{"id":"vidhyamitra:city-day:thane:1855-01-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1855-01-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1855-01-20","date_display":"January 20, 1855 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":1855,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2398603.770833,"kali_year":4956,"ahargana":1810138.2708,"sun":{"sidereal_longitude":277.9316,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":300.1929,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":22.2613,"elapsed_within_tithi_degrees":10.2613},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":300.1929,"elapsed_within_degrees":6.8596},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":218.1245},"karana":{"half_tithi_index":3,"name":"Kaulava"},"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":1855,"month":1,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2398603.770833,"ahargana":1810138.2708,"kali_year":4956,"ayanamsa_lahiri":21.8282,"grahas":{"sun":{"sidereal_longitude":277.650355,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":301.72885500000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false,"latitude":-4.5},"mars":{"sidereal_longitude":297.3897549999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":279.1959549999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":287.24075500000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"venus":{"sidereal_longitude":288.662155,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":48.904555000000016,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":30.1634,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":210.1634,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","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":1855,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2398603.770833,"kali_year":4956,"ahargana":1810138.2708,"sun":{"sidereal_longitude":277.9316,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":300.1929,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":22.2613,"elapsed_within_tithi_degrees":10.2613},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":300.1929,"elapsed_within_degrees":6.8596},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":218.1245},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.5,"elongation":22.261},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.5,"opposition_distance":157.739}},"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":11.14070021278073,"dayLengthDisplay":"11 Hours 08 Mins 27 Secs","nightLengthDisplay":"12 Hours 51 Mins 33 Secs","moonriseLocal":"08:42","moonsetLocal":"20:08","rahuKala":{"name":"Rāhu Kāla","start":"10:02","end":"11:25","startHours":10.032356669091973,"endHours":11.424944195689566,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:13","end":"15:36","startHours":14.210119248884748,"endHours":15.60270677548234,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:15","end":"08:38","startHours":7.247181615896791,"endHours":8.639769142494382,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:51","end":"10:13","startHours":9.846678332212296,"endHours":10.218035005971652,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:43","end":"08:01","startHours":7.7113774580959875,"endHours":8.008462797103475,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:27","end":"13:11","startHours":12.446175048527797,"endHours":13.188888396046513,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:30","startHours":5.76175492085936,"endHours":6.5044682683780755,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:19","end":"07:15","startHours":6.318789931498396,"endHours":7.247181615896791,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:40","end":"15:25","startHours":14.674315091083944,"endHours":15.41702843860266,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:11","end":"18:35","startHours":18.187881828677522,"endHours":18.58788182867752,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:23","end":"18:51","startHours":18.38788182867752,"endHours":18.852077670876717,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:08","end":"19:53","startHours":18.13788182867752,"endHours":19.88788182867752,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:27","end":"01:11","startHours":24.4461750485278,"endHours":25.188888396046515,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:15","end":"08:38","startHours":7.247181615896791,"endHours":8.639769142494382,"quality":"inauspicious"},{"name":"Śubha","start":"08:38","end":"10:02","startHours":8.639769142494382,"endHours":10.032356669091973,"quality":"auspicious"},{"name":"Roga","start":"10:02","end":"11:25","startHours":10.032356669091973,"endHours":11.424944195689566,"quality":"inauspicious"},{"name":"Udveg","start":"11:25","end":"12:49","startHours":11.424944195689566,"endHours":12.817531722287157,"quality":"inauspicious"},{"name":"Chala","start":"12:49","end":"14:13","startHours":12.817531722287157,"endHours":14.210119248884748,"quality":"neutral"},{"name":"Labha","start":"14:13","end":"15:36","startHours":14.210119248884748,"endHours":15.60270677548234,"quality":"auspicious"},{"name":"Amṛta","start":"15:36","end":"17:00","startHours":15.60270677548234,"endHours":16.99529430207993,"quality":"auspicious"},{"name":"Kāla","start":"17:00","end":"18:23","startHours":16.99529430207993,"endHours":18.38788182867752,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:23","end":"20:00","startHours":18.38788182867752,"endHours":19.99529430207993,"quality":"auspicious"},{"name":"Amṛta","start":"20:00","end":"21:36","startHours":19.99529430207993,"endHours":21.60270677548234,"quality":"auspicious"},{"name":"Kāla","start":"21:36","end":"23:13","startHours":21.60270677548234,"endHours":23.210119248884748,"quality":"inauspicious"},{"name":"Śubha","start":"23:13","end":"00:49","startHours":23.210119248884748,"endHours":24.817531722287157,"quality":"auspicious"},{"name":"Roga","start":"00:49","end":"02:25","startHours":24.817531722287157,"endHours":26.424944195689562,"quality":"inauspicious"},{"name":"Udveg","start":"02:25","end":"04:02","startHours":26.424944195689562,"endHours":28.032356669091975,"quality":"inauspicious"},{"name":"Chala","start":"04:02","end":"05:38","startHours":28.032356669091975,"endHours":29.63976914249438,"quality":"neutral"},{"name":"Labha","start":"05:38","end":"07:15","startHours":29.63976914249438,"endHours":31.247181615896793,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:15","end":"08:15","startHours":7.247181615896791,"endHours":8.24718161589679,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:15","end":"09:15","startHours":8.24718161589679,"endHours":9.24718161589679,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:15","end":"10:15","startHours":9.24718161589679,"endHours":10.24718161589679,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:15","end":"11:15","startHours":10.24718161589679,"endHours":11.24718161589679,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:15","end":"12:15","startHours":11.24718161589679,"endHours":12.24718161589679,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:15","end":"13:15","startHours":12.24718161589679,"endHours":13.24718161589679,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:15","end":"14:15","startHours":13.24718161589679,"endHours":14.24718161589679,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:15","end":"15:15","startHours":14.24718161589679,"endHours":15.24718161589679,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:15","end":"16:15","startHours":15.24718161589679,"endHours":16.247181615896793,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:15","end":"17:15","startHours":16.247181615896793,"endHours":17.247181615896793,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:15","end":"18:15","startHours":17.247181615896793,"endHours":18.247181615896793,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:15","end":"19:15","startHours":18.247181615896793,"endHours":19.247181615896793,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:15","end":"20:15","startHours":19.247181615896793,"endHours":20.247181615896793,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:15","end":"21:15","startHours":20.247181615896793,"endHours":21.247181615896793,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:15","end":"22:15","startHours":21.247181615896793,"endHours":22.247181615896793,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:15","end":"23:15","startHours":22.247181615896793,"endHours":23.247181615896793,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:15","end":"00:15","startHours":23.247181615896793,"endHours":24.247181615896793,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:15","end":"01:15","startHours":24.247181615896793,"endHours":25.247181615896793,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:15","end":"02:15","startHours":25.247181615896793,"endHours":26.247181615896793,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:15","end":"03:15","startHours":26.247181615896793,"endHours":27.247181615896793,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:15","end":"04:15","startHours":27.247181615896793,"endHours":28.247181615896793,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:15","end":"05:15","startHours":28.247181615896793,"endHours":29.247181615896793,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:15","end":"06:15","startHours":29.247181615896793,"endHours":30.247181615896793,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:15","end":"07:15","startHours":30.247181615896793,"endHours":31.247181615896793,"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":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.257630126925843,"eotMinutes":-10.9643033372293,"ayanamsa":21.8282}},"calendars":{"vikram_samvat":1912,"vikram_samvatsara":"Vibhava","saka_samvat":1777,"saka_samvatsara":"Rākṣasa","bengali_samvat":1262,"malayalam_era":1031,"nanakshahi_year":386,"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 Dvitīyā · Vikram 1912 Vibhava · Śaka 1777 Rākṣasa"},"festivals":[],"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":"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 20, 1855 CE · Thane, Maharashtra · Vidhyamitra","description":"January 20, 1855 CE for Thane, Maharashtra: Śukla Dvitīyā, sūryodaya 07:15, sūryāsta 18:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1855-01-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1855-01-20","sa":"https://sa.vidhyamitra.com/city/thane/1855-01-20","hi":"https://hi.vidhyamitra.com/city/thane/1855-01-20","x-default":"https://vidhyamitra.com/city/thane/1855-01-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T11:03:41.975Z","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":"2026-06-02T11:03:41.975Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T11:03:41.975Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}