{"id":"vidhyamitra:city-day:ranchi:1981-03-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1981-03-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-03-30","date_display":"March 30, 1981 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":1981,"month":3,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444693.770833,"kali_year":5082,"ahargana":1856228.2708,"sun":{"sidereal_longitude":345.8808,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":272.7061,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.8253,"elapsed_within_tithi_degrees":10.8253},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":272.7061,"elapsed_within_degrees":6.0394},"yoga":{"number":20,"name":"Śiva","sum_longitude":258.5869},"karana":{"half_tithi_index":47,"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":1981,"month":3,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444693.770833,"ahargana":1856228.2708,"kali_year":5082,"ayanamsa_lahiri":23.591,"grahas":{"sun":{"sidereal_longitude":345.667078,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":269.86317800000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false,"latitude":1.1929},"mars":{"sidereal_longitude":346.685578,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":321.94247800000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":161.50327800000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"venus":{"sidereal_longitude":343.825278,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":162.40947800000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":108.0934,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":288.0934,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1981,"month":3,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444693.770833,"kali_year":5082,"ahargana":1856228.2708,"sun":{"sidereal_longitude":345.8808,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":272.7061,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.8253,"elapsed_within_tithi_degrees":10.8253},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":272.7061,"elapsed_within_degrees":6.0394},"yoga":{"number":20,"name":"Śiva","sum_longitude":258.5869},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.193,"elongation":73.175},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.193,"opposition_distance":106.825}},"eclipse_window_40days":[]},"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"sunriseLocal":"05:44","sunsetLocal":"18:04","solarNoonLocal":"11:54","dayLengthHours":12.33272178965806,"dayLengthDisplay":"12 Hours 19 Mins 58 Secs","nightLengthDisplay":"11 Hours 40 Mins 02 Secs","moonriseLocal":"01:27","moonsetLocal":"12:14","rahuKala":{"name":"Rāhu Kāla","start":"07:16","end":"08:49","startHours":7.270929337342627,"endHours":8.812519561049886,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:21","end":"11:54","startHours":10.354109784757142,"endHours":11.895700008464399,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:26","end":"14:59","startHours":13.437290232171657,"endHours":14.978880455878915,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:01","startHours":8.606974197888917,"endHours":9.018064924210853,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:34","startHours":6.243202521537789,"endHours":6.5720751025953374,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:29","end":"12:18","startHours":11.484609282142463,"endHours":12.306790734786334,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:05","end":"04:54","startHours":4.084976208347628,"endHours":4.9071576609914995,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:42","end":"05:44","startHours":4.701612297830532,"endHours":5.72933911363537,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:46","startHours":13.951153640074075,"endHours":14.773335092717947,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.86206090329343,"endHours":18.262060903293428,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:35","startHours":18.06206090329343,"endHours":18.57592431119585,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.81206090329343,"endHours":19.56206090329343,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:29","end":"00:18","startHours":23.484609282142465,"endHours":24.306790734786333,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:44","end":"07:16","startHours":5.72933911363537,"endHours":7.270929337342627,"quality":"auspicious"},{"name":"Kāla","start":"07:16","end":"08:49","startHours":7.270929337342627,"endHours":8.812519561049886,"quality":"inauspicious"},{"name":"Śubha","start":"08:49","end":"10:21","startHours":8.812519561049886,"endHours":10.354109784757142,"quality":"auspicious"},{"name":"Roga","start":"10:21","end":"11:54","startHours":10.354109784757142,"endHours":11.895700008464399,"quality":"inauspicious"},{"name":"Udveg","start":"11:54","end":"13:26","startHours":11.895700008464399,"endHours":13.437290232171657,"quality":"inauspicious"},{"name":"Chala","start":"13:26","end":"14:59","startHours":13.437290232171657,"endHours":14.978880455878915,"quality":"neutral"},{"name":"Labha","start":"14:59","end":"16:31","startHours":14.978880455878915,"endHours":16.52047067958617,"quality":"auspicious"},{"name":"Amṛta","start":"16:31","end":"18:04","startHours":16.52047067958617,"endHours":18.06206090329343,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:04","end":"19:31","startHours":18.06206090329343,"endHours":19.52047067958617,"quality":"neutral"},{"name":"Labha","start":"19:31","end":"20:59","startHours":19.52047067958617,"endHours":20.978880455878915,"quality":"auspicious"},{"name":"Amṛta","start":"20:59","end":"22:26","startHours":20.978880455878915,"endHours":22.437290232171655,"quality":"auspicious"},{"name":"Kāla","start":"22:26","end":"23:54","startHours":22.437290232171655,"endHours":23.8957000084644,"quality":"inauspicious"},{"name":"Śubha","start":"23:54","end":"01:21","startHours":23.8957000084644,"endHours":25.354109784757142,"quality":"auspicious"},{"name":"Roga","start":"01:21","end":"02:49","startHours":25.354109784757142,"endHours":26.812519561049882,"quality":"inauspicious"},{"name":"Udveg","start":"02:49","end":"04:16","startHours":26.812519561049882,"endHours":28.270929337342626,"quality":"inauspicious"},{"name":"Chala","start":"04:16","end":"05:44","startHours":28.270929337342626,"endHours":29.72933911363537,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:44","end":"06:44","startHours":5.72933911363537,"endHours":6.72933911363537,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:44","end":"07:44","startHours":6.72933911363537,"endHours":7.72933911363537,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:44","end":"08:44","startHours":7.72933911363537,"endHours":8.729339113635369,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:44","end":"09:44","startHours":8.729339113635369,"endHours":9.729339113635369,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:44","end":"10:44","startHours":9.729339113635369,"endHours":10.729339113635369,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:44","end":"11:44","startHours":10.729339113635369,"endHours":11.729339113635369,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:44","end":"12:44","startHours":11.729339113635369,"endHours":12.729339113635369,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:44","end":"13:44","startHours":12.729339113635369,"endHours":13.729339113635369,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:44","end":"14:44","startHours":13.729339113635369,"endHours":14.729339113635369,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:44","end":"15:44","startHours":14.729339113635369,"endHours":15.729339113635369,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:44","end":"16:44","startHours":15.729339113635369,"endHours":16.72933911363537,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:44","end":"17:44","startHours":16.72933911363537,"endHours":17.72933911363537,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:44","end":"18:44","startHours":17.72933911363537,"endHours":18.72933911363537,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:44","end":"19:44","startHours":18.72933911363537,"endHours":19.72933911363537,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:44","end":"20:44","startHours":19.72933911363537,"endHours":20.72933911363537,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:44","end":"21:44","startHours":20.72933911363537,"endHours":21.72933911363537,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:44","end":"22:44","startHours":21.72933911363537,"endHours":22.72933911363537,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:44","end":"23:44","startHours":22.72933911363537,"endHours":23.72933911363537,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:44","end":"00:44","startHours":23.72933911363537,"endHours":24.72933911363537,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:44","end":"01:44","startHours":24.72933911363537,"endHours":25.72933911363537,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:44","end":"02:44","startHours":25.72933911363537,"endHours":26.72933911363537,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:44","end":"03:44","startHours":26.72933911363537,"endHours":27.72933911363537,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:44","end":"04:44","startHours":27.72933911363537,"endHours":28.72933911363537,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:44","end":"05:44","startHours":28.72933911363537,"endHours":29.72933911363537,"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","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"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":3.6687420569728366,"eotMinutes":-4.980400507863914,"ayanamsa":23.591}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Navamī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"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}],"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":"ranchi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga March 30, 1981 CE · Ranchi, Jharkhand · Vidhyamitra","description":"March 30, 1981 CE for Ranchi, Jharkhand: Kṛṣṇa Navamī, sūryodaya 05:44, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1981-03-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1981-03-30","sa":"https://sa.vidhyamitra.com/city/ranchi/1981-03-30","hi":"https://hi.vidhyamitra.com/city/ranchi/1981-03-30","x-default":"https://vidhyamitra.com/city/ranchi/1981-03-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T10:56:17.394Z","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":"2026-05-19T10:56:17.394Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T10:56:17.394Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}