{"id":"vidhyamitra:city-day:dwarka:2131-01-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2131-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2131-01-01","date_display":"January 1, 2131 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":2131,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2499391.770833,"kali_year":5232,"ahargana":1910926.2708,"sun":{"sidereal_longitude":253.8761,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":271.683,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":17.8069,"elapsed_within_tithi_degrees":5.8069},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":271.683,"elapsed_within_degrees":5.0163},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":165.5591},"karana":{"half_tithi_index":2,"name":"Bālava"},"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":2131,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2499391.770833,"ahargana":1910926.2708,"kali_year":5232,"ayanamsa_lahiri":25.683,"grahas":{"sun":{"sidereal_longitude":254.43991200000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":273.182412,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":-0.1375},"mars":{"sidereal_longitude":215.35301200000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":237.62911200000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":18.507911999999976,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":207.79091199999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":196.51511200000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":89.9301,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":269.9301,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":2131,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2499391.770833,"kali_year":5232,"ahargana":1910926.2708,"sun":{"sidereal_longitude":253.8761,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":271.683,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":17.8069,"elapsed_within_tithi_degrees":5.8069},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":271.683,"elapsed_within_degrees":5.0163},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":165.5591},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.138,"elongation":17.807},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.138,"opposition_distance":162.193}},"eclipse_window_40days":[]},"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"sunriseLocal":"07:34","sunsetLocal":"18:22","solarNoonLocal":"12:58","dayLengthHours":10.796242728101406,"dayLengthDisplay":"10 Hours 47 Mins 46 Secs","nightLengthDisplay":"13 Hours 12 Mins 14 Secs","moonriseLocal":"08:45","moonsetLocal":"19:41","rahuKala":{"name":"Rāhu Kāla","start":"08:55","end":"10:16","startHours":8.915255282351907,"endHours":10.264785623364583,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:37","end":"12:58","startHours":11.614315964377258,"endHours":12.963846305389936,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:19","end":"15:40","startHours":14.31337664640261,"endHours":15.662906987415287,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:05","end":"10:27","startHours":10.084848244562894,"endHours":10.444723002166274,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:01","end":"08:18","startHours":8.015568388343457,"endHours":8.303468194426161,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:36","end":"13:19","startHours":12.603971547786555,"endHours":13.323721062993316,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:08","end":"06:51","startHours":6.126225910925711,"endHours":6.845975426132472,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:40","end":"07:34","startHours":6.666038047330781,"endHours":7.565724941339232,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:29","startHours":14.763220093406836,"endHours":15.482969608613598,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.16196766944064,"endHours":18.561967669440637,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:49","startHours":18.361967669440638,"endHours":18.811811116444865,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.111967669440638,"endHours":19.861967669440638,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:36","end":"01:19","startHours":24.603971547786557,"endHours":25.323721062993314,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:34","end":"08:55","startHours":7.565724941339232,"endHours":8.915255282351907,"quality":"auspicious"},{"name":"Kāla","start":"08:55","end":"10:16","startHours":8.915255282351907,"endHours":10.264785623364583,"quality":"inauspicious"},{"name":"Śubha","start":"10:16","end":"11:37","startHours":10.264785623364583,"endHours":11.614315964377258,"quality":"auspicious"},{"name":"Roga","start":"11:37","end":"12:58","startHours":11.614315964377258,"endHours":12.963846305389936,"quality":"inauspicious"},{"name":"Udveg","start":"12:58","end":"14:19","startHours":12.963846305389936,"endHours":14.31337664640261,"quality":"inauspicious"},{"name":"Chala","start":"14:19","end":"15:40","startHours":14.31337664640261,"endHours":15.662906987415287,"quality":"neutral"},{"name":"Labha","start":"15:40","end":"17:01","startHours":15.662906987415287,"endHours":17.012437328427964,"quality":"auspicious"},{"name":"Amṛta","start":"17:01","end":"18:22","startHours":17.012437328427964,"endHours":18.361967669440638,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:22","end":"20:01","startHours":18.361967669440638,"endHours":20.01243732842796,"quality":"neutral"},{"name":"Labha","start":"20:01","end":"21:40","startHours":20.01243732842796,"endHours":21.662906987415287,"quality":"auspicious"},{"name":"Amṛta","start":"21:40","end":"23:19","startHours":21.662906987415287,"endHours":23.31337664640261,"quality":"auspicious"},{"name":"Kāla","start":"23:19","end":"00:58","startHours":23.31337664640261,"endHours":24.963846305389936,"quality":"inauspicious"},{"name":"Śubha","start":"00:58","end":"02:37","startHours":24.963846305389936,"endHours":26.61431596437726,"quality":"auspicious"},{"name":"Roga","start":"02:37","end":"04:16","startHours":26.61431596437726,"endHours":28.26478562336458,"quality":"inauspicious"},{"name":"Udveg","start":"04:16","end":"05:55","startHours":28.26478562336458,"endHours":29.915255282351907,"quality":"inauspicious"},{"name":"Chala","start":"05:55","end":"07:34","startHours":29.915255282351907,"endHours":31.565724941339234,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:34","end":"08:34","startHours":7.565724941339232,"endHours":8.565724941339232,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:34","end":"09:34","startHours":8.565724941339232,"endHours":9.565724941339232,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:34","end":"10:34","startHours":9.565724941339232,"endHours":10.565724941339232,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:34","end":"11:34","startHours":10.565724941339232,"endHours":11.565724941339232,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:34","end":"12:34","startHours":11.565724941339232,"endHours":12.565724941339232,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:34","end":"13:34","startHours":12.565724941339232,"endHours":13.565724941339232,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:34","end":"14:34","startHours":13.565724941339232,"endHours":14.565724941339232,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:34","end":"15:34","startHours":14.565724941339232,"endHours":15.565724941339232,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:34","end":"16:34","startHours":15.565724941339232,"endHours":16.565724941339234,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:34","end":"17:34","startHours":16.565724941339234,"endHours":17.565724941339234,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:34","end":"18:34","startHours":17.565724941339234,"endHours":18.565724941339234,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:34","end":"19:34","startHours":18.565724941339234,"endHours":19.565724941339234,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:34","end":"20:34","startHours":19.565724941339234,"endHours":20.565724941339234,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:34","end":"21:34","startHours":20.565724941339234,"endHours":21.565724941339234,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:34","end":"22:34","startHours":21.565724941339234,"endHours":22.565724941339234,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:34","end":"23:34","startHours":22.565724941339234,"endHours":23.565724941339234,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:34","end":"00:34","startHours":23.565724941339234,"endHours":24.565724941339234,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:34","end":"01:34","startHours":24.565724941339234,"endHours":25.565724941339234,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:34","end":"02:34","startHours":25.565724941339234,"endHours":26.565724941339234,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:34","end":"03:34","startHours":26.565724941339234,"endHours":27.565724941339234,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:34","end":"04:34","startHours":27.565724941339234,"endHours":28.565724941339234,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:34","end":"05:34","startHours":28.565724941339234,"endHours":29.565724941339234,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:34","end":"06:34","startHours":29.565724941339234,"endHours":30.565724941339234,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:34","end":"07:34","startHours":30.565724941339234,"endHours":31.565724941339234,"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.050415814768918,"eotMinutes":-3.705178323396069,"ayanamsa":25.683}},"calendars":{"vikram_samvat":2188,"vikram_samvatsara":"Krodhi","saka_samvat":2053,"saka_samvatsara":"Khara","bengali_samvat":1538,"malayalam_era":1307,"nanakshahi_year":662,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Dvitīyā · Vikram 2188 Krodhi · Śaka 2053 Khara"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"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":"dwarka"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 1, 2131 CE · Dvārakā · Vidhyamitra","description":"January 1, 2131 CE for Dvārakā: Śukla Dvitīyā, sūryodaya 07:34, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2131-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2131-01-01","sa":"https://sa.vidhyamitra.com/city/dwarka/2131-01-01","hi":"https://hi.vidhyamitra.com/city/dwarka/2131-01-01","x-default":"https://vidhyamitra.com/city/dwarka/2131-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T05:50:24.542Z","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":"2026-05-17T05:50:24.542Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T05:50:24.542Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}