{"id":"vidhyamitra:city-day:sringeri:2091-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/sringeri/2091-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-02-01","date_display":"February 1, 2091 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":2091,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484813.770833,"kali_year":5192,"ahargana":1896348.2708,"sun":{"sidereal_longitude":287.0775,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":66.3178,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":139.2402,"elapsed_within_tithi_degrees":7.2402},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":66.3178,"elapsed_within_degrees":12.9844},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":353.3953},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2091,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484813.770833,"ahargana":1896348.2708,"kali_year":5192,"ayanamsa_lahiri":25.1254,"grahas":{"sun":{"sidereal_longitude":287.279899,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":66.26399900000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false,"latitude":-4.3665},"mars":{"sidereal_longitude":149.212199,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":282.740499,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":254.238699,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":244.045299,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":52.878399,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":142.3427,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":322.3427,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2091,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484813.770833,"kali_year":5192,"ahargana":1896348.2708,"sun":{"sidereal_longitude":287.0775,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":66.3178,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":139.2402,"elapsed_within_tithi_degrees":7.2402},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":66.3178,"elapsed_within_degrees":12.9844},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":353.3953},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.367,"elongation":139.24},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.367,"opposition_distance":40.76}},"eclipse_window_40days":[]},"city":{"slug":"sringeri","name":"Śṛṅgerī (Śaṅkara-pīṭha)","lat":13.4198,"lon":75.2526,"tz_offset_hours":5.5,"state":"Karnataka","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"sringeri","name":"Śṛṅgerī (Śaṅkara-pīṭha)","lat":13.4198,"lon":75.2526,"tz_offset_hours":5.5,"state":"Karnataka","country":"IN","tier":"tirtha"},"sunriseLocal":"06:56","sunsetLocal":"18:29","solarNoonLocal":"12:43","dayLengthHours":11.55919478155652,"dayLengthDisplay":"11 Hours 33 Mins 33 Secs","nightLengthDisplay":"12 Hours 26 Mins 27 Secs","moonriseLocal":"15:32","moonsetLocal":"04:25","rahuKala":{"name":"Rāhu Kāla","start":"14:09","end":"15:36","startHours":14.15621514965116,"endHours":15.601114497345725,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:56","end":"08:23","startHours":6.931718411178334,"endHours":8.3766177588729,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:49","end":"11:16","startHours":9.821517106567464,"endHours":11.266416454262028,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"10:01","startHours":9.628863860208188,"endHours":10.01417035292674,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:25","end":"07:43","startHours":7.4133515270765225,"endHours":7.7215967212513625,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:20","end":"13:06","startHours":12.326009309238044,"endHours":13.096622294675145,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:23","end":"06:10","startHours":5.390492440304131,"endHours":6.1611054257412325,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:56","startHours":5.968452179381957,"endHours":6.931718411178334,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:38","end":"15:25","startHours":14.637848265549348,"endHours":15.408461250986448,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.290913192734855,"endHours":18.690913192734854,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"18:58","startHours":18.490913192734855,"endHours":18.972546308633042,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.240913192734855,"endHours":19.990913192734855,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:20","end":"01:06","startHours":24.326009309238042,"endHours":25.096622294675146,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:56","end":"08:23","startHours":6.931718411178334,"endHours":8.3766177588729,"quality":"auspicious"},{"name":"Roga","start":"08:23","end":"09:49","startHours":8.3766177588729,"endHours":9.821517106567464,"quality":"inauspicious"},{"name":"Udveg","start":"09:49","end":"11:16","startHours":9.821517106567464,"endHours":11.266416454262028,"quality":"inauspicious"},{"name":"Chala","start":"11:16","end":"12:43","startHours":11.266416454262028,"endHours":12.711315801956594,"quality":"neutral"},{"name":"Labha","start":"12:43","end":"14:09","startHours":12.711315801956594,"endHours":14.15621514965116,"quality":"auspicious"},{"name":"Amṛta","start":"14:09","end":"15:36","startHours":14.15621514965116,"endHours":15.601114497345725,"quality":"auspicious"},{"name":"Kāla","start":"15:36","end":"17:03","startHours":15.601114497345725,"endHours":17.04601384504029,"quality":"inauspicious"},{"name":"Śubha","start":"17:03","end":"18:29","startHours":17.04601384504029,"endHours":18.490913192734855,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:29","end":"20:03","startHours":18.490913192734855,"endHours":20.04601384504029,"quality":"auspicious"},{"name":"Kāla","start":"20:03","end":"21:36","startHours":20.04601384504029,"endHours":21.601114497345726,"quality":"inauspicious"},{"name":"Śubha","start":"21:36","end":"23:09","startHours":21.601114497345726,"endHours":23.15621514965116,"quality":"auspicious"},{"name":"Roga","start":"23:09","end":"00:43","startHours":23.15621514965116,"endHours":24.711315801956594,"quality":"inauspicious"},{"name":"Udveg","start":"00:43","end":"02:16","startHours":24.711315801956594,"endHours":26.26641645426203,"quality":"inauspicious"},{"name":"Chala","start":"02:16","end":"03:49","startHours":26.26641645426203,"endHours":27.821517106567462,"quality":"neutral"},{"name":"Labha","start":"03:49","end":"05:23","startHours":27.821517106567462,"endHours":29.3766177588729,"quality":"auspicious"},{"name":"Amṛta","start":"05:23","end":"06:56","startHours":29.3766177588729,"endHours":30.931718411178334,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:56","end":"07:56","startHours":6.931718411178334,"endHours":7.931718411178334,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:56","end":"08:56","startHours":7.931718411178334,"endHours":8.931718411178334,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:56","end":"09:56","startHours":8.931718411178334,"endHours":9.931718411178334,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:56","end":"10:56","startHours":9.931718411178334,"endHours":10.931718411178334,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:56","end":"11:56","startHours":10.931718411178334,"endHours":11.931718411178334,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:56","end":"12:56","startHours":11.931718411178334,"endHours":12.931718411178334,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:56","end":"13:56","startHours":12.931718411178334,"endHours":13.931718411178334,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:56","end":"14:56","startHours":13.931718411178334,"endHours":14.931718411178334,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:56","end":"15:56","startHours":14.931718411178334,"endHours":15.931718411178334,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:56","end":"16:56","startHours":15.931718411178334,"endHours":16.931718411178334,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:56","end":"17:56","startHours":16.931718411178334,"endHours":17.931718411178334,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:56","end":"18:56","startHours":17.931718411178334,"endHours":18.931718411178334,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:56","end":"19:56","startHours":18.931718411178334,"endHours":19.931718411178334,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:56","end":"20:56","startHours":19.931718411178334,"endHours":20.931718411178334,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:56","end":"21:56","startHours":20.931718411178334,"endHours":21.931718411178334,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:56","end":"22:56","startHours":21.931718411178334,"endHours":22.931718411178334,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:56","end":"23:56","startHours":22.931718411178334,"endHours":23.931718411178334,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:56","end":"00:56","startHours":23.931718411178334,"endHours":24.931718411178334,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:56","end":"01:56","startHours":24.931718411178334,"endHours":25.931718411178334,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:56","end":"02:56","startHours":25.931718411178334,"endHours":26.931718411178334,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:56","end":"03:56","startHours":26.931718411178334,"endHours":27.931718411178334,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:56","end":"04:56","startHours":27.931718411178334,"endHours":28.931718411178334,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:56","end":"05:56","startHours":28.931718411178334,"endHours":29.931718411178334,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:56","end":"06:56","startHours":29.931718411178334,"endHours":30.931718411178334,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.078572398180377,"eotMinutes":-13.689348117395623,"ayanamsa":25.1254}},"calendars":{"vikram_samvat":2148,"vikram_samvatsara":"Raktākṣī","saka_samvat":2013,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1498,"malayalam_era":1267,"nanakshahi_year":622,"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 2148 Raktākṣī · Śaka 2013 Virodhakṛt"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"sringeri"},"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, 2091 CE · Śṛṅgerī (Śaṅkara-pīṭha) · Vidhyamitra","description":"February 1, 2091 CE for Śṛṅgerī (Śaṅkara-pīṭha): Śukla Dvādaśī, sūryodaya 06:56, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/sringeri/2091-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/sringeri/2091-02-01","sa":"https://sa.vidhyamitra.com/city/sringeri/2091-02-01","hi":"https://hi.vidhyamitra.com/city/sringeri/2091-02-01","x-default":"https://vidhyamitra.com/city/sringeri/2091-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T03:12:20.109Z","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":"2026-05-31T03:12:20.109Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T03:12:20.109Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}