{"id":"vidhyamitra:city-day:ranchi:2139-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2139-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2139-02-01","date_display":"February 1, 2139 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":2139,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502344.770833,"kali_year":5240,"ahargana":1913879.2708,"sun":{"sidereal_longitude":285.6253,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":305.066,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":19.4407,"elapsed_within_tithi_degrees":7.4407},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":305.066,"elapsed_within_degrees":11.7327},"yoga":{"number":18,"name":"Varīyān","sum_longitude":230.6913},"karana":{"half_tithi_index":3,"name":"Kaulava"},"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":2139,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502344.770833,"ahargana":1913879.2708,"kali_year":5240,"ayanamsa_lahiri":25.7959,"grahas":{"sun":{"sidereal_longitude":285.94958599999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":307.77808600000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":0.904},"mars":{"sidereal_longitude":299.330186,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":302.431686,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":267.35778600000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":244.54068600000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":281.751386,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":293.466,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":113.466,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2139,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502344.770833,"kali_year":5240,"ahargana":1913879.2708,"sun":{"sidereal_longitude":285.6253,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":305.066,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":19.4407,"elapsed_within_tithi_degrees":7.4407},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":305.066,"elapsed_within_degrees":11.7327},"yoga":{"number":18,"name":"Varīyān","sum_longitude":230.6913},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.904,"elongation":19.441},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.904,"opposition_distance":160.559}},"eclipse_window_40days":[{"offset_days":13,"type":"lunar","occurs":true,"moon_latitude":-0.678,"opposition_distance":2.561}]},"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":"06:29","sunsetLocal":"17:35","solarNoonLocal":"12:02","dayLengthHours":11.100037150362178,"dayLengthDisplay":"11 Hours 06 Mins 00 Secs","nightLengthDisplay":"12 Hours 54 Mins 00 Secs","moonriseLocal":"07:45","moonsetLocal":"19:15","rahuKala":{"name":"Rāhu Kāla","start":"16:12","end":"17:35","startHours":16.203363066675742,"endHours":17.590867710471016,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:02","end":"13:26","startHours":12.040849135289928,"endHours":13.4283537790852,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:49","end":"16:12","startHours":14.815858422880472,"endHours":16.203363066675742,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:27","startHours":9.08083922852668,"endHours":9.450840466872085,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:57","end":"07:15","startHours":6.953332108040596,"endHours":7.24933309871692,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:25","startHours":11.67084789694452,"endHours":12.410850373635332,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:01","end":"05:45","startHours":5.010825606727215,"endHours":5.7508280834180265,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:34","end":"06:29","startHours":5.565827464245324,"endHours":6.490830560108838,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:53","end":"14:38","startHours":13.890855327016958,"endHours":14.63085780370777,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:23","end":"17:47","startHours":17.390867710471017,"endHours":17.790867710471016,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:35","end":"18:03","startHours":17.590867710471016,"endHours":18.053369258402775,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:20","end":"19:05","startHours":17.340867710471016,"endHours":19.090867710471016,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:25","startHours":23.67084789694452,"endHours":24.41085037363533,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:29","end":"07:53","startHours":6.490830560108838,"endHours":7.87833520390411,"quality":"inauspicious"},{"name":"Chala","start":"07:53","end":"09:16","startHours":7.87833520390411,"endHours":9.265839847699382,"quality":"neutral"},{"name":"Labha","start":"09:16","end":"10:39","startHours":9.265839847699382,"endHours":10.653344491494655,"quality":"auspicious"},{"name":"Amṛta","start":"10:39","end":"12:02","startHours":10.653344491494655,"endHours":12.040849135289928,"quality":"auspicious"},{"name":"Kāla","start":"12:02","end":"13:26","startHours":12.040849135289928,"endHours":13.4283537790852,"quality":"inauspicious"},{"name":"Śubha","start":"13:26","end":"14:49","startHours":13.4283537790852,"endHours":14.815858422880472,"quality":"auspicious"},{"name":"Roga","start":"14:49","end":"16:12","startHours":14.815858422880472,"endHours":16.203363066675742,"quality":"inauspicious"},{"name":"Udveg","start":"16:12","end":"17:35","startHours":16.203363066675742,"endHours":17.590867710471016,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:35","end":"19:12","startHours":17.590867710471016,"endHours":19.203363066675745,"quality":"auspicious"},{"name":"Roga","start":"19:12","end":"20:49","startHours":19.203363066675745,"endHours":20.81585842288047,"quality":"inauspicious"},{"name":"Udveg","start":"20:49","end":"22:26","startHours":20.81585842288047,"endHours":22.4283537790852,"quality":"inauspicious"},{"name":"Chala","start":"22:26","end":"00:02","startHours":22.4283537790852,"endHours":24.04084913528993,"quality":"neutral"},{"name":"Labha","start":"00:02","end":"01:39","startHours":24.04084913528993,"endHours":25.653344491494657,"quality":"auspicious"},{"name":"Amṛta","start":"01:39","end":"03:16","startHours":25.653344491494657,"endHours":27.265839847699382,"quality":"auspicious"},{"name":"Kāla","start":"03:16","end":"04:53","startHours":27.265839847699382,"endHours":28.87833520390411,"quality":"inauspicious"},{"name":"Śubha","start":"04:53","end":"06:29","startHours":28.87833520390411,"endHours":30.49083056010884,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:29","end":"07:29","startHours":6.490830560108838,"endHours":7.490830560108838,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:29","end":"08:29","startHours":7.490830560108838,"endHours":8.490830560108838,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:29","end":"09:29","startHours":8.490830560108838,"endHours":9.490830560108838,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:29","end":"10:29","startHours":9.490830560108838,"endHours":10.490830560108838,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:29","end":"11:29","startHours":10.490830560108838,"endHours":11.490830560108838,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:29","end":"12:29","startHours":11.490830560108838,"endHours":12.490830560108838,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:29","end":"13:29","startHours":12.490830560108838,"endHours":13.490830560108838,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:29","end":"14:29","startHours":13.490830560108838,"endHours":14.490830560108838,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:29","end":"15:29","startHours":14.490830560108838,"endHours":15.490830560108838,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:29","end":"16:29","startHours":15.490830560108838,"endHours":16.49083056010884,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:29","end":"17:29","startHours":16.49083056010884,"endHours":17.49083056010884,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:29","end":"18:29","startHours":17.49083056010884,"endHours":18.49083056010884,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:29","end":"19:29","startHours":18.49083056010884,"endHours":19.49083056010884,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:29","end":"20:29","startHours":19.49083056010884,"endHours":20.49083056010884,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:29","end":"21:29","startHours":20.49083056010884,"endHours":21.49083056010884,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:29","end":"22:29","startHours":21.49083056010884,"endHours":22.49083056010884,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:29","end":"23:29","startHours":22.49083056010884,"endHours":23.49083056010884,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:29","end":"00:29","startHours":23.49083056010884,"endHours":24.49083056010884,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:29","end":"01:29","startHours":24.49083056010884,"endHours":25.49083056010884,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:29","end":"02:29","startHours":25.49083056010884,"endHours":26.49083056010884,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:29","end":"03:29","startHours":26.49083056010884,"endHours":27.49083056010884,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:29","end":"04:29","startHours":27.49083056010884,"endHours":28.49083056010884,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:29","end":"05:29","startHours":28.49083056010884,"endHours":29.49083056010884,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:29","end":"06:29","startHours":29.49083056010884,"endHours":30.49083056010884,"planetary_lord":"Jupiter"}],"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","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-17.26263076660455,"eotMinutes":-13.689348117395623,"ayanamsa":25.7959}},"calendars":{"vikram_samvat":2196,"vikram_samvatsara":"Paridhāvi","saka_samvat":2061,"saka_samvatsara":"Vikāri","bengali_samvat":1546,"malayalam_era":1315,"nanakshahi_year":670,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Dvitīyā · Vikram 2196 Paridhāvi · Śaka 2061 Vikāri"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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 February 1, 2139 CE · Ranchi, Jharkhand · Vidhyamitra","description":"February 1, 2139 CE for Ranchi, Jharkhand: Śukla Dvitīyā, sūryodaya 06:29, sūryāsta 17:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2139-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2139-02-01","sa":"https://sa.vidhyamitra.com/city/ranchi/2139-02-01","hi":"https://hi.vidhyamitra.com/city/ranchi/2139-02-01","x-default":"https://vidhyamitra.com/city/ranchi/2139-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-25T17:04:13.362Z","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":"2026-05-25T17:04:13.362Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-25T17:04:13.362Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}