{"id":"vidhyamitra:city-day:thane:1879-07-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1879-07-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1879-07-31","date_display":"July 31, 1879 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":1879,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407561.770833,"kali_year":4981,"ahargana":1819096.2708,"sun":{"sidereal_longitude":105.0008,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":257.6077,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.6068,"elapsed_within_tithi_degrees":8.6068},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":257.6077,"elapsed_within_degrees":4.2743},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":2.6085},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1879,"month":7,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2407561.770833,"ahargana":1819096.2708,"kali_year":4981,"ayanamsa_lahiri":22.1708,"grahas":{"sun":{"sidereal_longitude":105.24999300000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"moon":{"sidereal_longitude":256.348893,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":-1.3831},"mars":{"sidereal_longitude":13.896693000000027,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":133.78389299999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":320.599193,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":151.530393,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":354.602493,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":275.5255,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":95.5255,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"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":1879,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2407561.770833,"kali_year":4981,"ahargana":1819096.2708,"sun":{"sidereal_longitude":105.0008,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":257.6077,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":152.6068,"elapsed_within_tithi_degrees":8.6068},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":257.6077,"elapsed_within_degrees":4.2743},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":2.6085},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.383,"elongation":152.607},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.383,"opposition_distance":27.393}},"eclipse_window_40days":[{"offset_days":2,"type":"lunar","occurs":true,"moon_latitude":0.789,"opposition_distance":1.379}]},"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":"06:14","sunsetLocal":"19:15","solarNoonLocal":"12:44","dayLengthHours":13.013530456754523,"dayLengthDisplay":"13 Hours 00 Mins 49 Secs","nightLengthDisplay":"10 Hours 59 Mins 11 Secs","moonriseLocal":"17:20","moonsetLocal":"04:17","rahuKala":{"name":"Rāhu Kāla","start":"14:22","end":"15:59","startHours":14.362674215633497,"endHours":15.989365522727812,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:14","end":"07:51","startHours":6.229217680161921,"endHours":7.855908987256236,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:29","end":"11:07","startHours":9.48260029435055,"endHours":11.109291601444866,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:16","end":"09:42","startHours":9.26570812007131,"endHours":9.699492468629794,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:46","end":"07:07","startHours":6.771448115860026,"endHours":7.118475594706814,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:18","end":"13:10","startHours":12.302198559980697,"endHours":13.169767257097666,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:22","startHours":4.494080285927984,"endHours":5.361648983044953,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:09","end":"06:14","startHours":5.1447568087657105,"endHours":6.229217680161921,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:54","end":"15:46","startHours":14.904904651331602,"endHours":15.772473348448571,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:03","end":"19:27","startHours":19.042748136916444,"endHours":19.442748136916443,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:15","end":"19:47","startHours":19.242748136916443,"endHours":19.78497857261455,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:00","end":"20:45","startHours":18.992748136916443,"endHours":20.742748136916443,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:18","end":"01:10","startHours":24.3021985599807,"endHours":25.169767257097664,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:14","end":"07:51","startHours":6.229217680161921,"endHours":7.855908987256236,"quality":"auspicious"},{"name":"Roga","start":"07:51","end":"09:29","startHours":7.855908987256236,"endHours":9.48260029435055,"quality":"inauspicious"},{"name":"Udveg","start":"09:29","end":"11:07","startHours":9.48260029435055,"endHours":11.109291601444866,"quality":"inauspicious"},{"name":"Chala","start":"11:07","end":"12:44","startHours":11.109291601444866,"endHours":12.735982908539182,"quality":"neutral"},{"name":"Labha","start":"12:44","end":"14:22","startHours":12.735982908539182,"endHours":14.362674215633497,"quality":"auspicious"},{"name":"Amṛta","start":"14:22","end":"15:59","startHours":14.362674215633497,"endHours":15.989365522727812,"quality":"auspicious"},{"name":"Kāla","start":"15:59","end":"17:37","startHours":15.989365522727812,"endHours":17.616056829822128,"quality":"inauspicious"},{"name":"Śubha","start":"17:37","end":"19:15","startHours":17.616056829822128,"endHours":19.242748136916443,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:15","end":"20:37","startHours":19.242748136916443,"endHours":20.616056829822128,"quality":"auspicious"},{"name":"Kāla","start":"20:37","end":"21:59","startHours":20.616056829822128,"endHours":21.989365522727812,"quality":"inauspicious"},{"name":"Śubha","start":"21:59","end":"23:22","startHours":21.989365522727812,"endHours":23.362674215633497,"quality":"auspicious"},{"name":"Roga","start":"23:22","end":"00:44","startHours":23.362674215633497,"endHours":24.73598290853918,"quality":"inauspicious"},{"name":"Udveg","start":"00:44","end":"02:07","startHours":24.73598290853918,"endHours":26.109291601444866,"quality":"inauspicious"},{"name":"Chala","start":"02:07","end":"03:29","startHours":26.109291601444866,"endHours":27.48260029435055,"quality":"neutral"},{"name":"Labha","start":"03:29","end":"04:51","startHours":27.48260029435055,"endHours":28.855908987256235,"quality":"auspicious"},{"name":"Amṛta","start":"04:51","end":"06:14","startHours":28.855908987256235,"endHours":30.22921768016192,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:14","end":"07:14","startHours":6.229217680161921,"endHours":7.229217680161921,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:14","end":"08:14","startHours":7.229217680161921,"endHours":8.22921768016192,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:14","end":"09:14","startHours":8.22921768016192,"endHours":9.22921768016192,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:14","end":"10:14","startHours":9.22921768016192,"endHours":10.22921768016192,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:14","end":"11:14","startHours":10.22921768016192,"endHours":11.22921768016192,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:14","end":"12:14","startHours":11.22921768016192,"endHours":12.22921768016192,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:14","end":"13:14","startHours":12.22921768016192,"endHours":13.22921768016192,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:14","end":"14:14","startHours":13.22921768016192,"endHours":14.22921768016192,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:14","end":"15:14","startHours":14.22921768016192,"endHours":15.22921768016192,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:14","end":"16:14","startHours":15.22921768016192,"endHours":16.22921768016192,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:14","end":"17:14","startHours":16.22921768016192,"endHours":17.22921768016192,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:14","end":"18:14","startHours":17.22921768016192,"endHours":18.22921768016192,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:14","end":"19:14","startHours":18.22921768016192,"endHours":19.22921768016192,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:14","end":"20:14","startHours":19.22921768016192,"endHours":20.22921768016192,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:14","end":"21:14","startHours":20.22921768016192,"endHours":21.22921768016192,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:14","end":"22:14","startHours":21.22921768016192,"endHours":22.22921768016192,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:14","end":"23:14","startHours":22.22921768016192,"endHours":23.22921768016192,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:14","end":"00:14","startHours":23.22921768016192,"endHours":24.22921768016192,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:14","end":"01:14","startHours":24.22921768016192,"endHours":25.22921768016192,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:14","end":"02:14","startHours":25.22921768016192,"endHours":26.22921768016192,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:14","end":"03:14","startHours":26.22921768016192,"endHours":27.22921768016192,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:14","end":"04:14","startHours":27.22921768016192,"endHours":28.22921768016192,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:14","end":"05:14","startHours":28.22921768016192,"endHours":29.22921768016192,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:14","end":"06:14","startHours":29.22921768016192,"endHours":30.22921768016192,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.413753095373398,"eotMinutes":-6.071374512350812,"ayanamsa":22.1708}},"calendars":{"vikram_samvat":1936,"vikram_samvatsara":"Nandana","saka_samvat":1801,"saka_samvatsara":"Pramāthi","bengali_samvat":1286,"malayalam_era":1055,"nanakshahi_year":410,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Trayodaśī · Vikram 1936 Nandana · Śaka 1801 Pramāthi"},"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 July 31, 1879 CE · Thane, Maharashtra · Vidhyamitra","description":"July 31, 1879 CE for Thane, Maharashtra: Śukla Trayodaśī, sūryodaya 06:14, sūryāsta 19:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1879-07-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1879-07-31","sa":"https://sa.vidhyamitra.com/city/thane/1879-07-31","hi":"https://hi.vidhyamitra.com/city/thane/1879-07-31","x-default":"https://vidhyamitra.com/city/thane/1879-07-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T01:41:34.381Z","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":"2026-06-01T01:41:34.381Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T01:41:34.381Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}