{"id":"vidhyamitra:city-day:varanasi:1985-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/varanasi/1985-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1985-05-13","date_display":"May 13, 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":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446198.770833,"kali_year":5087,"ahargana":1857733.2708,"sun":{"sidereal_longitude":28.6151,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":310.8317,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.2166,"elapsed_within_tithi_degrees":6.2166},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.8317,"elapsed_within_degrees":4.1651},"yoga":{"number":26,"name":"Indra","sum_longitude":339.4469},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446198.770833,"ahargana":1857733.2708,"kali_year":5087,"ayanamsa_lahiri":23.6485,"grahas":{"sun":{"sidereal_longitude":28.58657599999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":313.64537599999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false,"latitude":-4.3935},"mars":{"sidereal_longitude":48.080175999999994,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":4.833276000000012,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":293.390576,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":348.083076,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":211.04997600000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":28.3513,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":208.3513,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"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":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446198.770833,"kali_year":5087,"ahargana":1857733.2708,"sun":{"sidereal_longitude":28.6151,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":310.8317,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.2166,"elapsed_within_tithi_degrees":6.2166},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.8317,"elapsed_within_degrees":4.1651},"yoga":{"number":26,"name":"Indra","sum_longitude":339.4469},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.393,"elongation":77.783},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.393,"opposition_distance":102.217}},"eclipse_window_40days":[{"offset_days":7,"type":"solar","occurs":true,"moon_latitude":0.744,"elongation":2.194}]},"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:14","sunsetLocal":"18:34","solarNoonLocal":"11:54","dayLengthHours":13.333210251901711,"dayLengthDisplay":"13 Hours 20 Mins 00 Secs","nightLengthDisplay":"10 Hours 40 Mins 00 Secs","moonriseLocal":"01:09","moonsetLocal":"12:40","rahuKala":{"name":"Rāhu Kāla","start":"06:54","end":"08:34","startHours":6.905895509810919,"endHours":8.572546791298633,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:14","end":"11:54","startHours":10.239198072786348,"endHours":11.90584935427406,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:34","end":"15:14","startHours":13.572500635761774,"endHours":15.239151917249488,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:21","end":"08:48","startHours":8.350326620433604,"endHours":8.794766962163662,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:48","end":"06:09","startHours":5.794794655485776,"endHours":6.150346928869822,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:21","startHours":11.461409012544003,"endHours":12.350289696004118,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:28","end":"04:21","startHours":3.4614828614029767,"endHours":4.350363544863091,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:14","startHours":4.128143373998062,"endHours":5.239244228323205,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"15:01","startHours":14.128051062924346,"endHours":15.01693174638446,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:22","end":"18:46","startHours":18.372454480224917,"endHours":18.772454480224916,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:34","end":"19:08","startHours":18.572454480224916,"endHours":19.12800490738749,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:19","end":"20:04","startHours":18.322454480224916,"endHours":20.072454480224916,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:21","startHours":23.461409012544003,"endHours":24.35028969600412,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:14","end":"06:54","startHours":5.239244228323205,"endHours":6.905895509810919,"quality":"auspicious"},{"name":"Kāla","start":"06:54","end":"08:34","startHours":6.905895509810919,"endHours":8.572546791298633,"quality":"inauspicious"},{"name":"Śubha","start":"08:34","end":"10:14","startHours":8.572546791298633,"endHours":10.239198072786348,"quality":"auspicious"},{"name":"Roga","start":"10:14","end":"11:54","startHours":10.239198072786348,"endHours":11.90584935427406,"quality":"inauspicious"},{"name":"Udveg","start":"11:54","end":"13:34","startHours":11.90584935427406,"endHours":13.572500635761774,"quality":"inauspicious"},{"name":"Chala","start":"13:34","end":"15:14","startHours":13.572500635761774,"endHours":15.239151917249488,"quality":"neutral"},{"name":"Labha","start":"15:14","end":"16:54","startHours":15.239151917249488,"endHours":16.905803198737203,"quality":"auspicious"},{"name":"Amṛta","start":"16:54","end":"18:34","startHours":16.905803198737203,"endHours":18.572454480224916,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:34","end":"19:54","startHours":18.572454480224916,"endHours":19.905803198737203,"quality":"neutral"},{"name":"Labha","start":"19:54","end":"21:14","startHours":19.905803198737203,"endHours":21.239151917249487,"quality":"auspicious"},{"name":"Amṛta","start":"21:14","end":"22:34","startHours":21.239151917249487,"endHours":22.572500635761774,"quality":"auspicious"},{"name":"Kāla","start":"22:34","end":"23:54","startHours":22.572500635761774,"endHours":23.90584935427406,"quality":"inauspicious"},{"name":"Śubha","start":"23:54","end":"01:14","startHours":23.90584935427406,"endHours":25.239198072786348,"quality":"auspicious"},{"name":"Roga","start":"01:14","end":"02:34","startHours":25.239198072786348,"endHours":26.572546791298635,"quality":"inauspicious"},{"name":"Udveg","start":"02:34","end":"03:54","startHours":26.572546791298635,"endHours":27.905895509810918,"quality":"inauspicious"},{"name":"Chala","start":"03:54","end":"05:14","startHours":27.905895509810918,"endHours":29.239244228323205,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:14","end":"06:14","startHours":5.239244228323205,"endHours":6.239244228323205,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:14","end":"07:14","startHours":6.239244228323205,"endHours":7.239244228323205,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:14","end":"08:14","startHours":7.239244228323205,"endHours":8.239244228323205,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:14","end":"09:14","startHours":8.239244228323205,"endHours":9.239244228323205,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:14","end":"10:14","startHours":9.239244228323205,"endHours":10.239244228323205,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:14","end":"11:14","startHours":10.239244228323205,"endHours":11.239244228323205,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:14","end":"12:14","startHours":11.239244228323205,"endHours":12.239244228323205,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:14","end":"13:14","startHours":12.239244228323205,"endHours":13.239244228323205,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:14","end":"14:14","startHours":13.239244228323205,"endHours":14.239244228323205,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:14","end":"15:14","startHours":14.239244228323205,"endHours":15.239244228323205,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:14","end":"16:14","startHours":15.239244228323205,"endHours":16.239244228323205,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:14","end":"17:14","startHours":16.239244228323205,"endHours":17.239244228323205,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:14","end":"18:14","startHours":17.239244228323205,"endHours":18.239244228323205,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:14","end":"19:14","startHours":18.239244228323205,"endHours":19.239244228323205,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:14","end":"20:14","startHours":19.239244228323205,"endHours":20.239244228323205,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:14","end":"21:14","startHours":20.239244228323205,"endHours":21.239244228323205,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:14","end":"22:14","startHours":21.239244228323205,"endHours":22.239244228323205,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:14","end":"23:14","startHours":22.239244228323205,"endHours":23.239244228323205,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:14","end":"00:14","startHours":23.239244228323205,"endHours":24.239244228323205,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:14","end":"01:14","startHours":24.239244228323205,"endHours":25.239244228323205,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:14","end":"02:14","startHours":25.239244228323205,"endHours":26.239244228323205,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:14","end":"03:14","startHours":26.239244228323205,"endHours":27.239244228323205,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:14","end":"04:14","startHours":27.239244228323205,"endHours":28.239244228323205,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:14","end":"05:14","startHours":28.239244228323205,"endHours":29.239244228323205,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":18.32577157698955,"eotMinutes":3.7534387435564067,"ayanamsa":23.6485}},"calendars":{"vikram_samvat":2042,"vikram_samvatsara":"Bahudhānya","saka_samvat":1907,"saka_samvatsara":"Krodhana","bengali_samvat":1392,"malayalam_era":1161,"nanakshahi_year":516,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Navamī · Vikram 2042 Bahudhānya · Śaka 1907 Krodhana"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"varanasi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 13, 1985 CE · Vārāṇasī (Kāśī) · Vidhyamitra","description":"May 13, 1985 CE for Vārāṇasī (Kāśī): Kṛṣṇa Navamī, sūryodaya 05:14, sūryāsta 18:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/varanasi/1985-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/varanasi/1985-05-13","sa":"https://sa.vidhyamitra.com/city/varanasi/1985-05-13","hi":"https://hi.vidhyamitra.com/city/varanasi/1985-05-13","x-default":"https://vidhyamitra.com/city/varanasi/1985-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T14:25:43.224Z","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":"2026-05-14T14:25:43.224Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T14:25:43.224Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}