{"id":"vidhyamitra:city-day:asansol:2015-10-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/asansol/2015-10-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2015-10-20","date_display":"October 20, 2015 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":2015,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457315.770833,"kali_year":5117,"ahargana":1868850.2708,"sun":{"sidereal_longitude":181.4934,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":265.1769,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":83.6836,"elapsed_within_tithi_degrees":11.6836},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":265.1769,"elapsed_within_degrees":11.8436},"yoga":{"number":7,"name":"Sukarma","sum_longitude":86.6703},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"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":2015,"month":10,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457315.770833,"ahargana":1868850.2708,"kali_year":5117,"ayanamsa_lahiri":24.0737,"grahas":{"sun":{"sidereal_longitude":182.256624,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":262.28272400000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false,"latitude":4.3284},"mars":{"sidereal_longitude":141.21322400000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":164.77902399999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":139.77072399999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":135.717224,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":218.51032400000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":159.3191,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":339.3191,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"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":2015,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457315.770833,"kali_year":5117,"ahargana":1868850.2708,"sun":{"sidereal_longitude":181.4934,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":265.1769,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":83.6836,"elapsed_within_tithi_degrees":11.6836},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":265.1769,"elapsed_within_degrees":11.8436},"yoga":{"number":7,"name":"Sukarma","sum_longitude":86.6703},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.328,"elongation":83.684},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.328,"opposition_distance":96.316}},"eclipse_window_40days":[{"offset_days":-7,"type":"solar","occurs":true,"moon_latitude":1.25,"elongation":1.29}]},"city":{"slug":"asansol","name":"Asansol, West Bengal","lat":23.6739,"lon":86.9524,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"asansol","name":"Asansol, West Bengal","lat":23.6739,"lon":86.9524,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"sunriseLocal":"05:41","sunsetLocal":"17:12","solarNoonLocal":"11:26","dayLengthHours":11.522611619480092,"dayLengthDisplay":"11 Hours 31 Mins 21 Secs","nightLengthDisplay":"12 Hours 28 Mins 39 Secs","moonriseLocal":"11:26","moonsetLocal":"22:08","rahuKala":{"name":"Rāhu Kāla","start":"14:19","end":"15:46","startHours":14.322211717466171,"endHours":15.762538169901182,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:34","end":"10:00","startHours":8.560905907726124,"endHours":10.001232360161136,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:26","end":"12:53","startHours":11.441558812596147,"endHours":12.881885265031158,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:22","end":"08:45","startHours":8.36886238073479,"endHours":8.75294943471746,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:10","end":"06:28","startHours":6.160361820334439,"endHours":6.467631463520575,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:03","end":"11:50","startHours":11.057471758613477,"endHours":11.825645866578817,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:09","end":"04:55","startHours":4.143904786925423,"endHours":4.912078894890762,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:43","end":"05:41","startHours":4.720035367899428,"endHours":5.680253002856102,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:22","end":"14:08","startHours":13.361994082509497,"endHours":14.130168190474837,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:00","end":"17:24","startHours":17.002864622336194,"endHours":17.402864622336192,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:12","end":"17:41","startHours":17.202864622336193,"endHours":17.682973439814532,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:57","end":"18:42","startHours":16.952864622336193,"endHours":18.702864622336193,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:03","end":"23:50","startHours":23.05747175861348,"endHours":23.825645866578817,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:41","end":"07:07","startHours":5.680253002856102,"endHours":7.120579455291113,"quality":"inauspicious"},{"name":"Udveg","start":"07:07","end":"08:34","startHours":7.120579455291113,"endHours":8.560905907726124,"quality":"inauspicious"},{"name":"Chala","start":"08:34","end":"10:00","startHours":8.560905907726124,"endHours":10.001232360161136,"quality":"neutral"},{"name":"Labha","start":"10:00","end":"11:26","startHours":10.001232360161136,"endHours":11.441558812596147,"quality":"auspicious"},{"name":"Amṛta","start":"11:26","end":"12:53","startHours":11.441558812596147,"endHours":12.881885265031158,"quality":"auspicious"},{"name":"Kāla","start":"12:53","end":"14:19","startHours":12.881885265031158,"endHours":14.322211717466171,"quality":"inauspicious"},{"name":"Śubha","start":"14:19","end":"15:46","startHours":14.322211717466171,"endHours":15.762538169901182,"quality":"auspicious"},{"name":"Roga","start":"15:46","end":"17:12","startHours":15.762538169901182,"endHours":17.202864622336193,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:12","end":"18:46","startHours":17.202864622336193,"endHours":18.76253816990118,"quality":"inauspicious"},{"name":"Śubha","start":"18:46","end":"20:19","startHours":18.76253816990118,"endHours":20.32221171746617,"quality":"auspicious"},{"name":"Roga","start":"20:19","end":"21:53","startHours":20.32221171746617,"endHours":21.88188526503116,"quality":"inauspicious"},{"name":"Udveg","start":"21:53","end":"23:26","startHours":21.88188526503116,"endHours":23.44155881259615,"quality":"inauspicious"},{"name":"Chala","start":"23:26","end":"01:00","startHours":23.44155881259615,"endHours":25.001232360161136,"quality":"neutral"},{"name":"Labha","start":"01:00","end":"02:34","startHours":25.001232360161136,"endHours":26.560905907726124,"quality":"auspicious"},{"name":"Amṛta","start":"02:34","end":"04:07","startHours":26.560905907726124,"endHours":28.120579455291114,"quality":"auspicious"},{"name":"Kāla","start":"04:07","end":"05:41","startHours":28.120579455291114,"endHours":29.6802530028561,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:41","end":"06:41","startHours":5.680253002856102,"endHours":6.680253002856102,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:41","end":"07:41","startHours":6.680253002856102,"endHours":7.680253002856102,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:41","end":"08:41","startHours":7.680253002856102,"endHours":8.680253002856102,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:41","end":"09:41","startHours":8.680253002856102,"endHours":9.680253002856102,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:41","end":"10:41","startHours":9.680253002856102,"endHours":10.680253002856102,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:41","end":"11:41","startHours":10.680253002856102,"endHours":11.680253002856102,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:41","end":"12:41","startHours":11.680253002856102,"endHours":12.680253002856102,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:41","end":"13:41","startHours":12.680253002856102,"endHours":13.680253002856102,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:41","end":"14:41","startHours":13.680253002856102,"endHours":14.680253002856102,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:41","end":"15:41","startHours":14.680253002856102,"endHours":15.680253002856102,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:41","end":"16:41","startHours":15.680253002856102,"endHours":16.6802530028561,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:41","end":"17:41","startHours":16.6802530028561,"endHours":17.6802530028561,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:41","end":"18:41","startHours":17.6802530028561,"endHours":18.6802530028561,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:41","end":"19:41","startHours":18.6802530028561,"endHours":19.6802530028561,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:41","end":"20:41","startHours":19.6802530028561,"endHours":20.6802530028561,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:41","end":"21:41","startHours":20.6802530028561,"endHours":21.6802530028561,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:41","end":"22:41","startHours":21.6802530028561,"endHours":22.6802530028561,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:41","end":"23:41","startHours":22.6802530028561,"endHours":23.6802530028561,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:41","end":"00:41","startHours":23.6802530028561,"endHours":24.6802530028561,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:41","end":"01:41","startHours":24.6802530028561,"endHours":25.6802530028561,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:41","end":"02:41","startHours":25.6802530028561,"endHours":26.6802530028561,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:41","end":"03:41","startHours":26.6802530028561,"endHours":27.6802530028561,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:41","end":"04:41","startHours":27.6802530028561,"endHours":28.6802530028561,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:41","end":"05:41","startHours":28.6802530028561,"endHours":29.6802530028561,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.160866321830516,"eotMinutes":15.696871244231174,"ayanamsa":24.0737}},"calendars":{"vikram_samvat":2072,"vikram_samvatsara":"Kīlaka","saka_samvat":1937,"saka_samvatsara":"Manmatha","bengali_samvat":1422,"malayalam_era":1191,"nanakshahi_year":546,"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":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Saptamī · Vikram 2072 Kīlaka · Śaka 1937 Manmatha"},"festivals":[],"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":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"asansol"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 20, 2015 CE · Asansol, West Bengal · Vidhyamitra","description":"October 20, 2015 CE for Asansol, West Bengal: Śukla Saptamī, sūryodaya 05:41, sūryāsta 17:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/asansol/2015-10-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/asansol/2015-10-20","sa":"https://sa.vidhyamitra.com/city/asansol/2015-10-20","hi":"https://hi.vidhyamitra.com/city/asansol/2015-10-20","x-default":"https://vidhyamitra.com/city/asansol/2015-10-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T11:15:44.237Z","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":"2026-09-06T11:15:44.237Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T11:15:44.237Z","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":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","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"}}}