{"id":"vidhyamitra:city-day:jamnagar:1985-10-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/1985-10-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1985-10-20","date_display":"October 20, 1985 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":1985,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446358.770833,"kali_year":5087,"ahargana":1857893.2708,"sun":{"sidereal_longitude":182.2532,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":259.1072,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":76.854,"elapsed_within_tithi_degrees":4.854},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":259.1072,"elapsed_within_degrees":5.7739},"yoga":{"number":7,"name":"Sukarma","sum_longitude":81.3604},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1985,"month":10,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446358.770833,"ahargana":1857893.2708,"kali_year":5087,"ayanamsa_lahiri":23.6546,"grahas":{"sun":{"sidereal_longitude":182.94266200000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":262.920562,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false,"latitude":-3.8656},"mars":{"sidereal_longitude":151.75586199999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":200.46676200000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":284.77046199999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"venus":{"sidereal_longitude":160.92586200000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":212.75786199999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":19.8737,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":199.8737,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1985,"month":10,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446358.770833,"kali_year":5087,"ahargana":1857893.2708,"sun":{"sidereal_longitude":182.2532,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":259.1072,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":76.854,"elapsed_within_tithi_degrees":4.854},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":259.1072,"elapsed_within_degrees":5.7739},"yoga":{"number":7,"name":"Sukarma","sum_longitude":81.3604},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.866,"elongation":76.854},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.866,"opposition_distance":103.146}},"eclipse_window_40days":[]},"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"sunriseLocal":"06:48","sunsetLocal":"18:21","solarNoonLocal":"12:34","dayLengthHours":11.550074538083422,"dayLengthDisplay":"11 Hours 33 Mins 00 Secs","nightLengthDisplay":"12 Hours 27 Mins 00 Secs","moonriseLocal":"12:30","moonsetLocal":"23:17","rahuKala":{"name":"Rāhu Kāla","start":"16:54","end":"18:21","startHours":16.899150097710766,"endHours":18.342909414971192,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:34","end":"14:01","startHours":12.567872145929481,"endHours":14.01163146318991,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:27","end":"16:54","startHours":15.455390780450337,"endHours":16.899150097710766,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:29","end":"09:52","startHours":9.487852269107236,"endHours":9.872854753710017,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:16","end":"07:35","startHours":7.274087982641247,"endHours":7.582089970323472,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:57","startHours":12.1828696613267,"endHours":12.952874630532262,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:15","end":"06:01","startHours":5.252824938476648,"endHours":6.02282990768221,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:50","end":"06:48","startHours":5.8303286653808195,"endHours":6.792834876887771,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:16","startHours":14.492884568943385,"endHours":15.262889538148947,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.142909414971193,"endHours":18.54290941497119,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:49","startHours":18.342909414971192,"endHours":18.82416252072467,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.092909414971192,"endHours":19.842909414971192,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:57","startHours":24.182869661326702,"endHours":24.95287463053226,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:48","end":"08:14","startHours":6.792834876887771,"endHours":8.2365941941482,"quality":"inauspicious"},{"name":"Chala","start":"08:14","end":"09:41","startHours":8.2365941941482,"endHours":9.680353511408626,"quality":"neutral"},{"name":"Labha","start":"09:41","end":"11:07","startHours":9.680353511408626,"endHours":11.124112828669055,"quality":"auspicious"},{"name":"Amṛta","start":"11:07","end":"12:34","startHours":11.124112828669055,"endHours":12.567872145929481,"quality":"auspicious"},{"name":"Kāla","start":"12:34","end":"14:01","startHours":12.567872145929481,"endHours":14.01163146318991,"quality":"inauspicious"},{"name":"Śubha","start":"14:01","end":"15:27","startHours":14.01163146318991,"endHours":15.455390780450337,"quality":"auspicious"},{"name":"Roga","start":"15:27","end":"16:54","startHours":15.455390780450337,"endHours":16.899150097710766,"quality":"inauspicious"},{"name":"Udveg","start":"16:54","end":"18:21","startHours":16.899150097710766,"endHours":18.342909414971192,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:21","end":"19:54","startHours":18.342909414971192,"endHours":19.899150097710766,"quality":"auspicious"},{"name":"Roga","start":"19:54","end":"21:27","startHours":19.899150097710766,"endHours":21.455390780450337,"quality":"inauspicious"},{"name":"Udveg","start":"21:27","end":"23:01","startHours":21.455390780450337,"endHours":23.011631463189907,"quality":"inauspicious"},{"name":"Chala","start":"23:01","end":"00:34","startHours":23.011631463189907,"endHours":24.56787214592948,"quality":"neutral"},{"name":"Labha","start":"00:34","end":"02:07","startHours":24.56787214592948,"endHours":26.124112828669055,"quality":"auspicious"},{"name":"Amṛta","start":"02:07","end":"03:41","startHours":26.124112828669055,"endHours":27.680353511408626,"quality":"auspicious"},{"name":"Kāla","start":"03:41","end":"05:14","startHours":27.680353511408626,"endHours":29.236594194148196,"quality":"inauspicious"},{"name":"Śubha","start":"05:14","end":"06:48","startHours":29.236594194148196,"endHours":30.79283487688777,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:48","end":"07:48","startHours":6.792834876887771,"endHours":7.792834876887771,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:48","end":"08:48","startHours":7.792834876887771,"endHours":8.79283487688777,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:48","end":"09:48","startHours":8.79283487688777,"endHours":9.79283487688777,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:48","end":"10:48","startHours":9.79283487688777,"endHours":10.79283487688777,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:48","end":"11:48","startHours":10.79283487688777,"endHours":11.79283487688777,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:48","end":"12:48","startHours":11.79283487688777,"endHours":12.79283487688777,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:48","end":"13:48","startHours":12.79283487688777,"endHours":13.79283487688777,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:48","end":"14:48","startHours":13.79283487688777,"endHours":14.79283487688777,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:48","end":"15:48","startHours":14.79283487688777,"endHours":15.79283487688777,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:48","end":"16:48","startHours":15.79283487688777,"endHours":16.79283487688777,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:48","end":"17:48","startHours":16.79283487688777,"endHours":17.79283487688777,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:48","end":"18:48","startHours":17.79283487688777,"endHours":18.79283487688777,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:48","end":"19:48","startHours":18.79283487688777,"endHours":19.79283487688777,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:48","end":"20:48","startHours":19.79283487688777,"endHours":20.79283487688777,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:48","end":"21:48","startHours":20.79283487688777,"endHours":21.79283487688777,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:48","end":"22:48","startHours":21.79283487688777,"endHours":22.79283487688777,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:48","end":"23:48","startHours":22.79283487688777,"endHours":23.79283487688777,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:48","end":"00:48","startHours":23.79283487688777,"endHours":24.79283487688777,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:48","end":"01:48","startHours":24.79283487688777,"endHours":25.79283487688777,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:48","end":"02:48","startHours":25.79283487688777,"endHours":26.79283487688777,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:48","end":"03:48","startHours":26.79283487688777,"endHours":27.79283487688777,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:48","end":"04:48","startHours":27.79283487688777,"endHours":28.79283487688777,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:48","end":"05:48","startHours":28.79283487688777,"endHours":29.79283487688777,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:48","end":"06:48","startHours":29.79283487688777,"endHours":30.79283487688777,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.257440289233521,"eotMinutes":15.696871244231174,"ayanamsa":23.6546}},"calendars":{"vikram_samvat":2042,"vikram_samvatsara":"Bahudhānya","saka_samvat":1907,"saka_samvatsara":"Krodhana","bengali_samvat":1392,"malayalam_era":1161,"nanakshahi_year":516,"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 2042 Bahudhānya · Śaka 1907 Krodhana"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"jamnagar"},"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, 1985 CE · Jamnagar, Gujarat · Vidhyamitra","description":"October 20, 1985 CE for Jamnagar, Gujarat: Śukla Saptamī, sūryodaya 06:48, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/1985-10-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/1985-10-20","sa":"https://sa.vidhyamitra.com/city/jamnagar/1985-10-20","hi":"https://hi.vidhyamitra.com/city/jamnagar/1985-10-20","x-default":"https://vidhyamitra.com/city/jamnagar/1985-10-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T16:43:10.099Z","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":"2026-05-31T16:43:10.099Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T16:43:10.099Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}