{"id":"vidhyamitra:city-day:thane:-3136-01-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/-3136-01-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3136-01-15","date_display":"January 15, 3137 BCE","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":-3136,"month":1,"day":15,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":575647.770833,"kali_year":-35,"ahargana":-12817.7292,"sun":{"sidereal_longitude":329.067,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":312.5788,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.5119,"elapsed_within_tithi_degrees":7.5119},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":312.5788,"elapsed_within_degrees":5.9122},"yoga":{"number":22,"name":"Sādhya","sum_longitude":281.6458},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":-3136,"month":1,"day":15,"hour":6,"minute":30,"calendar":"julian"},"julian_day":575647.770833,"ahargana":-12817.7292,"kali_year":-35,"ayanamsa_lahiri":-47.893,"grahas":{"sun":{"sidereal_longitude":329.067,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":312.5788,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false,"latitude":0.5141},"mars":{"sidereal_longitude":98.76,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":339.9569,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":10.0587,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":335.1206,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":287.8478,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":139.145,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":319.145,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":-3136,"month":1,"day":15,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":575647.770833,"kali_year":-35,"ahargana":-12817.7292,"sun":{"sidereal_longitude":329.067,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":312.5788,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":343.5119,"elapsed_within_tithi_degrees":7.5119},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":312.5788,"elapsed_within_degrees":5.9122},"yoga":{"number":22,"name":"Sādhya","sum_longitude":281.6458},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.514,"elongation":16.488},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.514,"opposition_distance":163.512}},"eclipse_window_40days":[{"offset_days":-13,"type":"lunar","occurs":true,"moon_latitude":-0.42,"opposition_distance":1.553}]},"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"07:18","sunsetLocal":"18:17","solarNoonLocal":"12:47","dayLengthHours":10.996289581330878,"dayLengthDisplay":"10 Hours 59 Mins 47 Secs","nightLengthDisplay":"13 Hours 00 Mins 13 Secs","moonriseLocal":"06:13","moonsetLocal":"17:10","rahuKala":{"name":"Rāhu Kāla","start":"14:10","end":"15:32","startHours":14.16516202176858,"endHours":15.539698219434941,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:18","end":"08:40","startHours":7.292481033436783,"endHours":8.667017231103141,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:02","end":"11:25","startHours":10.041553428769502,"endHours":11.416089626435863,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:51","end":"10:13","startHours":9.858281935747321,"endHours":10.224824921791683,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:45","end":"08:03","startHours":7.750659765992236,"endHours":8.043894154827726,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:25","end":"13:09","startHours":12.424082838057858,"endHours":13.157168810146585,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:50","end":"06:34","startHours":5.8263090892593326,"endHours":6.559395061348058,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:18","startHours":6.376123568325876,"endHours":7.292481033436783,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:21","startHours":14.623340754324033,"endHours":15.356426726412758,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:05","end":"18:29","startHours":18.08877061476766,"endHours":18.48877061476766,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:17","end":"18:45","startHours":18.28877061476766,"endHours":18.746949347323113,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:02","end":"19:47","startHours":18.03877061476766,"endHours":19.78877061476766,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:25","end":"01:09","startHours":24.42408283805786,"endHours":25.157168810146583,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:18","end":"08:40","startHours":7.292481033436783,"endHours":8.667017231103141,"quality":"auspicious"},{"name":"Roga","start":"08:40","end":"10:02","startHours":8.667017231103141,"endHours":10.041553428769502,"quality":"inauspicious"},{"name":"Udveg","start":"10:02","end":"11:25","startHours":10.041553428769502,"endHours":11.416089626435863,"quality":"inauspicious"},{"name":"Chala","start":"11:25","end":"12:47","startHours":11.416089626435863,"endHours":12.790625824102221,"quality":"neutral"},{"name":"Labha","start":"12:47","end":"14:10","startHours":12.790625824102221,"endHours":14.16516202176858,"quality":"auspicious"},{"name":"Amṛta","start":"14:10","end":"15:32","startHours":14.16516202176858,"endHours":15.539698219434941,"quality":"auspicious"},{"name":"Kāla","start":"15:32","end":"16:55","startHours":15.539698219434941,"endHours":16.9142344171013,"quality":"inauspicious"},{"name":"Śubha","start":"16:55","end":"18:17","startHours":16.9142344171013,"endHours":18.28877061476766,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:17","end":"19:55","startHours":18.28877061476766,"endHours":19.9142344171013,"quality":"auspicious"},{"name":"Kāla","start":"19:55","end":"21:32","startHours":19.9142344171013,"endHours":21.53969821943494,"quality":"inauspicious"},{"name":"Śubha","start":"21:32","end":"23:10","startHours":21.53969821943494,"endHours":23.16516202176858,"quality":"auspicious"},{"name":"Roga","start":"23:10","end":"00:47","startHours":23.16516202176858,"endHours":24.79062582410222,"quality":"inauspicious"},{"name":"Udveg","start":"00:47","end":"02:25","startHours":24.79062582410222,"endHours":26.416089626435863,"quality":"inauspicious"},{"name":"Chala","start":"02:25","end":"04:02","startHours":26.416089626435863,"endHours":28.041553428769504,"quality":"neutral"},{"name":"Labha","start":"04:02","end":"05:40","startHours":28.041553428769504,"endHours":29.66701723110314,"quality":"auspicious"},{"name":"Amṛta","start":"05:40","end":"07:18","startHours":29.66701723110314,"endHours":31.292481033436783,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:18","end":"08:18","startHours":7.292481033436783,"endHours":8.292481033436783,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:18","end":"09:18","startHours":8.292481033436783,"endHours":9.292481033436783,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:18","end":"10:18","startHours":9.292481033436783,"endHours":10.292481033436783,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:18","end":"11:18","startHours":10.292481033436783,"endHours":11.292481033436783,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:18","end":"12:18","startHours":11.292481033436783,"endHours":12.292481033436783,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:18","end":"13:18","startHours":12.292481033436783,"endHours":13.292481033436783,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:18","end":"14:18","startHours":13.292481033436783,"endHours":14.292481033436783,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:18","end":"15:18","startHours":14.292481033436783,"endHours":15.292481033436783,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:18","end":"16:18","startHours":15.292481033436783,"endHours":16.292481033436783,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:18","end":"17:18","startHours":16.292481033436783,"endHours":17.292481033436783,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:18","end":"18:18","startHours":17.292481033436783,"endHours":18.292481033436783,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:18","end":"19:18","startHours":18.292481033436783,"endHours":19.292481033436783,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:18","end":"20:18","startHours":19.292481033436783,"endHours":20.292481033436783,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:18","end":"21:18","startHours":20.292481033436783,"endHours":21.292481033436783,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:18","end":"22:18","startHours":21.292481033436783,"endHours":22.292481033436783,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:18","end":"23:18","startHours":22.292481033436783,"endHours":23.292481033436783,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:18","end":"00:18","startHours":23.292481033436783,"endHours":24.292481033436783,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:18","end":"01:18","startHours":24.292481033436783,"endHours":25.292481033436783,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:18","end":"02:18","startHours":25.292481033436783,"endHours":26.292481033436783,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:18","end":"03:18","startHours":26.292481033436783,"endHours":27.292481033436783,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:18","end":"04:18","startHours":27.292481033436783,"endHours":28.292481033436783,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:18","end":"05:18","startHours":28.292481033436783,"endHours":29.292481033436783,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:18","end":"06:18","startHours":29.292481033436783,"endHours":30.292481033436783,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:18","end":"07:18","startHours":30.292481033436783,"endHours":31.292481033436783,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.966491812012162,"eotMinutes":-9.349949446133257,"ayanamsa":-47.893}},"calendars":{"vikram_samvat":-3079,"saka_samvat":-3214,"bengali_samvat":-3729,"malayalam_era":-3960,"nanakshahi_year":-4605,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Caturdaśī · Vikram -3079 undefined · Śaka -3214 undefined"},"festivals":[{"id":"maha-shivaratri","name":"Mahā Śivarātri","name_sanskrit":"महा शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"The greatest night of Lord Śiva; cosmic dance of dissolution.","vrata":true,"primary_observance":"Strict fast + night-long vigil + 4-yāma pūjā","detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa","lunar_month":"Phālguna"},"precedence":1},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"maha-shivaratri-walk","name":"Mahā Śivarātri Walk","name_sanskrit":"महा शिवरात्रि यात्रा","type":"festival","description":"Śiva-stuti through Bhāgavata + Mahābhārata Anuśāsana.","step_count":12,"url":"/walk/maha-shivaratri-walk"},"reason":"Today is Mahā Śivarātri — its dedicated walk."},"cosmic_resonances":[]},"validity":{"eternal":true,"location_specific":"thane"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 15, 3137 BCE · Thane, Maharashtra · Vidhyamitra","description":"January 15, 3137 BCE for Thane, Maharashtra: Kṛṣṇa Caturdaśī, sūryodaya 07:18, sūryāsta 18:17.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/-3136-01-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/-3136-01-15","sa":"https://sa.vidhyamitra.com/city/thane/-3136-01-15","hi":"https://hi.vidhyamitra.com/city/thane/-3136-01-15","x-default":"https://vidhyamitra.com/city/thane/-3136-01-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:01:30.735Z","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":"2026-05-31T02:01:30.735Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:01:30.735Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}