{"id":"vidhyamitra:city-day:rishikesh:1973-02-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1973-02-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-02-19","date_display":"February 19, 1973 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":1973,"month":2,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441732.770833,"kali_year":5074,"ahargana":1853267.2708,"sun":{"sidereal_longitude":306.9562,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":148.9722,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":202.016,"elapsed_within_tithi_degrees":10.016},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":148.9722,"elapsed_within_degrees":2.3055},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":95.9284},"karana":{"half_tithi_index":33,"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":1973,"month":2,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441732.770833,"ahargana":1853267.2708,"kali_year":5074,"ayanamsa_lahiri":23.4777,"grahas":{"sun":{"sidereal_longitude":306.77450999999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":147.14141,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":-4.0435},"mars":{"sidereal_longitude":251.62950999999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":322.97541,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":276.09060999999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":294.76341,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":50.45521000000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":264.9814,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":84.9814,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":"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":1973,"month":2,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441732.770833,"kali_year":5074,"ahargana":1853267.2708,"sun":{"sidereal_longitude":306.9562,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":148.9722,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":202.016,"elapsed_within_tithi_degrees":10.016},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":148.9722,"elapsed_within_degrees":2.3055},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":95.9284},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.043,"elongation":157.984},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.043,"opposition_distance":22.016}},"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":"06:54","sunsetLocal":"18:08","solarNoonLocal":"12:31","dayLengthHours":11.238668061426687,"dayLengthDisplay":"11 Hours 14 Mins 19 Secs","nightLengthDisplay":"12 Hours 45 Mins 41 Secs","moonriseLocal":"19:41","moonsetLocal":"08:04","rahuKala":{"name":"Rāhu Kāla","start":"08:18","end":"09:43","startHours":8.307077496358987,"endHours":9.711911004037322,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:07","end":"12:31","startHours":11.116744511715659,"endHours":12.521578019393996,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:56","end":"15:20","startHours":13.92641152707233,"endHours":15.331245034750665,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:54","startHours":9.524599869680213,"endHours":9.899222138394435,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:22","end":"07:40","startHours":7.37052182457343,"endHours":7.670219639544809,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.146955750679773,"endHours":12.896200288108219,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:24","end":"06:09","startHours":5.40375491382376,"endHours":6.152999451252206,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:54","startHours":5.965688316895094,"endHours":6.9022439886806515,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:09","startHours":14.39468936296511,"endHours":15.143933900393556,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.94091205010734,"endHours":18.340912050107338,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:37","startHours":18.14091205010734,"endHours":18.609189886000117,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.89091205010734,"endHours":19.64091205010734,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.146955750679773,"endHours":24.89620028810822,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:54","end":"08:18","startHours":6.9022439886806515,"endHours":8.307077496358987,"quality":"auspicious"},{"name":"Kāla","start":"08:18","end":"09:43","startHours":8.307077496358987,"endHours":9.711911004037322,"quality":"inauspicious"},{"name":"Śubha","start":"09:43","end":"11:07","startHours":9.711911004037322,"endHours":11.116744511715659,"quality":"auspicious"},{"name":"Roga","start":"11:07","end":"12:31","startHours":11.116744511715659,"endHours":12.521578019393996,"quality":"inauspicious"},{"name":"Udveg","start":"12:31","end":"13:56","startHours":12.521578019393996,"endHours":13.92641152707233,"quality":"inauspicious"},{"name":"Chala","start":"13:56","end":"15:20","startHours":13.92641152707233,"endHours":15.331245034750665,"quality":"neutral"},{"name":"Labha","start":"15:20","end":"16:44","startHours":15.331245034750665,"endHours":16.736078542429002,"quality":"auspicious"},{"name":"Amṛta","start":"16:44","end":"18:08","startHours":16.736078542429002,"endHours":18.14091205010734,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:08","end":"19:44","startHours":18.14091205010734,"endHours":19.736078542429002,"quality":"neutral"},{"name":"Labha","start":"19:44","end":"21:20","startHours":19.736078542429002,"endHours":21.331245034750665,"quality":"auspicious"},{"name":"Amṛta","start":"21:20","end":"22:56","startHours":21.331245034750665,"endHours":22.926411527072332,"quality":"auspicious"},{"name":"Kāla","start":"22:56","end":"00:31","startHours":22.926411527072332,"endHours":24.521578019393996,"quality":"inauspicious"},{"name":"Śubha","start":"00:31","end":"02:07","startHours":24.521578019393996,"endHours":26.11674451171566,"quality":"auspicious"},{"name":"Roga","start":"02:07","end":"03:43","startHours":26.11674451171566,"endHours":27.711911004037326,"quality":"inauspicious"},{"name":"Udveg","start":"03:43","end":"05:18","startHours":27.711911004037326,"endHours":29.30707749635899,"quality":"inauspicious"},{"name":"Chala","start":"05:18","end":"06:54","startHours":29.30707749635899,"endHours":30.902243988680652,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:54","end":"07:54","startHours":6.9022439886806515,"endHours":7.9022439886806515,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:54","end":"08:54","startHours":7.9022439886806515,"endHours":8.902243988680652,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:54","end":"09:54","startHours":8.902243988680652,"endHours":9.902243988680652,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:54","end":"10:54","startHours":9.902243988680652,"endHours":10.902243988680652,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:54","end":"11:54","startHours":10.902243988680652,"endHours":11.902243988680652,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:54","end":"12:54","startHours":11.902243988680652,"endHours":12.902243988680652,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:54","end":"13:54","startHours":12.902243988680652,"endHours":13.902243988680652,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:54","end":"14:54","startHours":13.902243988680652,"endHours":14.902243988680652,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:54","end":"15:54","startHours":14.902243988680652,"endHours":15.902243988680652,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:54","end":"16:54","startHours":15.902243988680652,"endHours":16.902243988680652,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:54","end":"17:54","startHours":16.902243988680652,"endHours":17.902243988680652,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:54","end":"18:54","startHours":17.902243988680652,"endHours":18.902243988680652,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:54","end":"19:54","startHours":18.902243988680652,"endHours":19.902243988680652,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:54","end":"20:54","startHours":19.902243988680652,"endHours":20.902243988680652,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:54","end":"21:54","startHours":20.902243988680652,"endHours":21.902243988680652,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:54","end":"22:54","startHours":21.902243988680652,"endHours":22.902243988680652,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:54","end":"23:54","startHours":22.902243988680652,"endHours":23.902243988680652,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:54","end":"00:54","startHours":23.902243988680652,"endHours":24.902243988680652,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:54","end":"01:54","startHours":24.902243988680652,"endHours":25.902243988680652,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:54","end":"02:54","startHours":25.902243988680652,"endHours":26.902243988680652,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:54","end":"03:54","startHours":26.902243988680652,"endHours":27.902243988680652,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:54","end":"04:54","startHours":27.902243988680652,"endHours":28.902243988680652,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:54","end":"05:54","startHours":28.902243988680652,"endHours":29.902243988680652,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:54","end":"06:54","startHours":29.902243988680652,"endHours":30.902243988680652,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-11.381925337443873,"eotMinutes":-14.365081163639648,"ayanamsa":23.4777}},"calendars":{"vikram_samvat":2030,"vikram_samvatsara":"Akṣaya","saka_samvat":1895,"saka_samvatsara":"Pramādī","bengali_samvat":1380,"malayalam_era":1149,"nanakshahi_year":504,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Dvitīyā · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5}],"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":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 19, 1973 CE · Ṛṣikeśa · Vidhyamitra","description":"February 19, 1973 CE for Ṛṣikeśa: Kṛṣṇa Dvitīyā, sūryodaya 06:54, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1973-02-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1973-02-19","sa":"https://sa.vidhyamitra.com/city/rishikesh/1973-02-19","hi":"https://hi.vidhyamitra.com/city/rishikesh/1973-02-19","x-default":"https://vidhyamitra.com/city/rishikesh/1973-02-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T16:23:25.562Z","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":"2026-05-24T16:23:25.562Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T16:23:25.562Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}