{"id":"vidhyamitra:city-day:rishikesh:1985-09-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1985-09-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1985-09-08","date_display":"September 8, 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":9,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446316.770833,"kali_year":5087,"ahargana":1857851.2708,"sun":{"sidereal_longitude":141.014,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":59.5223,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":278.5084,"elapsed_within_tithi_degrees":2.5084},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.5223,"elapsed_within_degrees":6.189},"yoga":{"number":16,"name":"Siddhi","sum_longitude":200.5363},"karana":{"half_tithi_index":46,"name":"Taitila"},"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":9,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446316.770833,"ahargana":1857851.2708,"kali_year":5087,"ayanamsa_lahiri":23.653,"grahas":{"sun":{"sidereal_longitude":141.68906700000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":57.49126699999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false,"latitude":2.7329},"mars":{"sidereal_longitude":125.274067,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":128.765067,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":285.34516699999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"venus":{"sidereal_longitude":109.557367,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":208.99176699999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":22.0991,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":202.0991,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":"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":9,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446316.770833,"kali_year":5087,"ahargana":1857851.2708,"sun":{"sidereal_longitude":141.014,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":59.5223,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":278.5084,"elapsed_within_tithi_degrees":2.5084},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.5223,"elapsed_within_degrees":6.189},"yoga":{"number":16,"name":"Siddhi","sum_longitude":200.5363},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.733,"elongation":81.492},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.733,"opposition_distance":98.508}},"eclipse_window_40days":[]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"05:57","sunsetLocal":"18:31","solarNoonLocal":"12:14","dayLengthHours":12.577300040205067,"dayLengthDisplay":"12 Hours 34 Mins 38 Secs","nightLengthDisplay":"11 Hours 25 Mins 22 Secs","moonriseLocal":"23:37","moonsetLocal":"13:38","rahuKala":{"name":"Rāhu Kāla","start":"16:57","end":"18:31","startHours":16.950008104749084,"endHours":18.52217060977472,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:14","end":"13:48","startHours":12.233520589672185,"endHours":13.805683094697818,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:23","end":"16:57","startHours":15.37784559972345,"endHours":16.950008104749084,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.879573912284167,"endHours":9.298817246957668,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:28","end":"06:48","startHours":6.468924737911529,"endHours":6.804319405650331,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:39","startHours":11.814277254998682,"endHours":12.652763924345688,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:16","end":"05:06","startHours":4.267897230875642,"endHours":5.106383900222647,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:54","end":"05:57","startHours":4.896762232885895,"endHours":5.944870569569651,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:10","startHours":14.329737263039696,"endHours":15.1682239323867,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.32217060977472,"endHours":18.722170609774718,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:03","startHours":18.52217060977472,"endHours":19.046224778116596,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.27217060977472,"endHours":20.02217060977472,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:39","startHours":23.814277254998682,"endHours":24.652763924345688,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:57","end":"07:31","startHours":5.944870569569651,"endHours":7.517033074595284,"quality":"inauspicious"},{"name":"Chala","start":"07:31","end":"09:05","startHours":7.517033074595284,"endHours":9.089195579620917,"quality":"neutral"},{"name":"Labha","start":"09:05","end":"10:40","startHours":9.089195579620917,"endHours":10.661358084646551,"quality":"auspicious"},{"name":"Amṛta","start":"10:40","end":"12:14","startHours":10.661358084646551,"endHours":12.233520589672185,"quality":"auspicious"},{"name":"Kāla","start":"12:14","end":"13:48","startHours":12.233520589672185,"endHours":13.805683094697818,"quality":"inauspicious"},{"name":"Śubha","start":"13:48","end":"15:23","startHours":13.805683094697818,"endHours":15.37784559972345,"quality":"auspicious"},{"name":"Roga","start":"15:23","end":"16:57","startHours":15.37784559972345,"endHours":16.950008104749084,"quality":"inauspicious"},{"name":"Udveg","start":"16:57","end":"18:31","startHours":16.950008104749084,"endHours":18.52217060977472,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:31","end":"19:57","startHours":18.52217060977472,"endHours":19.950008104749084,"quality":"auspicious"},{"name":"Roga","start":"19:57","end":"21:23","startHours":19.950008104749084,"endHours":21.37784559972345,"quality":"inauspicious"},{"name":"Udveg","start":"21:23","end":"22:48","startHours":21.37784559972345,"endHours":22.80568309469782,"quality":"inauspicious"},{"name":"Chala","start":"22:48","end":"00:14","startHours":22.80568309469782,"endHours":24.233520589672185,"quality":"neutral"},{"name":"Labha","start":"00:14","end":"01:40","startHours":24.233520589672185,"endHours":25.66135808464655,"quality":"auspicious"},{"name":"Amṛta","start":"01:40","end":"03:05","startHours":25.66135808464655,"endHours":27.08919557962092,"quality":"auspicious"},{"name":"Kāla","start":"03:05","end":"04:31","startHours":27.08919557962092,"endHours":28.517033074595286,"quality":"inauspicious"},{"name":"Śubha","start":"04:31","end":"05:57","startHours":28.517033074595286,"endHours":29.94487056956965,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:57","end":"06:57","startHours":5.944870569569651,"endHours":6.944870569569651,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:57","end":"07:57","startHours":6.944870569569651,"endHours":7.944870569569651,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:57","end":"08:57","startHours":7.944870569569651,"endHours":8.944870569569652,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:57","end":"09:57","startHours":8.944870569569652,"endHours":9.944870569569652,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:57","end":"10:57","startHours":9.944870569569652,"endHours":10.944870569569652,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:57","end":"11:57","startHours":10.944870569569652,"endHours":11.944870569569652,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:57","end":"12:57","startHours":11.944870569569652,"endHours":12.944870569569652,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:57","end":"13:57","startHours":12.944870569569652,"endHours":13.944870569569652,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:57","end":"14:57","startHours":13.944870569569652,"endHours":14.944870569569652,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:57","end":"15:57","startHours":14.944870569569652,"endHours":15.944870569569652,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:57","end":"16:57","startHours":15.944870569569652,"endHours":16.94487056956965,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:57","end":"17:57","startHours":16.94487056956965,"endHours":17.94487056956965,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:57","end":"18:57","startHours":17.94487056956965,"endHours":18.94487056956965,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:57","end":"19:57","startHours":18.94487056956965,"endHours":19.94487056956965,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:57","end":"20:57","startHours":19.94487056956965,"endHours":20.94487056956965,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:57","end":"21:57","startHours":20.94487056956965,"endHours":21.94487056956965,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:57","end":"22:57","startHours":21.94487056956965,"endHours":22.94487056956965,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:57","end":"23:57","startHours":22.94487056956965,"endHours":23.94487056956965,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:57","end":"00:57","startHours":23.94487056956965,"endHours":24.94487056956965,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:57","end":"01:57","startHours":24.94487056956965,"endHours":25.94487056956965,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:57","end":"02:57","startHours":25.94487056956965,"endHours":26.94487056956965,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:57","end":"03:57","startHours":26.94487056956965,"endHours":27.94487056956965,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:57","end":"04:57","startHours":27.94487056956965,"endHours":28.94487056956965,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:57","end":"05:57","startHours":28.94487056956965,"endHours":29.94487056956965,"planetary_lord":"Jupiter"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":5.776330048433628,"eotMinutes":2.918364619668906,"ayanamsa":23.653}},"calendars":{"vikram_samvat":2042,"vikram_samvatsara":"Bahudhānya","saka_samvat":1907,"saka_samvatsara":"Krodhana","bengali_samvat":1392,"malayalam_era":1161,"nanakshahi_year":516,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Navamī · Vikram 2042 Bahudhānya · Śaka 1907 Krodhana"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"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":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 8, 1985 CE · Ṛṣikeśa · Vidhyamitra","description":"September 8, 1985 CE for Ṛṣikeśa: Kṛṣṇa Navamī, sūryodaya 05:57, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1985-09-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1985-09-08","sa":"https://sa.vidhyamitra.com/city/rishikesh/1985-09-08","hi":"https://hi.vidhyamitra.com/city/rishikesh/1985-09-08","x-default":"https://vidhyamitra.com/city/rishikesh/1985-09-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T03:26:21.302Z","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":"2026-05-18T03:26:21.302Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T03:26:21.302Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}