{"id":"vidhyamitra:city-day:surat:2009-10-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/surat/2009-10-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2009-10-10","date_display":"October 10, 2009 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2009,"month":10,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455114.770833,"kali_year":5111,"ahargana":1866649.2708,"sun":{"sidereal_longitude":172.116,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":65.115,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":252.9991,"elapsed_within_tithi_degrees":0.9991},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":65.115,"elapsed_within_degrees":11.7817},"yoga":{"number":18,"name":"Varīyān","sum_longitude":237.231},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2009,"month":10,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455114.770833,"ahargana":1866649.2708,"kali_year":5111,"ayanamsa_lahiri":23.9895,"grahas":{"sun":{"sidereal_longitude":172.88101900000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"moon":{"sidereal_longitude":65.55511899999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false,"latitude":2.304},"mars":{"sidereal_longitude":92.47101900000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":155.73901899999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":293.50831900000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":149.841519,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":153.50851899999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":275.9387,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":95.9387,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2009,"month":10,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455114.770833,"kali_year":5111,"ahargana":1866649.2708,"sun":{"sidereal_longitude":172.116,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":65.115,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":252.9991,"elapsed_within_tithi_degrees":0.9991},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":65.115,"elapsed_within_degrees":11.7817},"yoga":{"number":18,"name":"Varīyān","sum_longitude":237.231},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.304,"elongation":107.001},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.304,"opposition_distance":72.999}},"eclipse_window_40days":[]},"city":{"slug":"surat","name":"Surat, Gujarat","lat":21.1702,"lon":72.8311,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"mega","elevation_m":13},"tier2":{"city":{"slug":"surat","name":"Surat, Gujarat","lat":21.1702,"lon":72.8311,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"mega","elevation_m":13},"sunriseLocal":"06:32","sunsetLocal":"18:18","solarNoonLocal":"12:25","dayLengthHours":11.776076331796164,"dayLengthDisplay":"11 Hours 46 Mins 34 Secs","nightLengthDisplay":"12 Hours 13 Mins 26 Secs","moonriseLocal":"22:34","moonsetLocal":"11:57","rahuKala":{"name":"Rāhu Kāla","start":"09:28","end":"10:57","startHours":9.471516815851464,"endHours":10.943526357325986,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:53","end":"15:22","startHours":13.887545440275026,"endHours":15.359554981749547,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:32","end":"08:00","startHours":6.5274977329024235,"endHours":7.999507274376944,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:40","startHours":9.275248876988195,"endHours":9.667784754714734,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:01","end":"07:20","startHours":7.018167580060597,"endHours":7.332196282241828,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:48","startHours":12.023000021073967,"endHours":12.808071776527045,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:57","end":"05:45","startHours":4.957354221996268,"endHours":5.742425977449346,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:33","end":"06:32","startHours":5.546158038586077,"endHours":6.5274977329024235,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:10","startHours":14.3782152874332,"endHours":15.163287042886278,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:06","end":"18:30","startHours":18.103574064698588,"endHours":18.503574064698586,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:18","end":"18:48","startHours":18.303574064698587,"endHours":18.79424391185676,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:03","end":"19:48","startHours":18.053574064698587,"endHours":19.803574064698587,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:48","startHours":24.02300002107397,"endHours":24.808071776527044,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:32","end":"08:00","startHours":6.5274977329024235,"endHours":7.999507274376944,"quality":"inauspicious"},{"name":"Śubha","start":"08:00","end":"09:28","startHours":7.999507274376944,"endHours":9.471516815851464,"quality":"auspicious"},{"name":"Roga","start":"09:28","end":"10:57","startHours":9.471516815851464,"endHours":10.943526357325986,"quality":"inauspicious"},{"name":"Udveg","start":"10:57","end":"12:25","startHours":10.943526357325986,"endHours":12.415535898800506,"quality":"inauspicious"},{"name":"Chala","start":"12:25","end":"13:53","startHours":12.415535898800506,"endHours":13.887545440275026,"quality":"neutral"},{"name":"Labha","start":"13:53","end":"15:22","startHours":13.887545440275026,"endHours":15.359554981749547,"quality":"auspicious"},{"name":"Amṛta","start":"15:22","end":"16:50","startHours":15.359554981749547,"endHours":16.831564523224067,"quality":"auspicious"},{"name":"Kāla","start":"16:50","end":"18:18","startHours":16.831564523224067,"endHours":18.303574064698587,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:18","end":"19:50","startHours":18.303574064698587,"endHours":19.831564523224067,"quality":"auspicious"},{"name":"Amṛta","start":"19:50","end":"21:22","startHours":19.831564523224067,"endHours":21.359554981749547,"quality":"auspicious"},{"name":"Kāla","start":"21:22","end":"22:53","startHours":21.359554981749547,"endHours":22.887545440275026,"quality":"inauspicious"},{"name":"Śubha","start":"22:53","end":"00:25","startHours":22.887545440275026,"endHours":24.415535898800506,"quality":"auspicious"},{"name":"Roga","start":"00:25","end":"01:57","startHours":24.415535898800506,"endHours":25.943526357325986,"quality":"inauspicious"},{"name":"Udveg","start":"01:57","end":"03:28","startHours":25.943526357325986,"endHours":27.471516815851466,"quality":"inauspicious"},{"name":"Chala","start":"03:28","end":"05:00","startHours":27.471516815851466,"endHours":28.999507274376946,"quality":"neutral"},{"name":"Labha","start":"05:00","end":"06:32","startHours":28.999507274376946,"endHours":30.527497732902425,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:32","end":"07:32","startHours":6.5274977329024235,"endHours":7.5274977329024235,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:32","end":"08:32","startHours":7.5274977329024235,"endHours":8.527497732902424,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:32","end":"09:32","startHours":8.527497732902424,"endHours":9.527497732902424,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:32","end":"10:32","startHours":9.527497732902424,"endHours":10.527497732902424,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:32","end":"11:32","startHours":10.527497732902424,"endHours":11.527497732902424,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:32","end":"12:32","startHours":11.527497732902424,"endHours":12.527497732902424,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:32","end":"13:32","startHours":12.527497732902424,"endHours":13.527497732902424,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:32","end":"14:32","startHours":13.527497732902424,"endHours":14.527497732902424,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:32","end":"15:32","startHours":14.527497732902424,"endHours":15.527497732902424,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:32","end":"16:32","startHours":15.527497732902424,"endHours":16.527497732902425,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:32","end":"17:32","startHours":16.527497732902425,"endHours":17.527497732902425,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:32","end":"18:32","startHours":17.527497732902425,"endHours":18.527497732902425,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:32","end":"19:32","startHours":18.527497732902425,"endHours":19.527497732902425,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:32","end":"20:32","startHours":19.527497732902425,"endHours":20.527497732902425,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:32","end":"21:32","startHours":20.527497732902425,"endHours":21.527497732902425,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:32","end":"22:32","startHours":21.527497732902425,"endHours":22.527497732902425,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:32","end":"23:32","startHours":22.527497732902425,"endHours":23.527497732902425,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:32","end":"00:32","startHours":23.527497732902425,"endHours":24.527497732902425,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:32","end":"01:32","startHours":24.527497732902425,"endHours":25.527497732902425,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:32","end":"02:32","startHours":25.527497732902425,"endHours":26.527497732902425,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:32","end":"03:32","startHours":26.527497732902425,"endHours":27.527497732902425,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:32","end":"04:32","startHours":27.527497732902425,"endHours":28.527497732902425,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:32","end":"05:32","startHours":28.527497732902425,"endHours":29.527497732902425,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:32","end":"06:32","startHours":29.527497732902425,"endHours":30.527497732902425,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-6.628189308805982,"eotMinutes":13.743446071969673,"ayanamsa":23.9895}},"calendars":{"vikram_samvat":2066,"vikram_samvatsara":"Śubhakṛt","saka_samvat":1931,"saka_samvatsara":"Virodhi","bengali_samvat":1416,"malayalam_era":1185,"nanakshahi_year":540,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","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":"Kārtika Kṛṣṇa Saptamī · Vikram 2066 Śubhakṛt · Śaka 1931 Virodhi"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"surat"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 10, 2009 CE · Surat, Gujarat · Vidhyamitra","description":"October 10, 2009 CE for Surat, Gujarat: Kṛṣṇa Saptamī, sūryodaya 06:32, sūryāsta 18:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/surat/2009-10-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/surat/2009-10-10","sa":"https://sa.vidhyamitra.com/city/surat/2009-10-10","hi":"https://hi.vidhyamitra.com/city/surat/2009-10-10","x-default":"https://vidhyamitra.com/city/surat/2009-10-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-10T12:18:12.840Z","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":"2026-08-10T12:18:12.840Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-10T12:18:12.840Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single 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","reader-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"}}}