{"id":"vidhyamitra:city-day:thane:1971-01-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1971-01-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1971-01-09","date_display":"January 9, 1971 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1971,"month":1,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2440960.770833,"kali_year":5072,"ahargana":1852495.2708,"sun":{"sidereal_longitude":264.5687,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":55.2939,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":150.7252,"elapsed_within_tithi_degrees":6.7252},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.2939,"elapsed_within_degrees":1.9606},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.8626},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1971,"month":1,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2440960.770833,"ahargana":1852495.2708,"kali_year":5072,"ayanamsa_lahiri":23.4482,"grahas":{"sun":{"sidereal_longitude":264.664406,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":55.14680599999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":4.2438},"mars":{"sidereal_longitude":208.086006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":244.68300599999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":216.401206,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":218.68040599999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":22.742706,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":305.8857,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":125.8857,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1971,"month":1,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2440960.770833,"kali_year":5072,"ahargana":1852495.2708,"sun":{"sidereal_longitude":264.5687,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":55.2939,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":150.7252,"elapsed_within_tithi_degrees":6.7252},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.2939,"elapsed_within_degrees":1.9606},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.8626},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.244,"elongation":150.725},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.244,"opposition_distance":29.275}},"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":"18:16","solarNoonLocal":"12:45","dayLengthHours":11.03710448450465,"dayLengthDisplay":"11 Hours 02 Mins 14 Secs","nightLengthDisplay":"12 Hours 57 Mins 46 Secs","moonriseLocal":"16:10","moonsetLocal":"05:24","rahuKala":{"name":"Rāhu Kāla","start":"10:00","end":"11:22","startHours":9.993922050846814,"endHours":11.373560111409894,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:08","end":"15:31","startHours":14.132836232536057,"endHours":15.512474293099139,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:14","end":"08:37","startHours":7.234645929720651,"endHours":8.614283990283733,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:49","end":"10:11","startHours":9.809970309438402,"endHours":10.177873792255225,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:42","end":"07:59","startHours":7.694525283241679,"endHours":7.988848069495136,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:23","end":"13:07","startHours":12.385294689156154,"endHours":13.121101654789797,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:30","startHours":5.763031998453364,"endHours":6.498838964087008,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:19","end":"07:14","startHours":6.314887222678597,"endHours":7.234645929720651,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:36","end":"15:20","startHours":14.592715586057086,"endHours":15.328522551690728,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.071750414225303,"endHours":18.4717504142253,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:44","startHours":18.271750414225302,"endHours":18.73162976774633,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.021750414225302,"endHours":19.771750414225302,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:23","end":"01:07","startHours":24.385294689156154,"endHours":25.121101654789797,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:14","end":"08:37","startHours":7.234645929720651,"endHours":8.614283990283733,"quality":"inauspicious"},{"name":"Śubha","start":"08:37","end":"10:00","startHours":8.614283990283733,"endHours":9.993922050846814,"quality":"auspicious"},{"name":"Roga","start":"10:00","end":"11:22","startHours":9.993922050846814,"endHours":11.373560111409894,"quality":"inauspicious"},{"name":"Udveg","start":"11:22","end":"12:45","startHours":11.373560111409894,"endHours":12.753198171972976,"quality":"inauspicious"},{"name":"Chala","start":"12:45","end":"14:08","startHours":12.753198171972976,"endHours":14.132836232536057,"quality":"neutral"},{"name":"Labha","start":"14:08","end":"15:31","startHours":14.132836232536057,"endHours":15.512474293099139,"quality":"auspicious"},{"name":"Amṛta","start":"15:31","end":"16:54","startHours":15.512474293099139,"endHours":16.89211235366222,"quality":"auspicious"},{"name":"Kāla","start":"16:54","end":"18:16","startHours":16.89211235366222,"endHours":18.271750414225302,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:16","end":"19:54","startHours":18.271750414225302,"endHours":19.89211235366222,"quality":"auspicious"},{"name":"Amṛta","start":"19:54","end":"21:31","startHours":19.89211235366222,"endHours":21.51247429309914,"quality":"auspicious"},{"name":"Kāla","start":"21:31","end":"23:08","startHours":21.51247429309914,"endHours":23.132836232536057,"quality":"inauspicious"},{"name":"Śubha","start":"23:08","end":"00:45","startHours":23.132836232536057,"endHours":24.753198171972976,"quality":"auspicious"},{"name":"Roga","start":"00:45","end":"02:22","startHours":24.753198171972976,"endHours":26.373560111409894,"quality":"inauspicious"},{"name":"Udveg","start":"02:22","end":"04:00","startHours":26.373560111409894,"endHours":27.993922050846813,"quality":"inauspicious"},{"name":"Chala","start":"04:00","end":"05:37","startHours":27.993922050846813,"endHours":29.61428399028373,"quality":"neutral"},{"name":"Labha","start":"05:37","end":"07:14","startHours":29.61428399028373,"endHours":31.23464592972065,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.234645929720651,"endHours":8.234645929720651,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.234645929720651,"endHours":9.234645929720651,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.234645929720651,"endHours":10.234645929720651,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.234645929720651,"endHours":11.234645929720651,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.234645929720651,"endHours":12.234645929720651,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.234645929720651,"endHours":13.234645929720651,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.234645929720651,"endHours":14.234645929720651,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.234645929720651,"endHours":15.234645929720651,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.234645929720651,"endHours":16.23464592972065,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.23464592972065,"endHours":17.23464592972065,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.23464592972065,"endHours":18.23464592972065,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.23464592972065,"endHours":19.23464592972065,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.23464592972065,"endHours":20.23464592972065,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.23464592972065,"endHours":21.23464592972065,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.23464592972065,"endHours":22.23464592972065,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.23464592972065,"endHours":23.23464592972065,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.23464592972065,"endHours":24.23464592972065,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.23464592972065,"endHours":25.23464592972065,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.23464592972065,"endHours":26.23464592972065,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.23464592972065,"endHours":27.23464592972065,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.23464592972065,"endHours":28.23464592972065,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.23464592972065,"endHours":29.23464592972065,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.23464592972065,"endHours":30.23464592972065,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.23464592972065,"endHours":31.23464592972065,"planetary_lord":"Mercury"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.21132375981881,"eotMinutes":-7.10429031837854,"ayanamsa":23.4482}},"calendars":{"vikram_samvat":2028,"vikram_samvatsara":"Raktākṣī","saka_samvat":1893,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1378,"malayalam_era":1147,"nanakshahi_year":502,"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":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Trayodaśī · Vikram 2028 Raktākṣī · Śaka 1893 Virodhakṛt"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Dedicated festival walk for Pradoṣa Vrata is not live yet; Śanivāra (Saturday) — 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 9, 1971 CE · Thane, Maharashtra · Vidhyamitra","description":"January 9, 1971 CE for Thane, Maharashtra: Śukla Trayodaśī, sūryodaya 07:14, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1971-01-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1971-01-09","sa":"https://sa.vidhyamitra.com/city/thane/1971-01-09","hi":"https://hi.vidhyamitra.com/city/thane/1971-01-09","x-default":"https://vidhyamitra.com/city/thane/1971-01-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T06:31:38.979Z","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":"2026-09-06T06:31:38.979Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T06:31:38.979Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}