{"id":"vidhyamitra:city-day:thane:2179-01-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2179-01-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2179-01-20","date_display":"January 20, 2179 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":2179,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516942.770833,"kali_year":5280,"ahargana":1928477.2708,"sun":{"sidereal_longitude":272.9695,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":49.4157,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":136.4462,"elapsed_within_tithi_degrees":4.4462},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":49.4157,"elapsed_within_degrees":9.4157},"yoga":{"number":25,"name":"Brahma","sum_longitude":322.3852},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2179,"month":1,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2516942.770833,"ahargana":1928477.2708,"kali_year":5280,"ayanamsa_lahiri":26.3542,"grahas":{"sun":{"sidereal_longitude":273.483035,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":49.11283500000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false,"latitude":0.8253},"mars":{"sidereal_longitude":11.029935000000023,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":289.21273500000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":37.399135,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":231.643235,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":47.61363499999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":239.9937,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":59.9937,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2},"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":2179,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516942.770833,"kali_year":5280,"ahargana":1928477.2708,"sun":{"sidereal_longitude":272.9695,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":49.4157,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":136.4462,"elapsed_within_tithi_degrees":4.4462},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":49.4157,"elapsed_within_degrees":9.4157},"yoga":{"number":25,"name":"Brahma","sum_longitude":322.3852},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.825,"elongation":136.446},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.825,"opposition_distance":43.554}},"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":"18:23","solarNoonLocal":"12:49","dayLengthHours":11.144635163873343,"dayLengthDisplay":"11 Hours 08 Mins 41 Secs","nightLengthDisplay":"12 Hours 51 Mins 19 Secs","moonriseLocal":"15:15","moonsetLocal":"04:28","rahuKala":{"name":"Rāhu Kāla","start":"12:49","end":"14:13","startHours":12.817531722287155,"endHours":14.210611117771323,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:38","end":"10:02","startHours":8.638293535834652,"endHours":10.03137293131882,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:25","end":"12:49","startHours":11.424452326802987,"endHours":12.817531722287155,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:51","end":"10:13","startHours":9.84562901192093,"endHours":10.217116850716708,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:43","end":"08:00","startHours":7.709573938845207,"endHours":8.00676420988183,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:27","end":"13:11","startHours":12.446043883491377,"endHours":13.189019561082933,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:30","startHours":5.759262785167372,"endHours":6.502238462758928,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:19","end":"07:15","startHours":6.316494543361038,"endHours":7.245214140350484,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:40","end":"15:25","startHours":14.674970916266044,"endHours":15.4179465938576,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:11","end":"18:35","startHours":18.189849304223827,"endHours":18.589849304223826,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:23","end":"18:51","startHours":18.389849304223826,"endHours":18.85420910271855,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:08","end":"19:53","startHours":18.139849304223826,"endHours":19.889849304223826,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:27","end":"01:11","startHours":24.446043883491377,"endHours":25.189019561082937,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:15","end":"08:38","startHours":7.245214140350484,"endHours":8.638293535834652,"quality":"auspicious"},{"name":"Amṛta","start":"08:38","end":"10:02","startHours":8.638293535834652,"endHours":10.03137293131882,"quality":"auspicious"},{"name":"Kāla","start":"10:02","end":"11:25","startHours":10.03137293131882,"endHours":11.424452326802987,"quality":"inauspicious"},{"name":"Śubha","start":"11:25","end":"12:49","startHours":11.424452326802987,"endHours":12.817531722287155,"quality":"auspicious"},{"name":"Roga","start":"12:49","end":"14:13","startHours":12.817531722287155,"endHours":14.210611117771323,"quality":"inauspicious"},{"name":"Udveg","start":"14:13","end":"15:36","startHours":14.210611117771323,"endHours":15.60369051325549,"quality":"inauspicious"},{"name":"Chala","start":"15:36","end":"17:00","startHours":15.60369051325549,"endHours":16.996769908739658,"quality":"neutral"},{"name":"Labha","start":"17:00","end":"18:23","startHours":16.996769908739658,"endHours":18.389849304223826,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:23","end":"20:00","startHours":18.389849304223826,"endHours":19.996769908739658,"quality":"inauspicious"},{"name":"Chala","start":"20:00","end":"21:36","startHours":19.996769908739658,"endHours":21.60369051325549,"quality":"neutral"},{"name":"Labha","start":"21:36","end":"23:13","startHours":21.60369051325549,"endHours":23.21061111777132,"quality":"auspicious"},{"name":"Amṛta","start":"23:13","end":"00:49","startHours":23.21061111777132,"endHours":24.817531722287157,"quality":"auspicious"},{"name":"Kāla","start":"00:49","end":"02:25","startHours":24.817531722287157,"endHours":26.424452326802985,"quality":"inauspicious"},{"name":"Śubha","start":"02:25","end":"04:02","startHours":26.424452326802985,"endHours":28.03137293131882,"quality":"auspicious"},{"name":"Roga","start":"04:02","end":"05:38","startHours":28.03137293131882,"endHours":29.638293535834652,"quality":"inauspicious"},{"name":"Udveg","start":"05:38","end":"07:15","startHours":29.638293535834652,"endHours":31.245214140350484,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:15","end":"08:15","startHours":7.245214140350484,"endHours":8.245214140350484,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:15","end":"09:15","startHours":8.245214140350484,"endHours":9.245214140350484,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:15","end":"10:15","startHours":9.245214140350484,"endHours":10.245214140350484,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:15","end":"11:15","startHours":10.245214140350484,"endHours":11.245214140350484,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:15","end":"12:15","startHours":11.245214140350484,"endHours":12.245214140350484,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:15","end":"13:15","startHours":12.245214140350484,"endHours":13.245214140350484,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:15","end":"14:15","startHours":13.245214140350484,"endHours":14.245214140350484,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:15","end":"15:15","startHours":14.245214140350484,"endHours":15.245214140350484,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:15","end":"16:15","startHours":15.245214140350484,"endHours":16.245214140350484,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:15","end":"17:15","startHours":16.245214140350484,"endHours":17.245214140350484,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:15","end":"18:15","startHours":17.245214140350484,"endHours":18.245214140350484,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:15","end":"19:15","startHours":18.245214140350484,"endHours":19.245214140350484,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:15","end":"20:15","startHours":19.245214140350484,"endHours":20.245214140350484,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:15","end":"21:15","startHours":20.245214140350484,"endHours":21.245214140350484,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:15","end":"22:15","startHours":21.245214140350484,"endHours":22.245214140350484,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:15","end":"23:15","startHours":22.245214140350484,"endHours":23.245214140350484,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:15","end":"00:15","startHours":23.245214140350484,"endHours":24.245214140350484,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:15","end":"01:15","startHours":24.245214140350484,"endHours":25.245214140350484,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:15","end":"02:15","startHours":25.245214140350484,"endHours":26.245214140350484,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:15","end":"03:15","startHours":26.245214140350484,"endHours":27.245214140350484,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:15","end":"04:15","startHours":27.245214140350484,"endHours":28.245214140350484,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:15","end":"05:15","startHours":28.245214140350484,"endHours":29.245214140350484,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:15","end":"06:15","startHours":29.245214140350484,"endHours":30.245214140350484,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:15","end":"07:15","startHours":30.245214140350484,"endHours":31.245214140350484,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Utpāta","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":-20.182403818576006,"eotMinutes":-10.9643033372293,"ayanamsa":26.3542}},"calendars":{"vikram_samvat":2236,"vikram_samvatsara":"Nandana","saka_samvat":2101,"saka_samvatsara":"Pramāthi","bengali_samvat":1586,"malayalam_era":1355,"nanakshahi_year":710,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Dvādaśī · Vikram 2236 Nandana · Śaka 2101 Pramāthi"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5}]},"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 20, 2179 CE · Thane, Maharashtra · Vidhyamitra","description":"January 20, 2179 CE for Thane, Maharashtra: Śukla Dvādaśī, sūryodaya 07:15, sūryāsta 18:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2179-01-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2179-01-20","sa":"https://sa.vidhyamitra.com/city/thane/2179-01-20","hi":"https://hi.vidhyamitra.com/city/thane/2179-01-20","x-default":"https://vidhyamitra.com/city/thane/2179-01-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T22:19:02.361Z","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":"2026-05-31T22:19:02.361Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T22:19:02.361Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}