{"id":"vidhyamitra:city-day:rishikesh:1949-02-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1949-02-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1949-02-20","date_display":"February 20, 1949 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":1949,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2432967.770833,"kali_year":5050,"ahargana":1844502.2708,"sun":{"sidereal_longitude":308.1811,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":215.0971,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":266.916,"elapsed_within_tithi_degrees":2.916},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.0971,"elapsed_within_degrees":1.7637},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":163.2781},"karana":{"half_tithi_index":44,"name":"Bālava"},"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":1949,"month":2,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2432967.770833,"ahargana":1844502.2708,"kali_year":5050,"ayanamsa_lahiri":23.1425,"grahas":{"sun":{"sidereal_longitude":307.93869700000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":218.03909700000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false,"latitude":-1.9501},"mars":{"sidereal_longitude":314.12669700000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":283.453297,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":269.6839970000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":294.67369699999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":130.126797,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":9.3933,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":189.3933,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1949,"month":2,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2432967.770833,"kali_year":5050,"ahargana":1844502.2708,"sun":{"sidereal_longitude":308.1811,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":215.0971,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":266.916,"elapsed_within_tithi_degrees":2.916},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.0971,"elapsed_within_degrees":1.7637},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":163.2781},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.95,"elongation":93.084},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.95,"opposition_distance":86.916}},"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":"06:53","sunsetLocal":"18:09","solarNoonLocal":"12:31","dayLengthHours":11.262180035911003,"dayLengthDisplay":"11 Hours 15 Mins 44 Secs","nightLengthDisplay":"12 Hours 44 Mins 16 Secs","moonriseLocal":"01:18","moonsetLocal":"11:45","rahuKala":{"name":"Rāhu Kāla","start":"16:45","end":"18:09","startHours":16.743533264211997,"endHours":18.151305768700873,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:31","end":"13:56","startHours":12.520215750745372,"endHours":13.927988255234247,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:20","end":"16:45","startHours":15.335760759723122,"endHours":16.743533264211997,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:54","startHours":9.516967741169104,"endHours":9.892373742366138,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:22","end":"07:40","startHours":7.358383234286161,"endHours":7.658708035243788,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.144809749548337,"endHours":12.895621751942404,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:23","end":"06:08","startHours":5.387501728001736,"endHours":6.138313730395803,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:57","end":"06:53","startHours":5.950610729797286,"endHours":6.88912573278987,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:09","startHours":14.397245756730538,"endHours":15.148057759124605,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:57","end":"18:21","startHours":17.951305768700873,"endHours":18.351305768700872,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:09","end":"18:37","startHours":18.151305768700873,"endHours":18.620563270197163,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:54","end":"19:39","startHours":17.901305768700873,"endHours":19.651305768700873,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.14480974954834,"endHours":24.895621751942404,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:53","end":"08:18","startHours":6.88912573278987,"endHours":8.296898237278745,"quality":"inauspicious"},{"name":"Chala","start":"08:18","end":"09:42","startHours":8.296898237278745,"endHours":9.70467074176762,"quality":"neutral"},{"name":"Labha","start":"09:42","end":"11:07","startHours":9.70467074176762,"endHours":11.112443246256497,"quality":"auspicious"},{"name":"Amṛta","start":"11:07","end":"12:31","startHours":11.112443246256497,"endHours":12.520215750745372,"quality":"auspicious"},{"name":"Kāla","start":"12:31","end":"13:56","startHours":12.520215750745372,"endHours":13.927988255234247,"quality":"inauspicious"},{"name":"Śubha","start":"13:56","end":"15:20","startHours":13.927988255234247,"endHours":15.335760759723122,"quality":"auspicious"},{"name":"Roga","start":"15:20","end":"16:45","startHours":15.335760759723122,"endHours":16.743533264211997,"quality":"inauspicious"},{"name":"Udveg","start":"16:45","end":"18:09","startHours":16.743533264211997,"endHours":18.151305768700873,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:09","end":"19:45","startHours":18.151305768700873,"endHours":19.743533264211997,"quality":"auspicious"},{"name":"Roga","start":"19:45","end":"21:20","startHours":19.743533264211997,"endHours":21.335760759723122,"quality":"inauspicious"},{"name":"Udveg","start":"21:20","end":"22:56","startHours":21.335760759723122,"endHours":22.927988255234247,"quality":"inauspicious"},{"name":"Chala","start":"22:56","end":"00:31","startHours":22.927988255234247,"endHours":24.520215750745372,"quality":"neutral"},{"name":"Labha","start":"00:31","end":"02:07","startHours":24.520215750745372,"endHours":26.112443246256497,"quality":"auspicious"},{"name":"Amṛta","start":"02:07","end":"03:42","startHours":26.112443246256497,"endHours":27.70467074176762,"quality":"auspicious"},{"name":"Kāla","start":"03:42","end":"05:18","startHours":27.70467074176762,"endHours":29.296898237278747,"quality":"inauspicious"},{"name":"Śubha","start":"05:18","end":"06:53","startHours":29.296898237278747,"endHours":30.88912573278987,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:53","end":"07:53","startHours":6.88912573278987,"endHours":7.88912573278987,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:53","end":"08:53","startHours":7.88912573278987,"endHours":8.88912573278987,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:53","end":"09:53","startHours":8.88912573278987,"endHours":9.88912573278987,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:53","end":"10:53","startHours":9.88912573278987,"endHours":10.88912573278987,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:53","end":"11:53","startHours":10.88912573278987,"endHours":11.88912573278987,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:53","end":"12:53","startHours":11.88912573278987,"endHours":12.88912573278987,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:53","end":"13:53","startHours":12.88912573278987,"endHours":13.88912573278987,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:53","end":"14:53","startHours":13.88912573278987,"endHours":14.88912573278987,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:53","end":"15:53","startHours":14.88912573278987,"endHours":15.88912573278987,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:53","end":"16:53","startHours":15.88912573278987,"endHours":16.88912573278987,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:53","end":"17:53","startHours":16.88912573278987,"endHours":17.88912573278987,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:53","end":"18:53","startHours":17.88912573278987,"endHours":18.88912573278987,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:53","end":"19:53","startHours":18.88912573278987,"endHours":19.88912573278987,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:53","end":"20:53","startHours":19.88912573278987,"endHours":20.88912573278987,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:53","end":"21:53","startHours":20.88912573278987,"endHours":21.88912573278987,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:53","end":"22:53","startHours":21.88912573278987,"endHours":22.88912573278987,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:53","end":"23:53","startHours":22.88912573278987,"endHours":23.88912573278987,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:53","end":"00:53","startHours":23.88912573278987,"endHours":24.88912573278987,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:53","end":"01:53","startHours":24.88912573278987,"endHours":25.88912573278987,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:53","end":"02:53","startHours":25.88912573278987,"endHours":26.88912573278987,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:53","end":"03:53","startHours":26.88912573278987,"endHours":27.88912573278987,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:53","end":"04:53","startHours":27.88912573278987,"endHours":28.88912573278987,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:53","end":"05:53","startHours":28.88912573278987,"endHours":29.88912573278987,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:53","end":"06:53","startHours":29.88912573278987,"endHours":30.88912573278987,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-11.088870591241431,"eotMinutes":-14.28334504472219,"ayanamsa":23.1425}},"calendars":{"vikram_samvat":2006,"vikram_samvatsara":"Śubhakṛt","saka_samvat":1871,"saka_samvatsara":"Virodhi","bengali_samvat":1356,"malayalam_era":1125,"nanakshahi_year":480,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Aṣṭamī · Vikram 2006 Śubhakṛt · Śaka 1871 Virodhi"},"festivals":[{"id":"sitashtami","name":"Sītāṣṭamī","name_sanskrit":"सीताष्टमी","tradition":"Vaishnava","associated_deity":"Sītā Devī","significance":"Birth-anniversary of Sītā per Phālguna-Kṛṣṇa-Aṣṭamī tradition.","vrata":true,"detection":{"tithi_number":23,"tithi_paksha":"Kṛṣṇa","lunar_month":"Phālguna"},"precedence":3}],"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5}]},"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 20, 1949 CE · Ṛṣikeśa · Vidhyamitra","description":"February 20, 1949 CE for Ṛṣikeśa: Kṛṣṇa Aṣṭamī, sūryodaya 06:53, sūryāsta 18:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1949-02-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1949-02-20","sa":"https://sa.vidhyamitra.com/city/rishikesh/1949-02-20","hi":"https://hi.vidhyamitra.com/city/rishikesh/1949-02-20","x-default":"https://vidhyamitra.com/city/rishikesh/1949-02-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T16:31:50.618Z","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":"2026-05-31T16:31:50.618Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T16:31:50.618Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}