{"id":"vidhyamitra:city-day:patna:2025-10-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/patna/2025-10-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2025-10-07","date_display":"October 7, 2025 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2025,"month":10,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460955.770833,"kali_year":5127,"ahargana":1872490.2708,"sun":{"sidereal_longitude":169.0131,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":346.3837,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":177.3706,"elapsed_within_tithi_degrees":9.3706},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":346.3837,"elapsed_within_degrees":13.0504},"yoga":{"number":12,"name":"Dhruva","sum_longitude":155.3968},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":2025,"month":10,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460955.770833,"ahargana":1872490.2708,"kali_year":5127,"ayanamsa_lahiri":24.2129,"grahas":{"sun":{"sidereal_longitude":169.81975,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"moon":{"sidereal_longitude":348.16515,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":1.5325},"mars":{"sidereal_longitude":195.42385000000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":185.85815000000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":88.83045000000004,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"venus":{"sidereal_longitude":146.98035,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":333.16625,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":326.4544,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":146.4544,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2025,"month":10,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460955.770833,"kali_year":5127,"ahargana":1872490.2708,"sun":{"sidereal_longitude":169.0131,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":346.3837,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":177.3706,"elapsed_within_tithi_degrees":9.3706},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":346.3837,"elapsed_within_degrees":13.0504},"yoga":{"number":12,"name":"Dhruva","sum_longitude":155.3968},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.532,"elongation":177.371},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.532,"opposition_distance":2.629}},"eclipse_window_40days":[]},"city":{"slug":"patna","name":"Patna, Bihar","lat":25.5941,"lon":85.1376,"tz_offset_hours":5.5,"state":"Bihar","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"patna","name":"Patna, Bihar","lat":25.5941,"lon":85.1376,"tz_offset_hours":5.5,"state":"Bihar","country":"IN","tier":"tier-1"},"sunriseLocal":"05:43","sunsetLocal":"17:30","solarNoonLocal":"11:36","dayLengthHours":11.769137929475717,"dayLengthDisplay":"11 Hours 46 Mins 09 Secs","nightLengthDisplay":"12 Hours 13 Mins 51 Secs","moonriseLocal":"17:18","moonsetLocal":"05:42","rahuKala":{"name":"Rāhu Kāla","start":"14:33","end":"16:01","startHours":14.550465312218602,"endHours":16.021607553403065,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:40","end":"10:08","startHours":8.665896347480745,"endHours":10.13703858866521,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:36","end":"13:05","startHours":11.608180829849672,"endHours":13.079323071034139,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:28","end":"08:52","startHours":8.46974404865615,"endHours":8.86204864630534,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:13","end":"06:32","startHours":6.213992612173303,"endHours":6.527836290292655,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:13","end":"12:00","startHours":11.215876232200483,"endHours":12.000485427498862,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:09","end":"04:56","startHours":4.154393474515053,"endHours":4.9390026698134335,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:43","startHours":4.7428503709888385,"endHours":5.723611865111815,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:34","end":"14:21","startHours":13.569703818095626,"endHours":14.354313013394007,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:18","end":"17:42","startHours":17.292749794587532,"endHours":17.69274979458753,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:30","end":"17:59","startHours":17.49274979458753,"endHours":17.983130541649018,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:15","end":"19:00","startHours":17.24274979458753,"endHours":18.99274979458753,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:13","end":"00:00","startHours":23.215876232200483,"endHours":24.000485427498862,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:43","end":"07:12","startHours":5.723611865111815,"endHours":7.19475410629628,"quality":"inauspicious"},{"name":"Udveg","start":"07:12","end":"08:40","startHours":7.19475410629628,"endHours":8.665896347480745,"quality":"inauspicious"},{"name":"Chala","start":"08:40","end":"10:08","startHours":8.665896347480745,"endHours":10.13703858866521,"quality":"neutral"},{"name":"Labha","start":"10:08","end":"11:36","startHours":10.13703858866521,"endHours":11.608180829849672,"quality":"auspicious"},{"name":"Amṛta","start":"11:36","end":"13:05","startHours":11.608180829849672,"endHours":13.079323071034139,"quality":"auspicious"},{"name":"Kāla","start":"13:05","end":"14:33","startHours":13.079323071034139,"endHours":14.550465312218602,"quality":"inauspicious"},{"name":"Śubha","start":"14:33","end":"16:01","startHours":14.550465312218602,"endHours":16.021607553403065,"quality":"auspicious"},{"name":"Roga","start":"16:01","end":"17:30","startHours":16.021607553403065,"endHours":17.49274979458753,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:30","end":"19:01","startHours":17.49274979458753,"endHours":19.02160755340307,"quality":"inauspicious"},{"name":"Śubha","start":"19:01","end":"20:33","startHours":19.02160755340307,"endHours":20.550465312218602,"quality":"auspicious"},{"name":"Roga","start":"20:33","end":"22:05","startHours":20.550465312218602,"endHours":22.07932307103414,"quality":"inauspicious"},{"name":"Udveg","start":"22:05","end":"23:36","startHours":22.07932307103414,"endHours":23.608180829849672,"quality":"inauspicious"},{"name":"Chala","start":"23:36","end":"01:08","startHours":23.608180829849672,"endHours":25.13703858866521,"quality":"neutral"},{"name":"Labha","start":"01:08","end":"02:40","startHours":25.13703858866521,"endHours":26.665896347480746,"quality":"auspicious"},{"name":"Amṛta","start":"02:40","end":"04:12","startHours":26.665896347480746,"endHours":28.19475410629628,"quality":"auspicious"},{"name":"Kāla","start":"04:12","end":"05:43","startHours":28.19475410629628,"endHours":29.723611865111813,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:43","end":"06:43","startHours":5.723611865111815,"endHours":6.723611865111815,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:43","end":"07:43","startHours":6.723611865111815,"endHours":7.723611865111815,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:43","end":"08:43","startHours":7.723611865111815,"endHours":8.723611865111815,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:43","end":"09:43","startHours":8.723611865111815,"endHours":9.723611865111815,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:43","end":"10:43","startHours":9.723611865111815,"endHours":10.723611865111815,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:43","end":"11:43","startHours":10.723611865111815,"endHours":11.723611865111815,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:43","end":"12:43","startHours":11.723611865111815,"endHours":12.723611865111815,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:43","end":"13:43","startHours":12.723611865111815,"endHours":13.723611865111815,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:43","end":"14:43","startHours":13.723611865111815,"endHours":14.723611865111815,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:43","end":"15:43","startHours":14.723611865111815,"endHours":15.723611865111815,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:43","end":"16:43","startHours":15.723611865111815,"endHours":16.723611865111813,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:43","end":"17:43","startHours":16.723611865111813,"endHours":17.723611865111813,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:43","end":"18:43","startHours":17.723611865111813,"endHours":18.723611865111813,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:43","end":"19:43","startHours":18.723611865111813,"endHours":19.723611865111813,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:43","end":"20:43","startHours":19.723611865111813,"endHours":20.723611865111813,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:43","end":"21:43","startHours":20.723611865111813,"endHours":21.723611865111813,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:43","end":"22:43","startHours":21.723611865111813,"endHours":22.723611865111813,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:43","end":"23:43","startHours":22.723611865111813,"endHours":23.723611865111813,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:43","end":"00:43","startHours":23.723611865111813,"endHours":24.723611865111813,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:43","end":"01:43","startHours":24.723611865111813,"endHours":25.723611865111813,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:43","end":"02:43","startHours":25.723611865111813,"endHours":26.723611865111813,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:43","end":"03:43","startHours":26.723611865111813,"endHours":27.723611865111813,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:43","end":"04:43","startHours":27.723611865111813,"endHours":28.723611865111813,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:43","end":"05:43","startHours":28.723611865111813,"endHours":29.723611865111813,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-5.534211556145528,"eotMinutes":12.958750209019716,"ayanamsa":24.2129}},"calendars":{"vikram_samvat":2082,"vikram_samvatsara":"Kālayukta","saka_samvat":1947,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1432,"malayalam_era":1201,"nanakshahi_year":556,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Pūrṇimā · Vikram 2082 Kālayukta · Śaka 1947 Viśvāvasu"},"festivals":[{"id":"sharad-purnima","name":"Śarad Pūrṇimā / Kojāgarī Pūrṇimā","name_sanskrit":"शरद पूर्णिमा","tradition":"Vaishnava","associated_deity":"Krishna + Lakṣmī","significance":"Krishna's Mahā-rāsa with the gopīs at Vṛndāvana. Lakṣmī wakes (\"ko jāgartti?\")","vrata":true,"primary_observance":"Night-long jāgaraṇa; offering of pāyasa under moonlight","detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":2,"sources":["Bhāgavata 10.29-33"]},{"id":"rasa-purnima","name":"Rāsa Pūrṇimā (Vraja Mahā-Rāsa)","name_sanskrit":"रास पूर्णिमा","tradition":"Vaishnava","associated_deity":"Krishna + Gopīs","significance":"Krishna's Mahā-rāsa with the gopīs at Vraja (Bhāgavata 10.29-33). Same as Śarad Pūrṇimā but emphasized in Vraja tradition.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":2},{"id":"valmiki-jayanti","name":"Mahārṣi Vālmīki Jayantī","name_sanskrit":"महर्षि वाल्मीकि जयन्ती","tradition":"Pan-Hindu","associated_deity":"Maharṣi Vālmīki (ādi-kavi)","significance":"Composer of Vālmīki Rāmāyaṇa. Āśvina Pūrṇimā tradition.","vrata":false,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":3}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Dedicated festival walk for Śarad Pūrṇimā / Kojāgarī Pūrṇimā · Rāsa Pūrṇimā (Vraja Mahā-Rāsa) · Mahārṣi Vālmīki Jayantī is not live yet; Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"patna"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 7, 2025 CE · Patna, Bihar · Vidhyamitra","description":"October 7, 2025 CE for Patna, Bihar: Śukla Pūrṇimā, sūryodaya 05:43, sūryāsta 17:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/patna/2025-10-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/patna/2025-10-07","sa":"https://sa.vidhyamitra.com/city/patna/2025-10-07","hi":"https://hi.vidhyamitra.com/city/patna/2025-10-07","x-default":"https://vidhyamitra.com/city/patna/2025-10-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-07-27T15:04:48.505Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-07-27T15:04:48.505Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-07-27T15:04:48.505Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no founder-city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","Divyāṁśa-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}