{"id":"vidhyamitra:city-day:thane:2017-01-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2017-01-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-01-13","date_display":"January 13, 2017 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":2017,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457766.770833,"kali_year":5118,"ahargana":1869301.2708,"sun":{"sidereal_longitude":268.7785,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":97.3093,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":188.5307,"elapsed_within_tithi_degrees":8.5307},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":97.3093,"elapsed_within_degrees":3.9759},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":6.0878},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2017,"month":1,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457766.770833,"ahargana":1869301.2708,"kali_year":5118,"ayanamsa_lahiri":24.091,"grahas":{"sun":{"sidereal_longitude":268.946993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":96.33829300000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false,"latitude":-2.7757},"mars":{"sidereal_longitude":324.25579300000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":245.793093,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":177.63519300000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":315.825693,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":238.42559300000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":135.423,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":315.423,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":2017,"month":1,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457766.770833,"kali_year":5118,"ahargana":1869301.2708,"sun":{"sidereal_longitude":268.7785,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":97.3093,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":188.5307,"elapsed_within_tithi_degrees":8.5307},"nakshatra":{"number":8,"name":"Puṣya","pada":2,"moon_longitude":97.3093,"elapsed_within_degrees":3.9759},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":6.0878},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.776,"elongation":171.469},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.776,"opposition_distance":8.531}},"eclipse_window_40days":[]},"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":"07:14","sunsetLocal":"18:19","solarNoonLocal":"12:47","dayLengthHours":11.076749163983685,"dayLengthDisplay":"11 Hours 04 Mins 36 Secs","nightLengthDisplay":"12 Hours 55 Mins 24 Secs","moonriseLocal":"18:44","moonsetLocal":"07:48","rahuKala":{"name":"Rāhu Kāla","start":"11:24","end":"12:47","startHours":11.394131879358266,"endHours":12.778725524856227,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:33","end":"16:56","startHours":15.547912815852147,"endHours":16.93250646135011,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:37","end":"10:01","startHours":8.624944588362345,"endHours":10.009538233860305,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:49","end":"10:12","startHours":9.82492574779391,"endHours":10.1941507199267,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:42","end":"08:00","startHours":7.701882158030371,"endHours":7.997262135736603,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:25","end":"13:09","startHours":12.409500552723438,"endHours":13.147950496989017,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:30","startHours":5.763451054333226,"endHours":6.501900998598805,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:19","end":"07:14","startHours":6.317288512532411,"endHours":7.240350942864384,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:22","startHours":14.624850385520173,"endHours":15.363300329785751,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:07","end":"18:31","startHours":18.11710010684807,"endHours":18.51710010684807,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:19","end":"18:47","startHours":18.31710010684807,"endHours":18.778631322014057,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:04","end":"19:49","startHours":18.06710010684807,"endHours":19.81710010684807,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:25","end":"01:09","startHours":24.409500552723436,"endHours":25.14795049698902,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:14","end":"08:37","startHours":7.240350942864384,"endHours":8.624944588362345,"quality":"neutral"},{"name":"Labha","start":"08:37","end":"10:01","startHours":8.624944588362345,"endHours":10.009538233860305,"quality":"auspicious"},{"name":"Amṛta","start":"10:01","end":"11:24","startHours":10.009538233860305,"endHours":11.394131879358266,"quality":"auspicious"},{"name":"Kāla","start":"11:24","end":"12:47","startHours":11.394131879358266,"endHours":12.778725524856227,"quality":"inauspicious"},{"name":"Śubha","start":"12:47","end":"14:10","startHours":12.778725524856227,"endHours":14.163319170354187,"quality":"auspicious"},{"name":"Roga","start":"14:10","end":"15:33","startHours":14.163319170354187,"endHours":15.547912815852147,"quality":"inauspicious"},{"name":"Udveg","start":"15:33","end":"16:56","startHours":15.547912815852147,"endHours":16.93250646135011,"quality":"inauspicious"},{"name":"Chala","start":"16:56","end":"18:19","startHours":16.93250646135011,"endHours":18.31710010684807,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:19","end":"19:56","startHours":18.31710010684807,"endHours":19.93250646135011,"quality":"inauspicious"},{"name":"Udveg","start":"19:56","end":"21:33","startHours":19.93250646135011,"endHours":21.54791281585215,"quality":"inauspicious"},{"name":"Chala","start":"21:33","end":"23:10","startHours":21.54791281585215,"endHours":23.16331917035419,"quality":"neutral"},{"name":"Labha","start":"23:10","end":"00:47","startHours":23.16331917035419,"endHours":24.778725524856227,"quality":"auspicious"},{"name":"Amṛta","start":"00:47","end":"02:24","startHours":24.778725524856227,"endHours":26.394131879358266,"quality":"auspicious"},{"name":"Kāla","start":"02:24","end":"04:01","startHours":26.394131879358266,"endHours":28.009538233860305,"quality":"inauspicious"},{"name":"Śubha","start":"04:01","end":"05:37","startHours":28.009538233860305,"endHours":29.624944588362347,"quality":"auspicious"},{"name":"Roga","start":"05:37","end":"07:14","startHours":29.624944588362347,"endHours":31.240350942864385,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.240350942864384,"endHours":8.240350942864385,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.240350942864385,"endHours":9.240350942864385,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.240350942864385,"endHours":10.240350942864385,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.240350942864385,"endHours":11.240350942864385,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.240350942864385,"endHours":12.240350942864385,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.240350942864385,"endHours":13.240350942864385,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.240350942864385,"endHours":14.240350942864385,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.240350942864385,"endHours":15.240350942864385,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.240350942864385,"endHours":16.240350942864385,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.240350942864385,"endHours":17.240350942864385,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.240350942864385,"endHours":18.240350942864385,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.240350942864385,"endHours":19.240350942864385,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.240350942864385,"endHours":20.240350942864385,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.240350942864385,"endHours":21.240350942864385,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.240350942864385,"endHours":22.240350942864385,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.240350942864385,"endHours":23.240350942864385,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.240350942864385,"endHours":24.240350942864385,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.240350942864385,"endHours":25.240350942864385,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.240350942864385,"endHours":26.240350942864385,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.240350942864385,"endHours":27.240350942864385,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.240350942864385,"endHours":28.240350942864385,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.240350942864385,"endHours":29.240350942864385,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.240350942864385,"endHours":30.240350942864385,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.240350942864385,"endHours":31.240350942864385,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"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":-21.469847244338478,"eotMinutes":-8.635931491373626,"ayanamsa":24.091}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Pratipada · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"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":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"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 13, 2017 CE · Thane, Maharashtra · Vidhyamitra","description":"January 13, 2017 CE for Thane, Maharashtra: Kṛṣṇa Pratipada, sūryodaya 07:14, sūryāsta 18:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2017-01-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2017-01-13","sa":"https://sa.vidhyamitra.com/city/thane/2017-01-13","hi":"https://hi.vidhyamitra.com/city/thane/2017-01-13","x-default":"https://vidhyamitra.com/city/thane/2017-01-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T08:14:36.427Z","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":"2026-05-15T08:14:36.427Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T08:14:36.427Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}