{"id":"vidhyamitra:city-day:ranchi:1983-01-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1983-01-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1983-01-30","date_display":"January 30, 1983 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":1983,"month":1,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445364.770833,"kali_year":5084,"ahargana":1856899.2708,"sun":{"sidereal_longitude":285.9996,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":121.09,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":195.0904,"elapsed_within_tithi_degrees":3.0904},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":121.09,"elapsed_within_degrees":1.09},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":47.0896},"karana":{"half_tithi_index":32,"name":"Taitila"},"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":1983,"month":1,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2445364.770833,"ahargana":1856899.2708,"kali_year":5084,"ayanamsa_lahiri":23.6166,"grahas":{"sun":{"sidereal_longitude":285.95774099999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":121.68684100000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false,"latitude":3.3713},"mars":{"sidereal_longitude":316.41974099999993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":263.389141,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":223.407241,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":307.02384099999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":190.34214099999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":72.5406,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":252.5406,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1983,"month":1,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2445364.770833,"kali_year":5084,"ahargana":1856899.2708,"sun":{"sidereal_longitude":285.9996,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":121.09,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":195.0904,"elapsed_within_tithi_degrees":3.0904},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":121.09,"elapsed_within_degrees":1.09},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":47.0896},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.371,"elongation":164.91},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.371,"opposition_distance":15.09}},"eclipse_window_40days":[{"offset_days":-16,"type":"solar","occurs":true,"moon_latitude":-1.179,"elongation":1.007}]},"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":"06:30","sunsetLocal":"17:34","solarNoonLocal":"12:02","dayLengthHours":11.06282446389713,"dayLengthDisplay":"11 Hours 03 Mins 46 Secs","nightLengthDisplay":"12 Hours 56 Mins 14 Secs","moonriseLocal":"18:39","moonsetLocal":"07:31","rahuKala":{"name":"Rāhu Kāla","start":"16:11","end":"17:34","startHours":16.183871606890833,"endHours":17.566724664877974,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:02","end":"13:25","startHours":12.035312432929409,"endHours":13.41816549091655,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:48","end":"16:11","startHours":14.801018548903691,"endHours":16.183871606890833,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:27","startHours":9.085225909223507,"endHours":9.453986724686745,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:58","end":"07:16","startHours":6.964851220309892,"endHours":7.259859872680481,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:24","startHours":11.66655161746617,"endHours":12.404073248392647,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:02","end":"05:46","startHours":5.028856939127894,"endHours":5.766378570054369,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:35","end":"06:30","startHours":5.58199816232275,"endHours":6.503900200980844,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:53","end":"14:37","startHours":13.879116510245597,"endHours":14.616638141172071,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:22","end":"17:46","startHours":17.366724664877975,"endHours":17.766724664877973,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:34","end":"18:02","startHours":17.566724664877974,"endHours":18.027675684207022,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:19","end":"19:04","startHours":17.316724664877974,"endHours":19.066724664877974,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:24","startHours":23.666551617466173,"endHours":24.404073248392645,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:30","end":"07:53","startHours":6.503900200980844,"endHours":7.886753258967985,"quality":"inauspicious"},{"name":"Chala","start":"07:53","end":"09:16","startHours":7.886753258967985,"endHours":9.269606316955127,"quality":"neutral"},{"name":"Labha","start":"09:16","end":"10:39","startHours":9.269606316955127,"endHours":10.652459374942268,"quality":"auspicious"},{"name":"Amṛta","start":"10:39","end":"12:02","startHours":10.652459374942268,"endHours":12.035312432929409,"quality":"auspicious"},{"name":"Kāla","start":"12:02","end":"13:25","startHours":12.035312432929409,"endHours":13.41816549091655,"quality":"inauspicious"},{"name":"Śubha","start":"13:25","end":"14:48","startHours":13.41816549091655,"endHours":14.801018548903691,"quality":"auspicious"},{"name":"Roga","start":"14:48","end":"16:11","startHours":14.801018548903691,"endHours":16.183871606890833,"quality":"inauspicious"},{"name":"Udveg","start":"16:11","end":"17:34","startHours":16.183871606890833,"endHours":17.566724664877974,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:34","end":"19:11","startHours":17.566724664877974,"endHours":19.183871606890833,"quality":"auspicious"},{"name":"Roga","start":"19:11","end":"20:48","startHours":19.183871606890833,"endHours":20.80101854890369,"quality":"inauspicious"},{"name":"Udveg","start":"20:48","end":"22:25","startHours":20.80101854890369,"endHours":22.41816549091655,"quality":"inauspicious"},{"name":"Chala","start":"22:25","end":"00:02","startHours":22.41816549091655,"endHours":24.03531243292941,"quality":"neutral"},{"name":"Labha","start":"00:02","end":"01:39","startHours":24.03531243292941,"endHours":25.652459374942268,"quality":"auspicious"},{"name":"Amṛta","start":"01:39","end":"03:16","startHours":25.652459374942268,"endHours":27.269606316955127,"quality":"auspicious"},{"name":"Kāla","start":"03:16","end":"04:53","startHours":27.269606316955127,"endHours":28.886753258967985,"quality":"inauspicious"},{"name":"Śubha","start":"04:53","end":"06:30","startHours":28.886753258967985,"endHours":30.503900200980844,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:30","end":"07:30","startHours":6.503900200980844,"endHours":7.503900200980844,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:30","end":"08:30","startHours":7.503900200980844,"endHours":8.503900200980844,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:30","end":"09:30","startHours":8.503900200980844,"endHours":9.503900200980844,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:30","end":"10:30","startHours":9.503900200980844,"endHours":10.503900200980844,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:30","end":"11:30","startHours":10.503900200980844,"endHours":11.503900200980844,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:30","end":"12:30","startHours":11.503900200980844,"endHours":12.503900200980844,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:30","end":"13:30","startHours":12.503900200980844,"endHours":13.503900200980844,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:30","end":"14:30","startHours":13.503900200980844,"endHours":14.503900200980844,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:30","end":"15:30","startHours":14.503900200980844,"endHours":15.503900200980844,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:30","end":"16:30","startHours":15.503900200980844,"endHours":16.503900200980844,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:30","end":"17:30","startHours":16.503900200980844,"endHours":17.503900200980844,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:30","end":"18:30","startHours":17.503900200980844,"endHours":18.503900200980844,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:30","end":"19:30","startHours":18.503900200980844,"endHours":19.503900200980844,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:30","end":"20:30","startHours":19.503900200980844,"endHours":20.503900200980844,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:30","end":"21:30","startHours":20.503900200980844,"endHours":21.503900200980844,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:30","end":"22:30","startHours":21.503900200980844,"endHours":22.503900200980844,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:30","end":"23:30","startHours":22.503900200980844,"endHours":23.503900200980844,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:30","end":"00:30","startHours":23.503900200980844,"endHours":24.503900200980844,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:30","end":"01:30","startHours":24.503900200980844,"endHours":25.503900200980844,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:30","end":"02:30","startHours":25.503900200980844,"endHours":26.503900200980844,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:30","end":"03:30","startHours":26.503900200980844,"endHours":27.503900200980844,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:30","end":"04:30","startHours":27.503900200980844,"endHours":28.503900200980844,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:30","end":"05:30","startHours":28.503900200980844,"endHours":29.503900200980844,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:30","end":"06:30","startHours":29.503900200980844,"endHours":30.503900200980844,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","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":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.852742210420633,"eotMinutes":-13.357145975764517,"ayanamsa":23.6166}},"calendars":{"vikram_samvat":2040,"vikram_samvatsara":"Dhātṛ","saka_samvat":1905,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1390,"malayalam_era":1159,"nanakshahi_year":514,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Dvitīyā · Vikram 2040 Dhātṛ · Śaka 1905 Rudhirodgāri"},"festivals":[],"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":[]},"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 January 30, 1983 CE · Ranchi, Jharkhand · Vidhyamitra","description":"January 30, 1983 CE for Ranchi, Jharkhand: Kṛṣṇa Dvitīyā, sūryodaya 06:30, sūryāsta 17:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1983-01-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1983-01-30","sa":"https://sa.vidhyamitra.com/city/ranchi/1983-01-30","hi":"https://hi.vidhyamitra.com/city/ranchi/1983-01-30","x-default":"https://vidhyamitra.com/city/ranchi/1983-01-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T09:06:49.461Z","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":"2026-06-01T09:06:49.461Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T09:06:49.461Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}