{"id":"vidhyamitra:city-day:rishikesh:2021-03-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2021-03-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2021-03-27","date_display":"March 27, 2021 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":2021,"month":3,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459300.770833,"kali_year":5122,"ahargana":1870835.2708,"sun":{"sidereal_longitude":342.5722,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":138.5586,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":155.9864,"elapsed_within_tithi_degrees":11.9864},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":138.5586,"elapsed_within_degrees":5.2253},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.1307},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2021,"month":3,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2459300.770833,"ahargana":1870835.2708,"kali_year":5122,"ayanamsa_lahiri":24.1496,"grahas":{"sun":{"sidereal_longitude":342.446883,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":138.68818299999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false,"latitude":4.4786},"mars":{"sidereal_longitude":49.08458300000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":321.834883,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":298.081683,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":342.353183,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":286.83638300000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":54.1443,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":234.1443,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2021,"month":3,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2459300.770833,"kali_year":5122,"ahargana":1870835.2708,"sun":{"sidereal_longitude":342.5722,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":138.5586,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":155.9864,"elapsed_within_tithi_degrees":11.9864},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":138.5586,"elapsed_within_degrees":5.2253},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":121.1307},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.479,"elongation":155.986},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.479,"opposition_distance":24.014}},"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":"06:13","sunsetLocal":"18:33","solarNoonLocal":"12:23","dayLengthHours":12.331034097751683,"dayLengthDisplay":"12 Hours 19 Mins 52 Secs","nightLengthDisplay":"11 Hours 40 Mins 08 Secs","moonriseLocal":"16:29","moonsetLocal":"05:06","rahuKala":{"name":"Rāhu Kāla","start":"09:18","end":"10:50","startHours":9.298408294266956,"endHours":10.839787556485916,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:55","end":"15:28","startHours":13.922546080923837,"endHours":15.463925343142797,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:13","end":"07:45","startHours":6.215649769829035,"endHours":7.7570290320479955,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:06","end":"09:30","startHours":9.092891059304428,"endHours":9.503925529229484,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:44","end":"07:03","startHours":6.729442857235355,"endHours":7.0582704331754,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:48","startHours":11.97013234877982,"endHours":12.792201288629933,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:34","end":"05:24","startHours":4.571511890128811,"endHours":5.393580829978923,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:11","end":"06:13","startHours":5.188063595016395,"endHours":6.215649769829035,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:16","startHours":14.436339168330157,"endHours":15.25840810818027,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:21","end":"18:45","startHours":18.34668386758072,"endHours":18.746683867580717,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:33","end":"19:04","startHours":18.546683867580718,"endHours":19.06047695498704,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:18","end":"20:03","startHours":18.296683867580718,"endHours":20.046683867580718,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:48","startHours":23.97013234877982,"endHours":24.792201288629933,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:13","end":"07:45","startHours":6.215649769829035,"endHours":7.7570290320479955,"quality":"inauspicious"},{"name":"Śubha","start":"07:45","end":"09:18","startHours":7.7570290320479955,"endHours":9.298408294266956,"quality":"auspicious"},{"name":"Roga","start":"09:18","end":"10:50","startHours":9.298408294266956,"endHours":10.839787556485916,"quality":"inauspicious"},{"name":"Udveg","start":"10:50","end":"12:23","startHours":10.839787556485916,"endHours":12.381166818704877,"quality":"inauspicious"},{"name":"Chala","start":"12:23","end":"13:55","startHours":12.381166818704877,"endHours":13.922546080923837,"quality":"neutral"},{"name":"Labha","start":"13:55","end":"15:28","startHours":13.922546080923837,"endHours":15.463925343142797,"quality":"auspicious"},{"name":"Amṛta","start":"15:28","end":"17:00","startHours":15.463925343142797,"endHours":17.005304605361758,"quality":"auspicious"},{"name":"Kāla","start":"17:00","end":"18:33","startHours":17.005304605361758,"endHours":18.546683867580718,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:33","end":"20:00","startHours":18.546683867580718,"endHours":20.005304605361758,"quality":"auspicious"},{"name":"Amṛta","start":"20:00","end":"21:28","startHours":20.005304605361758,"endHours":21.463925343142797,"quality":"auspicious"},{"name":"Kāla","start":"21:28","end":"22:55","startHours":21.463925343142797,"endHours":22.922546080923837,"quality":"inauspicious"},{"name":"Śubha","start":"22:55","end":"00:23","startHours":22.922546080923837,"endHours":24.381166818704877,"quality":"auspicious"},{"name":"Roga","start":"00:23","end":"01:50","startHours":24.381166818704877,"endHours":25.839787556485916,"quality":"inauspicious"},{"name":"Udveg","start":"01:50","end":"03:18","startHours":25.839787556485916,"endHours":27.298408294266956,"quality":"inauspicious"},{"name":"Chala","start":"03:18","end":"04:45","startHours":27.298408294266956,"endHours":28.757029032047996,"quality":"neutral"},{"name":"Labha","start":"04:45","end":"06:13","startHours":28.757029032047996,"endHours":30.215649769829035,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:13","end":"07:13","startHours":6.215649769829035,"endHours":7.215649769829035,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:13","end":"08:13","startHours":7.215649769829035,"endHours":8.215649769829035,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:13","end":"09:13","startHours":8.215649769829035,"endHours":9.215649769829035,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:13","end":"10:13","startHours":9.215649769829035,"endHours":10.215649769829035,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:13","end":"11:13","startHours":10.215649769829035,"endHours":11.215649769829035,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:13","end":"12:13","startHours":11.215649769829035,"endHours":12.215649769829035,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:13","end":"13:13","startHours":12.215649769829035,"endHours":13.215649769829035,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:13","end":"14:13","startHours":13.215649769829035,"endHours":14.215649769829035,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:13","end":"15:13","startHours":14.215649769829035,"endHours":15.215649769829035,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:13","end":"16:13","startHours":15.215649769829035,"endHours":16.215649769829035,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:13","end":"17:13","startHours":16.215649769829035,"endHours":17.215649769829035,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:13","end":"18:13","startHours":17.215649769829035,"endHours":18.215649769829035,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:13","end":"19:13","startHours":18.215649769829035,"endHours":19.215649769829035,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:13","end":"20:13","startHours":19.215649769829035,"endHours":20.215649769829035,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:13","end":"21:13","startHours":20.215649769829035,"endHours":21.215649769829035,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:13","end":"22:13","startHours":21.215649769829035,"endHours":22.215649769829035,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:13","end":"23:13","startHours":22.215649769829035,"endHours":23.215649769829035,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:13","end":"00:13","startHours":23.215649769829035,"endHours":24.215649769829035,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:13","end":"01:13","startHours":24.215649769829035,"endHours":25.215649769829035,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:13","end":"02:13","startHours":25.215649769829035,"endHours":26.215649769829035,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:13","end":"03:13","startHours":26.215649769829035,"endHours":27.215649769829035,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:13","end":"04:13","startHours":27.215649769829035,"endHours":28.215649769829035,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:13","end":"05:13","startHours":28.215649769829035,"endHours":29.215649769829035,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:13","end":"06:13","startHours":29.215649769829035,"endHours":30.215649769829035,"planetary_lord":"Mercury"}],"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","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":2.618754892720819,"eotMinutes":-5.940409122292583,"ayanamsa":24.1496}},"calendars":{"vikram_samvat":2078,"vikram_samvatsara":"Ānanda","saka_samvat":1943,"saka_samvatsara":"Plava","bengali_samvat":1428,"malayalam_era":1197,"nanakshahi_year":552,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Trayodaśī · Vikram 2078 Ānanda · Śaka 1943 Plava"},"festivals":[{"id":"mina-sankranti","name":"Mīna Saṅkrānti","name_sanskrit":"मीन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Pisces; Mīna-māsa begins.","vrata":false,"detection":{"sun_rashi":"Mīna"},"precedence":5},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 March 27, 2021 CE · Ṛṣikeśa · Vidhyamitra","description":"March 27, 2021 CE for Ṛṣikeśa: Śukla Trayodaśī, sūryodaya 06:13, sūryāsta 18:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2021-03-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2021-03-27","sa":"https://sa.vidhyamitra.com/city/rishikesh/2021-03-27","hi":"https://hi.vidhyamitra.com/city/rishikesh/2021-03-27","x-default":"https://vidhyamitra.com/city/rishikesh/2021-03-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T23:40:45.982Z","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":"2026-05-14T23:40:45.982Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T23:40:45.982Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}