{"id":"vidhyamitra:city-day:thane:2173-12-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2173-12-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2173-12-10","date_display":"December 10, 2173 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":2173,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515075.770833,"kali_year":5275,"ahargana":1926610.2708,"sun":{"sidereal_longitude":231.1645,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":294.2774,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.1129,"elapsed_within_tithi_degrees":3.1129},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1,"moon_longitude":294.2774,"elapsed_within_degrees":0.9441},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":165.4419},"karana":{"half_tithi_index":10,"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":2173,"month":12,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2515075.770833,"ahargana":1926610.2708,"kali_year":5275,"ayanamsa_lahiri":26.2828,"grahas":{"sun":{"sidereal_longitude":232.026568,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":297.68806799999993,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false,"latitude":-3.1602},"mars":{"sidereal_longitude":170.160168,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":243.29846799999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":239.73876799999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":205.69176800000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":339.083068,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":338.9164,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":158.9164,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2173,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515075.770833,"kali_year":5275,"ahargana":1926610.2708,"sun":{"sidereal_longitude":231.1645,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":294.2774,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.1129,"elapsed_within_tithi_degrees":3.1129},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1,"moon_longitude":294.2774,"elapsed_within_degrees":0.9441},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":165.4419},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.16,"elongation":63.113},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.16,"opposition_distance":116.887}},"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":"07:02","sunsetLocal":"18:02","solarNoonLocal":"12:32","dayLengthHours":10.998692560588697,"dayLengthDisplay":"10 Hours 59 Mins 55 Secs","nightLengthDisplay":"13 Hours 00 Mins 05 Secs","moonriseLocal":"11:11","moonsetLocal":"22:38","rahuKala":{"name":"Rāhu Kāla","start":"11:09","end":"12:32","startHours":11.152789897622162,"endHours":12.527626467695749,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:17","end":"16:39","startHours":15.277299607842924,"endHours":16.65213617791651,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:24","end":"09:47","startHours":8.403116757474987,"endHours":9.777953327548573,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:58","startHours":9.594641784872096,"endHours":9.961264870225053,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:29","end":"07:47","startHours":7.486559044092596,"endHours":7.779857512374961,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:54","startHours":12.161003382342791,"endHours":12.894249553048706,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:34","end":"06:18","startHours":5.561787845989573,"endHours":6.295034016695487,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:07","end":"07:02","startHours":6.111722474019008,"endHours":7.0282801874014,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:06","startHours":14.360741894460531,"endHours":15.093988065166444,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.826972747990098,"endHours":18.226972747990096,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:29","startHours":18.026972747990097,"endHours":18.48525160468129,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.776972747990097,"endHours":19.526972747990097,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:54","startHours":24.16100338234279,"endHours":24.894249553048702,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:02","end":"08:24","startHours":7.0282801874014,"endHours":8.403116757474987,"quality":"neutral"},{"name":"Labha","start":"08:24","end":"09:47","startHours":8.403116757474987,"endHours":9.777953327548573,"quality":"auspicious"},{"name":"Amṛta","start":"09:47","end":"11:09","startHours":9.777953327548573,"endHours":11.152789897622162,"quality":"auspicious"},{"name":"Kāla","start":"11:09","end":"12:32","startHours":11.152789897622162,"endHours":12.527626467695749,"quality":"inauspicious"},{"name":"Śubha","start":"12:32","end":"13:54","startHours":12.527626467695749,"endHours":13.902463037769335,"quality":"auspicious"},{"name":"Roga","start":"13:54","end":"15:17","startHours":13.902463037769335,"endHours":15.277299607842924,"quality":"inauspicious"},{"name":"Udveg","start":"15:17","end":"16:39","startHours":15.277299607842924,"endHours":16.65213617791651,"quality":"inauspicious"},{"name":"Chala","start":"16:39","end":"18:02","startHours":16.65213617791651,"endHours":18.026972747990097,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:02","end":"19:39","startHours":18.026972747990097,"endHours":19.65213617791651,"quality":"inauspicious"},{"name":"Udveg","start":"19:39","end":"21:17","startHours":19.65213617791651,"endHours":21.277299607842924,"quality":"inauspicious"},{"name":"Chala","start":"21:17","end":"22:54","startHours":21.277299607842924,"endHours":22.902463037769337,"quality":"neutral"},{"name":"Labha","start":"22:54","end":"00:32","startHours":22.902463037769337,"endHours":24.527626467695747,"quality":"auspicious"},{"name":"Amṛta","start":"00:32","end":"02:09","startHours":24.527626467695747,"endHours":26.152789897622164,"quality":"auspicious"},{"name":"Kāla","start":"02:09","end":"03:47","startHours":26.152789897622164,"endHours":27.777953327548573,"quality":"inauspicious"},{"name":"Śubha","start":"03:47","end":"05:24","startHours":27.777953327548573,"endHours":29.403116757474987,"quality":"auspicious"},{"name":"Roga","start":"05:24","end":"07:02","startHours":29.403116757474987,"endHours":31.0282801874014,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:02","end":"08:02","startHours":7.0282801874014,"endHours":8.0282801874014,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:02","end":"09:02","startHours":8.0282801874014,"endHours":9.0282801874014,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:02","end":"10:02","startHours":9.0282801874014,"endHours":10.0282801874014,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:02","end":"11:02","startHours":10.0282801874014,"endHours":11.0282801874014,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:02","end":"12:02","startHours":11.0282801874014,"endHours":12.0282801874014,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:02","end":"13:02","startHours":12.0282801874014,"endHours":13.0282801874014,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:02","end":"14:02","startHours":13.0282801874014,"endHours":14.0282801874014,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:02","end":"15:02","startHours":14.0282801874014,"endHours":15.0282801874014,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:02","end":"16:02","startHours":15.0282801874014,"endHours":16.0282801874014,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:02","end":"17:02","startHours":16.0282801874014,"endHours":17.0282801874014,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:02","end":"18:02","startHours":17.0282801874014,"endHours":18.0282801874014,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:02","end":"19:02","startHours":18.0282801874014,"endHours":19.0282801874014,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:02","end":"20:02","startHours":19.0282801874014,"endHours":20.0282801874014,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:02","end":"21:02","startHours":20.0282801874014,"endHours":21.0282801874014,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:02","end":"22:02","startHours":21.0282801874014,"endHours":22.0282801874014,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:02","end":"23:02","startHours":22.0282801874014,"endHours":23.0282801874014,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:02","end":"00:02","startHours":23.0282801874014,"endHours":24.0282801874014,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:02","end":"01:02","startHours":24.0282801874014,"endHours":25.0282801874014,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:02","end":"02:02","startHours":25.0282801874014,"endHours":26.0282801874014,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:02","end":"03:02","startHours":26.0282801874014,"endHours":27.0282801874014,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:02","end":"04:02","startHours":27.0282801874014,"endHours":28.0282801874014,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:02","end":"05:02","startHours":28.0282801874014,"endHours":29.0282801874014,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:02","end":"06:02","startHours":29.0282801874014,"endHours":30.0282801874014,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:02","end":"07:02","startHours":30.0282801874014,"endHours":31.0282801874014,"planetary_lord":"Mars"}],"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":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.92226434356426,"eotMinutes":6.4300119382551255,"ayanamsa":26.2828}},"calendars":{"vikram_samvat":2230,"vikram_samvatsara":"Vyaya","saka_samvat":2095,"saka_samvatsara":"Śrīmukha","bengali_samvat":1580,"malayalam_era":1349,"nanakshahi_year":704,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Ṣaṣṭhī · Vikram 2230 Vyaya · Śaka 2095 Śrīmukha"},"festivals":[{"id":"skanda-shashthi","name":"Skanda Ṣaṣṭhī","name_sanskrit":"स्कन्द षष्ठी","tradition":"Shaiva","associated_deity":"Kārttikeya / Skanda / Murugan","significance":"Kārttikeya's victory over Tāraka. Important Shaiva day in Tamil tradition.","vrata":true,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3}],"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 December 10, 2173 CE · Thane, Maharashtra · Vidhyamitra","description":"December 10, 2173 CE for Thane, Maharashtra: Śukla Ṣaṣṭhī, sūryodaya 07:02, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2173-12-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2173-12-10","sa":"https://sa.vidhyamitra.com/city/thane/2173-12-10","hi":"https://hi.vidhyamitra.com/city/thane/2173-12-10","x-default":"https://vidhyamitra.com/city/thane/2173-12-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T12:46:36.834Z","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":"2026-06-02T12:46:36.834Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T12:46:36.834Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}