{"id":"vidhyamitra:city-day:thane:1972-01-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1972-01-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1972-01-17","date_display":"January 17, 1972 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":1972,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441333.770833,"kali_year":5073,"ahargana":1852868.2708,"sun":{"sidereal_longitude":272.5205,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":278.6995,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":6.179,"elapsed_within_tithi_degrees":6.179},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.6995,"elapsed_within_degrees":12.0328},"yoga":{"number":15,"name":"Vajra","sum_longitude":191.22},"karana":{"half_tithi_index":1,"name":"Bava"},"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":1972,"month":1,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441333.770833,"ahargana":1852868.2708,"kali_year":5073,"ayanamsa_lahiri":23.4625,"grahas":{"sun":{"sidereal_longitude":272.553454,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":279.874854,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":-0.5808},"mars":{"sidereal_longitude":350.755354,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":254.24205400000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":243.093254,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"venus":{"sidereal_longitude":307.429254,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":36.666854,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":286.1224,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":106.1224,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":1972,"month":1,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441333.770833,"kali_year":5073,"ahargana":1852868.2708,"sun":{"sidereal_longitude":272.5205,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":278.6995,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":6.179,"elapsed_within_tithi_degrees":6.179},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.6995,"elapsed_within_degrees":12.0328},"yoga":{"number":15,"name":"Vajra","sum_longitude":191.22},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.581,"elongation":6.179},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.581,"opposition_distance":173.821}},"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":"07:15","sunsetLocal":"18:21","solarNoonLocal":"12:48","dayLengthHours":11.104696857289618,"dayLengthDisplay":"11 Hours 06 Mins 17 Secs","nightLengthDisplay":"12 Hours 53 Mins 43 Secs","moonriseLocal":"07:43","moonsetLocal":"18:52","rahuKala":{"name":"Rāhu Kāla","start":"08:38","end":"10:02","startHours":8.637633490951536,"endHours":10.02572059811274,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:25","end":"12:48","startHours":11.413807705273943,"endHours":12.801894812435144,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:11","end":"15:35","startHours":14.189981919596345,"endHours":15.578069026757548,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:50","end":"10:13","startHours":9.840642317157911,"endHours":10.210798879067566,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:43","end":"08:01","startHours":7.712242086177403,"endHours":8.008367335705126,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:26","end":"13:10","startHours":12.43173825052549,"endHours":13.172051374344798,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:31","startHours":5.76892013615172,"endHours":6.509233259971027,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:19","end":"07:15","startHours":6.324154979016201,"endHours":7.249546383790335,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:24","startHours":14.652677621983413,"endHours":15.39299074580272,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.154243241079953,"endHours":18.554243241079952,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:49","startHours":18.354243241079953,"endHours":18.81693894346702,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.104243241079953,"endHours":19.854243241079953,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:26","end":"01:10","startHours":24.43173825052549,"endHours":25.172051374344797,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:15","end":"08:38","startHours":7.249546383790335,"endHours":8.637633490951536,"quality":"auspicious"},{"name":"Kāla","start":"08:38","end":"10:02","startHours":8.637633490951536,"endHours":10.02572059811274,"quality":"inauspicious"},{"name":"Śubha","start":"10:02","end":"11:25","startHours":10.02572059811274,"endHours":11.413807705273943,"quality":"auspicious"},{"name":"Roga","start":"11:25","end":"12:48","startHours":11.413807705273943,"endHours":12.801894812435144,"quality":"inauspicious"},{"name":"Udveg","start":"12:48","end":"14:11","startHours":12.801894812435144,"endHours":14.189981919596345,"quality":"inauspicious"},{"name":"Chala","start":"14:11","end":"15:35","startHours":14.189981919596345,"endHours":15.578069026757548,"quality":"neutral"},{"name":"Labha","start":"15:35","end":"16:58","startHours":15.578069026757548,"endHours":16.96615613391875,"quality":"auspicious"},{"name":"Amṛta","start":"16:58","end":"18:21","startHours":16.96615613391875,"endHours":18.354243241079953,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:21","end":"19:58","startHours":18.354243241079953,"endHours":19.96615613391875,"quality":"neutral"},{"name":"Labha","start":"19:58","end":"21:35","startHours":19.96615613391875,"endHours":21.578069026757547,"quality":"auspicious"},{"name":"Amṛta","start":"21:35","end":"23:11","startHours":21.578069026757547,"endHours":23.189981919596345,"quality":"auspicious"},{"name":"Kāla","start":"23:11","end":"00:48","startHours":23.189981919596345,"endHours":24.801894812435144,"quality":"inauspicious"},{"name":"Śubha","start":"00:48","end":"02:25","startHours":24.801894812435144,"endHours":26.413807705273943,"quality":"auspicious"},{"name":"Roga","start":"02:25","end":"04:02","startHours":26.413807705273943,"endHours":28.02572059811274,"quality":"inauspicious"},{"name":"Udveg","start":"04:02","end":"05:38","startHours":28.02572059811274,"endHours":29.637633490951536,"quality":"inauspicious"},{"name":"Chala","start":"05:38","end":"07:15","startHours":29.637633490951536,"endHours":31.249546383790335,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:15","end":"08:15","startHours":7.249546383790335,"endHours":8.249546383790335,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:15","end":"09:15","startHours":8.249546383790335,"endHours":9.249546383790335,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:15","end":"10:15","startHours":9.249546383790335,"endHours":10.249546383790335,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:15","end":"11:15","startHours":10.249546383790335,"endHours":11.249546383790335,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:15","end":"12:15","startHours":11.249546383790335,"endHours":12.249546383790335,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:15","end":"13:15","startHours":12.249546383790335,"endHours":13.249546383790335,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:15","end":"14:15","startHours":13.249546383790335,"endHours":14.249546383790335,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:15","end":"15:15","startHours":14.249546383790335,"endHours":15.249546383790335,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:15","end":"16:15","startHours":15.249546383790335,"endHours":16.249546383790335,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:15","end":"17:15","startHours":16.249546383790335,"endHours":17.249546383790335,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:15","end":"18:15","startHours":17.249546383790335,"endHours":18.249546383790335,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:15","end":"19:15","startHours":18.249546383790335,"endHours":19.249546383790335,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:15","end":"20:15","startHours":19.249546383790335,"endHours":20.249546383790335,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:15","end":"21:15","startHours":20.249546383790335,"endHours":21.249546383790335,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:15","end":"22:15","startHours":21.249546383790335,"endHours":22.249546383790335,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:15","end":"23:15","startHours":22.249546383790335,"endHours":23.249546383790335,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:15","end":"00:15","startHours":23.249546383790335,"endHours":24.249546383790335,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:15","end":"01:15","startHours":24.249546383790335,"endHours":25.249546383790335,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:15","end":"02:15","startHours":25.249546383790335,"endHours":26.249546383790335,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:15","end":"03:15","startHours":26.249546383790335,"endHours":27.249546383790335,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:15","end":"04:15","startHours":27.249546383790335,"endHours":28.249546383790335,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:15","end":"05:15","startHours":28.249546383790335,"endHours":29.249546383790335,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:15","end":"06:15","startHours":29.249546383790335,"endHours":30.249546383790335,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:15","end":"07:15","startHours":30.249546383790335,"endHours":31.249546383790335,"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"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.942508838034176,"eotMinutes":-10.026088746108654,"ayanamsa":23.4625}},"calendars":{"vikram_samvat":2029,"vikram_samvatsara":"Krodhana","saka_samvat":1894,"saka_samvatsara":"Paridhāvi","bengali_samvat":1379,"malayalam_era":1148,"nanakshahi_year":503,"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 2029 Krodhana · Śaka 1894 Paridhāvi"},"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":"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":"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 17, 1972 CE · Thane, Maharashtra · Vidhyamitra","description":"January 17, 1972 CE for Thane, Maharashtra: Śukla Pratipada, sūryodaya 07:15, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1972-01-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1972-01-17","sa":"https://sa.vidhyamitra.com/city/thane/1972-01-17","hi":"https://hi.vidhyamitra.com/city/thane/1972-01-17","x-default":"https://vidhyamitra.com/city/thane/1972-01-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:37:16.172Z","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":"2026-05-31T15:37:16.172Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:37:16.172Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}