{"id":"vidhyamitra:city-day:rishikesh:1977-03-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1977-03-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1977-03-21","date_display":"March 21, 1977 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1977,"month":3,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443223.770833,"kali_year":5078,"ahargana":1854758.2708,"sun":{"sidereal_longitude":337.0094,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":353.6494,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":16.64,"elapsed_within_tithi_degrees":4.64},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":353.6494,"elapsed_within_degrees":6.9828},"yoga":{"number":25,"name":"Brahma","sum_longitude":330.6589},"karana":{"half_tithi_index":2,"name":"Bālava"},"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":1977,"month":3,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443223.770833,"ahargana":1854758.2708,"kali_year":5078,"ayanamsa_lahiri":23.5347,"grahas":{"sun":{"sidereal_longitude":336.778242,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":351.116342,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false,"latitude":0.9601},"mars":{"sidereal_longitude":307.565742,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":341.777042,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":33.80834199999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":0.9685420000000136,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":106.82114200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":185.9811,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":5.9811,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1977,"month":3,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443223.770833,"kali_year":5078,"ahargana":1854758.2708,"sun":{"sidereal_longitude":337.0094,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":353.6494,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":16.64,"elapsed_within_tithi_degrees":4.64},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":353.6494,"elapsed_within_degrees":6.9828},"yoga":{"number":25,"name":"Brahma","sum_longitude":330.6589},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.96,"elongation":16.64},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.96,"opposition_distance":163.36}},"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":"06:21","sunsetLocal":"18:29","solarNoonLocal":"12:25","dayLengthHours":12.137979625014392,"dayLengthDisplay":"12 Hours 08 Mins 17 Secs","nightLengthDisplay":"11 Hours 51 Mins 43 Secs","moonriseLocal":"07:06","moonsetLocal":"19:38","rahuKala":{"name":"Rāhu Kāla","start":"07:52","end":"09:23","startHours":7.861131067648394,"endHours":9.378378520775193,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:54","end":"12:25","startHours":10.895625973901993,"endHours":12.412873427028792,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:56","end":"15:27","startHours":13.930120880155592,"endHours":15.447368333282387,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:35","startHours":9.176078860358286,"endHours":9.5806781811921,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:10","startHours":6.849632765563862,"endHours":7.173312222230912,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:49","startHours":12.008274106194976,"endHours":12.817472747862604,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:44","end":"05:32","startHours":4.725486331186343,"endHours":5.534684972853969,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:21","startHours":5.332385312437062,"endHours":6.343883614521595,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:15","startHours":14.435870031197858,"endHours":15.245068672865484,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.281863239535987,"endHours":18.681863239535986,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"18:59","startHours":18.481863239535986,"endHours":18.987612390578253,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.231863239535986,"endHours":19.981863239535986,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:49","startHours":24.00827410619498,"endHours":24.817472747862606,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:21","end":"07:52","startHours":6.343883614521595,"endHours":7.861131067648394,"quality":"auspicious"},{"name":"Kāla","start":"07:52","end":"09:23","startHours":7.861131067648394,"endHours":9.378378520775193,"quality":"inauspicious"},{"name":"Śubha","start":"09:23","end":"10:54","startHours":9.378378520775193,"endHours":10.895625973901993,"quality":"auspicious"},{"name":"Roga","start":"10:54","end":"12:25","startHours":10.895625973901993,"endHours":12.412873427028792,"quality":"inauspicious"},{"name":"Udveg","start":"12:25","end":"13:56","startHours":12.412873427028792,"endHours":13.930120880155592,"quality":"inauspicious"},{"name":"Chala","start":"13:56","end":"15:27","startHours":13.930120880155592,"endHours":15.447368333282387,"quality":"neutral"},{"name":"Labha","start":"15:27","end":"16:58","startHours":15.447368333282387,"endHours":16.964615786409187,"quality":"auspicious"},{"name":"Amṛta","start":"16:58","end":"18:29","startHours":16.964615786409187,"endHours":18.481863239535986,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:29","end":"19:58","startHours":18.481863239535986,"endHours":19.964615786409187,"quality":"neutral"},{"name":"Labha","start":"19:58","end":"21:27","startHours":19.964615786409187,"endHours":21.447368333282387,"quality":"auspicious"},{"name":"Amṛta","start":"21:27","end":"22:56","startHours":21.447368333282387,"endHours":22.93012088015559,"quality":"auspicious"},{"name":"Kāla","start":"22:56","end":"00:25","startHours":22.93012088015559,"endHours":24.412873427028792,"quality":"inauspicious"},{"name":"Śubha","start":"00:25","end":"01:54","startHours":24.412873427028792,"endHours":25.895625973901993,"quality":"auspicious"},{"name":"Roga","start":"01:54","end":"03:23","startHours":25.895625973901993,"endHours":27.378378520775193,"quality":"inauspicious"},{"name":"Udveg","start":"03:23","end":"04:52","startHours":27.378378520775193,"endHours":28.861131067648394,"quality":"inauspicious"},{"name":"Chala","start":"04:52","end":"06:21","startHours":28.861131067648394,"endHours":30.343883614521594,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:21","end":"07:21","startHours":6.343883614521595,"endHours":7.343883614521595,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:21","end":"08:21","startHours":7.343883614521595,"endHours":8.343883614521594,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:21","end":"09:21","startHours":8.343883614521594,"endHours":9.343883614521594,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:21","end":"10:21","startHours":9.343883614521594,"endHours":10.343883614521594,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:21","end":"11:21","startHours":10.343883614521594,"endHours":11.343883614521594,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:21","end":"12:21","startHours":11.343883614521594,"endHours":12.343883614521594,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:21","end":"13:21","startHours":12.343883614521594,"endHours":13.343883614521594,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:21","end":"14:21","startHours":13.343883614521594,"endHours":14.343883614521594,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:21","end":"15:21","startHours":14.343883614521594,"endHours":15.343883614521594,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:21","end":"16:21","startHours":15.343883614521594,"endHours":16.343883614521594,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:21","end":"17:21","startHours":16.343883614521594,"endHours":17.343883614521594,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:21","end":"18:21","startHours":17.343883614521594,"endHours":18.343883614521594,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:21","end":"19:21","startHours":18.343883614521594,"endHours":19.343883614521594,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:21","end":"20:21","startHours":19.343883614521594,"endHours":20.343883614521594,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:21","end":"21:21","startHours":20.343883614521594,"endHours":21.343883614521594,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:21","end":"22:21","startHours":21.343883614521594,"endHours":22.343883614521594,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:21","end":"23:21","startHours":22.343883614521594,"endHours":23.343883614521594,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:21","end":"00:21","startHours":23.343883614521594,"endHours":24.343883614521594,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:21","end":"01:21","startHours":24.343883614521594,"endHours":25.343883614521594,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:21","end":"02:21","startHours":25.343883614521594,"endHours":26.343883614521594,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:21","end":"03:21","startHours":26.343883614521594,"endHours":27.343883614521594,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:21","end":"04:21","startHours":27.343883614521594,"endHours":28.343883614521594,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:21","end":"05:21","startHours":28.343883614521594,"endHours":29.343883614521594,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:21","end":"06:21","startHours":29.343883614521594,"endHours":30.343883614521594,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":0.12446667090779727,"eotMinutes":-7.842805621727393,"ayanamsa":23.5347}},"calendars":{"vikram_samvat":2034,"vikram_samvatsara":"Pramoda","saka_samvat":1899,"saka_samvatsara":"Piṅgala","bengali_samvat":1384,"malayalam_era":1153,"nanakshahi_year":508,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Dvitīyā · Vikram 2034 Pramoda · Śaka 1899 Piṅgala"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7, 6.34-35.","step_count":5,"url":"/walk/chandra-walk","steps":[{"label":"BG 6.5","url":"/bhagavad-gita/6/5","purpose":"Lift the self by the Self; begin the walk with inner responsibility."},{"label":"BG 6.6","url":"/bhagavad-gita/6/6","purpose":"See the mind as friend when mastered and enemy when unmastered."},{"label":"BG 6.7","url":"/bhagavad-gita/6/7","purpose":"Stabilize the conquered mind in heat/cold, honor/dishonor, pleasure/pain."},{"label":"BG 6.34","url":"/bhagavad-gita/6/34","purpose":"Name the restless mind honestly before trying to discipline it."},{"label":"BG 6.35","url":"/bhagavad-gita/6/35","purpose":"Complete with abhyāsa and vairāgya: practice and detachment."}]},"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 March 21, 1977 CE · Ṛṣikeśa · Vidhyamitra","description":"March 21, 1977 CE for Ṛṣikeśa: Śukla Dvitīyā, sūryodaya 06:21, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1977-03-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1977-03-21","sa":"https://sa.vidhyamitra.com/city/rishikesh/1977-03-21","hi":"https://hi.vidhyamitra.com/city/rishikesh/1977-03-21","x-default":"https://vidhyamitra.com/city/rishikesh/1977-03-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T07:22:03.873Z","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":"2026-09-06T07:22:03.873Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T07:22:03.873Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}