{"id":"vidhyamitra:city-day:vrindavan:2090-01-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2090-01-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2090-01-31","date_display":"January 31, 2090 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":2090,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484447.770833,"kali_year":5191,"ahargana":1895982.2708,"sun":{"sidereal_longitude":286.3197,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":292.5458,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":6.2261,"elapsed_within_tithi_degrees":6.2261},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":292.5458,"elapsed_within_degrees":12.5458},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":218.8656},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2090,"month":1,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484447.770833,"ahargana":1895982.2708,"kali_year":5191,"ayanamsa_lahiri":25.1114,"grahas":{"sun":{"sidereal_longitude":286.524683,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":291.1648829999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false,"latitude":3.4044},"mars":{"sidereal_longitude":287.0914829999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":269.50318300000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":228.286383,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":296.024683,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":38.60258299999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":161.7352,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":341.7352,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":2090,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484447.770833,"kali_year":5191,"ahargana":1895982.2708,"sun":{"sidereal_longitude":286.3197,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":292.5458,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":6.2261,"elapsed_within_tithi_degrees":6.2261},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":292.5458,"elapsed_within_degrees":12.5458},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":218.8656},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.404,"elongation":6.226},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.404,"opposition_distance":173.774}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:06","sunsetLocal":"17:59","solarNoonLocal":"12:33","dayLengthHours":10.885727414134617,"dayLengthDisplay":"10 Hours 53 Mins 09 Secs","nightLengthDisplay":"13 Hours 06 Mins 51 Secs","moonriseLocal":"07:23","moonsetLocal":"18:20","rahuKala":{"name":"Rāhu Kāla","start":"15:16","end":"16:38","startHours":15.269638329231022,"endHours":16.63035425599785,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:50","end":"11:11","startHours":9.826774622163715,"endHours":11.18749054893054,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:33","end":"13:55","startHours":12.54820647569737,"endHours":13.908922402464196,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:00","startHours":9.645345831928138,"endHours":10.008203412399292,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:34","end":"07:51","startHours":7.558914744219003,"endHours":7.849200808595926,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:55","startHours":12.185348895226214,"endHours":12.911064056168522,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:39","end":"06:23","startHours":5.653912446745444,"endHours":6.379627607687753,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:12","end":"07:06","startHours":6.198198817452176,"endHours":7.10534276863006,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:05","startHours":14.362494378053139,"endHours":15.088209538995446,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.791070182764678,"endHours":18.191070182764676,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:27","startHours":17.991070182764677,"endHours":18.44464215835362,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.741070182764677,"endHours":19.491070182764677,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:55","startHours":24.185348895226216,"endHours":24.911064056168524,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:06","end":"08:28","startHours":7.10534276863006,"endHours":8.466058695396887,"quality":"inauspicious"},{"name":"Udveg","start":"08:28","end":"09:50","startHours":8.466058695396887,"endHours":9.826774622163715,"quality":"inauspicious"},{"name":"Chala","start":"09:50","end":"11:11","startHours":9.826774622163715,"endHours":11.18749054893054,"quality":"neutral"},{"name":"Labha","start":"11:11","end":"12:33","startHours":11.18749054893054,"endHours":12.54820647569737,"quality":"auspicious"},{"name":"Amṛta","start":"12:33","end":"13:55","startHours":12.54820647569737,"endHours":13.908922402464196,"quality":"auspicious"},{"name":"Kāla","start":"13:55","end":"15:16","startHours":13.908922402464196,"endHours":15.269638329231022,"quality":"inauspicious"},{"name":"Śubha","start":"15:16","end":"16:38","startHours":15.269638329231022,"endHours":16.63035425599785,"quality":"auspicious"},{"name":"Roga","start":"16:38","end":"17:59","startHours":16.63035425599785,"endHours":17.991070182764677,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:59","end":"19:38","startHours":17.991070182764677,"endHours":19.63035425599785,"quality":"inauspicious"},{"name":"Śubha","start":"19:38","end":"21:16","startHours":19.63035425599785,"endHours":21.26963832923102,"quality":"auspicious"},{"name":"Roga","start":"21:16","end":"22:55","startHours":21.26963832923102,"endHours":22.908922402464196,"quality":"inauspicious"},{"name":"Udveg","start":"22:55","end":"00:33","startHours":22.908922402464196,"endHours":24.54820647569737,"quality":"inauspicious"},{"name":"Chala","start":"00:33","end":"02:11","startHours":24.54820647569737,"endHours":26.18749054893054,"quality":"neutral"},{"name":"Labha","start":"02:11","end":"03:50","startHours":26.18749054893054,"endHours":27.826774622163715,"quality":"auspicious"},{"name":"Amṛta","start":"03:50","end":"05:28","startHours":27.826774622163715,"endHours":29.46605869539689,"quality":"auspicious"},{"name":"Kāla","start":"05:28","end":"07:06","startHours":29.46605869539689,"endHours":31.10534276863006,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.10534276863006,"endHours":8.10534276863006,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.10534276863006,"endHours":9.10534276863006,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.10534276863006,"endHours":10.10534276863006,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.10534276863006,"endHours":11.10534276863006,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.10534276863006,"endHours":12.10534276863006,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.10534276863006,"endHours":13.10534276863006,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.10534276863006,"endHours":14.10534276863006,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.10534276863006,"endHours":15.10534276863006,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.10534276863006,"endHours":16.10534276863006,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.10534276863006,"endHours":17.10534276863006,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.10534276863006,"endHours":18.10534276863006,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.10534276863006,"endHours":19.10534276863006,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.10534276863006,"endHours":20.10534276863006,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.10534276863006,"endHours":21.10534276863006,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.10534276863006,"endHours":22.10534276863006,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.10534276863006,"endHours":23.10534276863006,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.10534276863006,"endHours":24.10534276863006,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.10534276863006,"endHours":25.10534276863006,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.10534276863006,"endHours":26.10534276863006,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.10534276863006,"endHours":27.10534276863006,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.10534276863006,"endHours":28.10534276863006,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.10534276863006,"endHours":29.10534276863006,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.10534276863006,"endHours":30.10534276863006,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.10534276863006,"endHours":31.10534276863006,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Kāladaṇḍa","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":-17.292939435453007,"eotMinutes":-13.52958854184206,"ayanamsa":25.1114}},"calendars":{"vikram_samvat":2147,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":2012,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1497,"malayalam_era":1266,"nanakshahi_year":621,"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 Pratipada · Vikram 2147 Rudhirodgāri · Śaka 2012 Sādhāraṇa"},"festivals":[{"id":"magha-gupta-navratri-start","name":"Māgha Gupta Navrātri Start","name_sanskrit":"माघ गुप्त नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī (10 Mahāvidyās)","significance":"Hidden (gupta) Navrātri for advanced sādhanā of 10 Mahāvidyās.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":3}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 31, 2090 CE · Vṛndāvana · Vidhyamitra","description":"January 31, 2090 CE for Vṛndāvana: Śukla Pratipada, sūryodaya 07:06, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2090-01-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2090-01-31","sa":"https://sa.vidhyamitra.com/city/vrindavan/2090-01-31","hi":"https://hi.vidhyamitra.com/city/vrindavan/2090-01-31","x-default":"https://vidhyamitra.com/city/vrindavan/2090-01-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T21:02:33.223Z","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":"2026-06-01T21:02:33.223Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T21:02:33.223Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}