{"id":"vidhyamitra:city-day:ranchi:1939-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1939-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1939-02-01","date_display":"February 1, 1939 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":1939,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2429295.770833,"kali_year":5040,"ahargana":1840830.2708,"sun":{"sidereal_longitude":288.4377,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":64.5884,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":136.1507,"elapsed_within_tithi_degrees":4.1507},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":64.5884,"elapsed_within_degrees":11.2551},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":353.0261},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1939,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2429295.770833,"ahargana":1840830.2708,"kali_year":5040,"ayanamsa_lahiri":23.0021,"grahas":{"sun":{"sidereal_longitude":288.2775939999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":61.87719400000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":-2.9288},"mars":{"sidereal_longitude":219.42499399999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":276.78969400000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":314.7630939999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":242.22479399999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":350.687294,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":203.9536,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":23.9536,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":1939,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2429295.770833,"kali_year":5040,"ahargana":1840830.2708,"sun":{"sidereal_longitude":288.4377,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":64.5884,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":136.1507,"elapsed_within_tithi_degrees":4.1507},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":64.5884,"elapsed_within_degrees":11.2551},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":353.0261},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.929,"elongation":136.151},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.929,"opposition_distance":43.849}},"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":"06:30","sunsetLocal":"17:35","solarNoonLocal":"12:02","dayLengthHours":11.091947328331326,"dayLengthDisplay":"11 Hours 05 Mins 31 Secs","nightLengthDisplay":"12 Hours 54 Mins 29 Secs","moonriseLocal":"14:11","moonsetLocal":"03:43","rahuKala":{"name":"Rāhu Kāla","start":"12:02","end":"13:26","startHours":12.040849135289928,"endHours":13.427342551331343,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:53","end":"09:16","startHours":7.88136888716568,"endHours":9.267862303207096,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:39","end":"12:02","startHours":10.65435571924851,"endHours":12.040849135289928,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:27","startHours":9.082996514401573,"endHours":9.452728092012618,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:57","end":"07:15","startHours":6.95703994313807,"endHours":7.252825205226905,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:25","startHours":11.671117557678881,"endHours":12.410580712900972,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:01","end":"05:45","startHours":5.015949160680088,"endHours":5.755412315902176,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:34","end":"06:30","startHours":5.570546527096654,"endHours":6.494875471124264,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:53","end":"14:38","startHours":13.889507023345148,"endHours":14.628970178567236,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:23","end":"17:47","startHours":17.38682279945559,"endHours":17.78682279945559,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:35","end":"18:03","startHours":17.58682279945559,"endHours":18.048987271469393,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:20","end":"19:05","startHours":17.33682279945559,"endHours":19.08682279945559,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:25","startHours":23.67111755767888,"endHours":24.41058071290097,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:30","end":"07:53","startHours":6.494875471124264,"endHours":7.88136888716568,"quality":"auspicious"},{"name":"Amṛta","start":"07:53","end":"09:16","startHours":7.88136888716568,"endHours":9.267862303207096,"quality":"auspicious"},{"name":"Kāla","start":"09:16","end":"10:39","startHours":9.267862303207096,"endHours":10.65435571924851,"quality":"inauspicious"},{"name":"Śubha","start":"10:39","end":"12:02","startHours":10.65435571924851,"endHours":12.040849135289928,"quality":"auspicious"},{"name":"Roga","start":"12:02","end":"13:26","startHours":12.040849135289928,"endHours":13.427342551331343,"quality":"inauspicious"},{"name":"Udveg","start":"13:26","end":"14:49","startHours":13.427342551331343,"endHours":14.813835967372757,"quality":"inauspicious"},{"name":"Chala","start":"14:49","end":"16:12","startHours":14.813835967372757,"endHours":16.200329383414175,"quality":"neutral"},{"name":"Labha","start":"16:12","end":"17:35","startHours":16.200329383414175,"endHours":17.58682279945559,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:35","end":"19:12","startHours":17.58682279945559,"endHours":19.200329383414175,"quality":"inauspicious"},{"name":"Chala","start":"19:12","end":"20:49","startHours":19.200329383414175,"endHours":20.813835967372757,"quality":"neutral"},{"name":"Labha","start":"20:49","end":"22:26","startHours":20.813835967372757,"endHours":22.427342551331343,"quality":"auspicious"},{"name":"Amṛta","start":"22:26","end":"00:02","startHours":22.427342551331343,"endHours":24.040849135289925,"quality":"auspicious"},{"name":"Kāla","start":"00:02","end":"01:39","startHours":24.040849135289925,"endHours":25.65435571924851,"quality":"inauspicious"},{"name":"Śubha","start":"01:39","end":"03:16","startHours":25.65435571924851,"endHours":27.267862303207096,"quality":"auspicious"},{"name":"Roga","start":"03:16","end":"04:53","startHours":27.267862303207096,"endHours":28.881368887165678,"quality":"inauspicious"},{"name":"Udveg","start":"04:53","end":"06:30","startHours":28.881368887165678,"endHours":30.494875471124264,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:30","end":"07:30","startHours":6.494875471124264,"endHours":7.494875471124264,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:30","end":"08:30","startHours":7.494875471124264,"endHours":8.494875471124264,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:30","end":"09:30","startHours":8.494875471124264,"endHours":9.494875471124264,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:30","end":"10:30","startHours":9.494875471124264,"endHours":10.494875471124264,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:30","end":"11:30","startHours":10.494875471124264,"endHours":11.494875471124264,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:30","end":"12:30","startHours":11.494875471124264,"endHours":12.494875471124264,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:30","end":"13:30","startHours":12.494875471124264,"endHours":13.494875471124264,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:30","end":"14:30","startHours":13.494875471124264,"endHours":14.494875471124264,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:30","end":"15:30","startHours":14.494875471124264,"endHours":15.494875471124264,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:30","end":"16:30","startHours":15.494875471124264,"endHours":16.494875471124264,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:30","end":"17:30","startHours":16.494875471124264,"endHours":17.494875471124264,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:30","end":"18:30","startHours":17.494875471124264,"endHours":18.494875471124264,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:30","end":"19:30","startHours":18.494875471124264,"endHours":19.494875471124264,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:30","end":"20:30","startHours":19.494875471124264,"endHours":20.494875471124264,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:30","end":"21:30","startHours":20.494875471124264,"endHours":21.494875471124264,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:30","end":"22:30","startHours":21.494875471124264,"endHours":22.494875471124264,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:30","end":"23:30","startHours":22.494875471124264,"endHours":23.494875471124264,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:30","end":"00:30","startHours":23.494875471124264,"endHours":24.494875471124264,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:30","end":"01:30","startHours":24.494875471124264,"endHours":25.494875471124264,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:30","end":"02:30","startHours":25.494875471124264,"endHours":26.494875471124264,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:30","end":"03:30","startHours":26.494875471124264,"endHours":27.494875471124264,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:30","end":"04:30","startHours":27.494875471124264,"endHours":28.494875471124264,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:30","end":"05:30","startHours":28.494875471124264,"endHours":29.494875471124264,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:30","end":"06:30","startHours":29.494875471124264,"endHours":30.494875471124264,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Mṛtyu","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":-17.391255193459074,"eotMinutes":-13.689348117395623,"ayanamsa":23.0021}},"calendars":{"vikram_samvat":1996,"vikram_samvatsara":"Nandana","saka_samvat":1861,"saka_samvatsara":"Pramāthi","bengali_samvat":1346,"malayalam_era":1115,"nanakshahi_year":470,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","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 Śukla Dvādaśī · Vikram 1996 Nandana · Śaka 1861 Pramāthi"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 February 1, 1939 CE · Ranchi, Jharkhand · Vidhyamitra","description":"February 1, 1939 CE for Ranchi, Jharkhand: Śukla Dvādaśī, sūryodaya 06:30, sūryāsta 17:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1939-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1939-02-01","sa":"https://sa.vidhyamitra.com/city/ranchi/1939-02-01","hi":"https://hi.vidhyamitra.com/city/ranchi/1939-02-01","x-default":"https://vidhyamitra.com/city/ranchi/1939-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T18:31:05.165Z","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":"2026-06-02T18:31:05.165Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T18:31:05.165Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}