{"id":"vidhyamitra:city-day:rishikesh:1972-02-29:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1972-02-29","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1972-02-29","date_display":"February 29, 1972 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":1972,"month":2,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441376.770833,"kali_year":5073,"ahargana":1852911.2708,"sun":{"sidereal_longitude":316.3052,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":136.9373,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":180.6321,"elapsed_within_tithi_degrees":0.6321},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":136.9373,"elapsed_within_degrees":3.604},"yoga":{"number":7,"name":"Sukarma","sum_longitude":93.2425},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1972,"month":2,"day":29,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441376.770833,"ahargana":1852911.2708,"kali_year":5073,"ayanamsa_lahiri":23.4641,"grahas":{"sun":{"sidereal_longitude":316.088611,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":134.99961099999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":-2.4552},"mars":{"sidereal_longitude":19.098111000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":326.544311,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":251.01631099999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"venus":{"sidereal_longitude":358.814511,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":37.208011,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":283.844,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":103.844,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"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":1972,"month":2,"day":29,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441376.770833,"kali_year":5073,"ahargana":1852911.2708,"sun":{"sidereal_longitude":316.3052,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":136.9373,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":180.6321,"elapsed_within_tithi_degrees":0.6321},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":136.9373,"elapsed_within_degrees":3.604},"yoga":{"number":7,"name":"Sukarma","sum_longitude":93.2425},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.455,"elongation":179.368},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.455,"opposition_distance":0.632}},"eclipse_window_40days":[{"offset_days":-14,"type":"solar","occurs":true,"moon_latitude":1.275,"elongation":1.087}]},"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":"06:45","sunsetLocal":"18:15","solarNoonLocal":"12:30","dayLengthHours":11.508262458543168,"dayLengthDisplay":"11 Hours 30 Mins 30 Secs","nightLengthDisplay":"12 Hours 29 Mins 30 Secs","moonriseLocal":"18:03","moonsetLocal":"06:48","rahuKala":{"name":"Rāhu Kāla","start":"15:23","end":"16:49","startHours":15.376611283921036,"endHours":16.81514409123893,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:37","end":"11:04","startHours":9.622480054649452,"endHours":11.061012861967349,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:30","end":"13:56","startHours":12.499545669285244,"endHours":13.938078476603142,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:49","startHours":9.4306756803404,"endHours":9.814284428958505,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:13","end":"07:32","startHours":7.224925375786293,"endHours":7.5318123746807775,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"12:53","startHours":12.11593692066714,"endHours":12.88315441790335,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:13","end":"05:59","startHours":5.210979445541238,"endHours":5.9781969427774495,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:47","end":"06:45","startHours":5.786392568468396,"endHours":6.74541444001366,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:11","startHours":14.417589412375772,"endHours":15.184806909611984,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:03","end":"18:27","startHours":18.05367689855683,"endHours":18.45367689855683,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:15","end":"18:44","startHours":18.25367689855683,"endHours":18.73318783432946,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:00","end":"19:45","startHours":18.00367689855683,"endHours":19.75367689855683,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"00:53","startHours":24.115936920667142,"endHours":24.883154417903352,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:45","end":"08:11","startHours":6.74541444001366,"endHours":8.183947247331556,"quality":"inauspicious"},{"name":"Udveg","start":"08:11","end":"09:37","startHours":8.183947247331556,"endHours":9.622480054649452,"quality":"inauspicious"},{"name":"Chala","start":"09:37","end":"11:04","startHours":9.622480054649452,"endHours":11.061012861967349,"quality":"neutral"},{"name":"Labha","start":"11:04","end":"12:30","startHours":11.061012861967349,"endHours":12.499545669285244,"quality":"auspicious"},{"name":"Amṛta","start":"12:30","end":"13:56","startHours":12.499545669285244,"endHours":13.938078476603142,"quality":"auspicious"},{"name":"Kāla","start":"13:56","end":"15:23","startHours":13.938078476603142,"endHours":15.376611283921036,"quality":"inauspicious"},{"name":"Śubha","start":"15:23","end":"16:49","startHours":15.376611283921036,"endHours":16.81514409123893,"quality":"auspicious"},{"name":"Roga","start":"16:49","end":"18:15","startHours":16.81514409123893,"endHours":18.25367689855683,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:15","end":"19:49","startHours":18.25367689855683,"endHours":19.815144091238935,"quality":"inauspicious"},{"name":"Śubha","start":"19:49","end":"21:23","startHours":19.815144091238935,"endHours":21.376611283921036,"quality":"auspicious"},{"name":"Roga","start":"21:23","end":"22:56","startHours":21.376611283921036,"endHours":22.938078476603142,"quality":"inauspicious"},{"name":"Udveg","start":"22:56","end":"00:30","startHours":22.938078476603142,"endHours":24.499545669285247,"quality":"inauspicious"},{"name":"Chala","start":"00:30","end":"02:04","startHours":24.499545669285247,"endHours":26.06101286196735,"quality":"neutral"},{"name":"Labha","start":"02:04","end":"03:37","startHours":26.06101286196735,"endHours":27.622480054649454,"quality":"auspicious"},{"name":"Amṛta","start":"03:37","end":"05:11","startHours":27.622480054649454,"endHours":29.18394724733156,"quality":"auspicious"},{"name":"Kāla","start":"05:11","end":"06:45","startHours":29.18394724733156,"endHours":30.74541444001366,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.74541444001366,"endHours":7.74541444001366,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.74541444001366,"endHours":8.745414440013661,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.745414440013661,"endHours":9.745414440013661,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.745414440013661,"endHours":10.745414440013661,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.745414440013661,"endHours":11.745414440013661,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.745414440013661,"endHours":12.745414440013661,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.745414440013661,"endHours":13.745414440013661,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.745414440013661,"endHours":14.745414440013661,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.745414440013661,"endHours":15.745414440013661,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.745414440013661,"endHours":16.74541444001366,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.74541444001366,"endHours":17.74541444001366,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.74541444001366,"endHours":18.74541444001366,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.74541444001366,"endHours":19.74541444001366,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.74541444001366,"endHours":20.74541444001366,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.74541444001366,"endHours":21.74541444001366,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.74541444001366,"endHours":22.74541444001366,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.74541444001366,"endHours":23.74541444001366,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.74541444001366,"endHours":24.74541444001366,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.74541444001366,"endHours":25.74541444001366,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.74541444001366,"endHours":26.74541444001366,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.74541444001366,"endHours":27.74541444001366,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.74541444001366,"endHours":28.74541444001366,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.74541444001366,"endHours":29.74541444001366,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.74541444001366,"endHours":30.74541444001366,"planetary_lord":"Saturn"}],"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":"North (Uttara)","chandraVasa":"West","rahuVasa":"North","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"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":-7.986863342468743,"eotMinutes":-13.043140157114735,"ayanamsa":23.4641}},"calendars":{"vikram_samvat":2029,"vikram_samvatsara":"Krodhana","saka_samvat":1894,"saka_samvatsara":"Paridhāvi","bengali_samvat":1379,"malayalam_era":1148,"nanakshahi_year":503,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Pratipada · Vikram 2029 Krodhana · Śaka 1894 Paridhāvi"},"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 29, 1972 CE · Ṛṣikeśa · Vidhyamitra","description":"February 29, 1972 CE for Ṛṣikeśa: Kṛṣṇa Pratipada, sūryodaya 06:45, sūryāsta 18:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1972-02-29","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1972-02-29","sa":"https://sa.vidhyamitra.com/city/rishikesh/1972-02-29","hi":"https://hi.vidhyamitra.com/city/rishikesh/1972-02-29","x-default":"https://vidhyamitra.com/city/rishikesh/1972-02-29"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T21:50:04.936Z","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":"2026-05-19T21:50:04.936Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T21:50:04.936Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}