{"id":"vidhyamitra:city-day:thane:2011-10-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2011-10-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-10-21","date_display":"October 21, 2011 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":2011,"month":10,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455855.770833,"kali_year":5113,"ahargana":1867390.2708,"sun":{"sidereal_longitude":182.5246,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":107.3249,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":284.8003,"elapsed_within_tithi_degrees":8.8003},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":107.3249,"elapsed_within_degrees":0.6582},"yoga":{"number":22,"name":"Sādhya","sum_longitude":289.8494},"karana":{"half_tithi_index":47,"name":"Gara"},"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":2011,"month":10,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455855.770833,"ahargana":1867390.2708,"kali_year":5113,"ayanamsa_lahiri":24.0179,"grahas":{"sun":{"sidereal_longitude":183.27520700000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":104.26390700000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false,"latitude":-3.4782},"mars":{"sidereal_longitude":114.53990699999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":197.49760700000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":12.220106999999985,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":200.50460699999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":176.771207,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":236.6769,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":56.6769,"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":2011,"month":10,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455855.770833,"kali_year":5113,"ahargana":1867390.2708,"sun":{"sidereal_longitude":182.5246,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":107.3249,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":284.8003,"elapsed_within_tithi_degrees":8.8003},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":107.3249,"elapsed_within_degrees":0.6582},"yoga":{"number":22,"name":"Sādhya","sum_longitude":289.8494},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.478,"elongation":75.2},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.478,"opposition_distance":104.8}},"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":"06:33","sunsetLocal":"18:11","solarNoonLocal":"12:22","dayLengthHours":11.625505727520201,"dayLengthDisplay":"11 Hours 37 Mins 32 Secs","nightLengthDisplay":"12 Hours 22 Mins 28 Secs","moonriseLocal":"00:37","moonsetLocal":"13:35","rahuKala":{"name":"Rāhu Kāla","start":"10:55","end":"12:22","startHours":10.917781441281564,"endHours":12.37096965722159,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:17","end":"16:44","startHours":15.27734608910164,"endHours":16.730534305041665,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:01","end":"09:28","startHours":8.011405009401514,"endHours":9.464593225341538,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:16","end":"09:40","startHours":9.270834796549536,"endHours":9.658351654133542,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:03","end":"07:21","startHours":7.042612865441496,"endHours":7.352626351508702,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:46","startHours":11.98345279963758,"endHours":12.758486514805595,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:00","end":"05:47","startHours":5.008149363125462,"endHours":5.783183078293475,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:35","end":"06:33","startHours":5.589424649501471,"endHours":6.558216793461488,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:19","end":"15:05","startHours":14.308553945141622,"endHours":15.083587660309636,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:59","end":"18:23","startHours":17.98372252098169,"endHours":18.38372252098169,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:11","end":"18:40","startHours":18.18372252098169,"endHours":18.668118592961697,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:56","end":"19:41","startHours":17.93372252098169,"endHours":19.68372252098169,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:46","startHours":23.98345279963758,"endHours":24.758486514805593,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:33","end":"08:01","startHours":6.558216793461488,"endHours":8.011405009401514,"quality":"neutral"},{"name":"Labha","start":"08:01","end":"09:28","startHours":8.011405009401514,"endHours":9.464593225341538,"quality":"auspicious"},{"name":"Amṛta","start":"09:28","end":"10:55","startHours":9.464593225341538,"endHours":10.917781441281564,"quality":"auspicious"},{"name":"Kāla","start":"10:55","end":"12:22","startHours":10.917781441281564,"endHours":12.37096965722159,"quality":"inauspicious"},{"name":"Śubha","start":"12:22","end":"13:49","startHours":12.37096965722159,"endHours":13.824157873161614,"quality":"auspicious"},{"name":"Roga","start":"13:49","end":"15:17","startHours":13.824157873161614,"endHours":15.27734608910164,"quality":"inauspicious"},{"name":"Udveg","start":"15:17","end":"16:44","startHours":15.27734608910164,"endHours":16.730534305041665,"quality":"inauspicious"},{"name":"Chala","start":"16:44","end":"18:11","startHours":16.730534305041665,"endHours":18.18372252098169,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:11","end":"19:44","startHours":18.18372252098169,"endHours":19.730534305041665,"quality":"inauspicious"},{"name":"Udveg","start":"19:44","end":"21:17","startHours":19.730534305041665,"endHours":21.277346089101638,"quality":"inauspicious"},{"name":"Chala","start":"21:17","end":"22:49","startHours":21.277346089101638,"endHours":22.824157873161614,"quality":"neutral"},{"name":"Labha","start":"22:49","end":"00:22","startHours":22.824157873161614,"endHours":24.37096965722159,"quality":"auspicious"},{"name":"Amṛta","start":"00:22","end":"01:55","startHours":24.37096965722159,"endHours":25.917781441281562,"quality":"auspicious"},{"name":"Kāla","start":"01:55","end":"03:28","startHours":25.917781441281562,"endHours":27.464593225341538,"quality":"inauspicious"},{"name":"Śubha","start":"03:28","end":"05:01","startHours":27.464593225341538,"endHours":29.011405009401514,"quality":"auspicious"},{"name":"Roga","start":"05:01","end":"06:33","startHours":29.011405009401514,"endHours":30.55821679346149,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:33","end":"07:33","startHours":6.558216793461488,"endHours":7.558216793461488,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:33","end":"08:33","startHours":7.558216793461488,"endHours":8.558216793461488,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:33","end":"09:33","startHours":8.558216793461488,"endHours":9.558216793461488,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:33","end":"10:33","startHours":9.558216793461488,"endHours":10.558216793461488,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:33","end":"11:33","startHours":10.558216793461488,"endHours":11.558216793461488,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:33","end":"12:33","startHours":11.558216793461488,"endHours":12.558216793461488,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:33","end":"13:33","startHours":12.558216793461488,"endHours":13.558216793461488,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:33","end":"14:33","startHours":13.558216793461488,"endHours":14.558216793461488,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:33","end":"15:33","startHours":14.558216793461488,"endHours":15.558216793461488,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:33","end":"16:33","startHours":15.558216793461488,"endHours":16.55821679346149,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:33","end":"17:33","startHours":16.55821679346149,"endHours":17.55821679346149,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:33","end":"18:33","startHours":17.55821679346149,"endHours":18.55821679346149,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:33","end":"19:33","startHours":18.55821679346149,"endHours":19.55821679346149,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:33","end":"20:33","startHours":19.55821679346149,"endHours":20.55821679346149,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:33","end":"21:33","startHours":20.55821679346149,"endHours":21.55821679346149,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:33","end":"22:33","startHours":21.55821679346149,"endHours":22.55821679346149,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:33","end":"23:33","startHours":22.55821679346149,"endHours":23.55821679346149,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:33","end":"00:33","startHours":23.55821679346149,"endHours":24.55821679346149,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:33","end":"01:33","startHours":24.55821679346149,"endHours":25.55821679346149,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:33","end":"02:33","startHours":25.55821679346149,"endHours":26.55821679346149,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:33","end":"03:33","startHours":26.55821679346149,"endHours":27.55821679346149,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:33","end":"04:33","startHours":27.55821679346149,"endHours":28.55821679346149,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:33","end":"05:33","startHours":28.55821679346149,"endHours":29.55821679346149,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:33","end":"06:33","startHours":29.55821679346149,"endHours":30.55821679346149,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"drikRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-10.508261236956686,"eotMinutes":15.829420566704727,"ayanamsa":24.0179}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Navamī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi":"Tulā"},"precedence":5}],"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 October 21, 2011 CE · Thane, Maharashtra · Vidhyamitra","description":"October 21, 2011 CE for Thane, Maharashtra: Kṛṣṇa Navamī, sūryodaya 06:33, sūryāsta 18:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2011-10-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2011-10-21","sa":"https://sa.vidhyamitra.com/city/thane/2011-10-21","hi":"https://hi.vidhyamitra.com/city/thane/2011-10-21","x-default":"https://vidhyamitra.com/city/thane/2011-10-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T23:17:20.723Z","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":"2026-05-15T23:17:20.723Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T23:17:20.723Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}