{"id":"vidhyamitra:city-day:bhavnagar:2011-09-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/bhavnagar/2011-09-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-09-01","date_display":"September 1, 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":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455805.770833,"kali_year":5113,"ahargana":1867340.2708,"sun":{"sidereal_longitude":133.5505,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":171.5172,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":37.9667,"elapsed_within_tithi_degrees":1.9667},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.5172,"elapsed_within_degrees":11.5172},"yoga":{"number":23,"name":"Śubha","sum_longitude":305.0677},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":2011,"month":9,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455805.770833,"ahargana":1867340.2708,"kali_year":5113,"ayanamsa_lahiri":24.016,"grahas":{"sun":{"sidereal_longitude":134.263618,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":175.04051800000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":-4.1661},"mars":{"sidereal_longitude":84.509118,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":116.329118,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":16.231517999999994,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":138.390218,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":170.90731800000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":239.3262,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":59.3262,"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":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455805.770833,"kali_year":5113,"ahargana":1867340.2708,"sun":{"sidereal_longitude":133.5505,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":171.5172,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":37.9667,"elapsed_within_tithi_degrees":1.9667},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.5172,"elapsed_within_degrees":11.5172},"yoga":{"number":23,"name":"Śubha","sum_longitude":305.0677},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.166,"elongation":37.967},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.166,"opposition_distance":142.033}},"eclipse_window_40days":[]},"city":{"slug":"bhavnagar","name":"Bhavnagar, Gujarat","lat":21.7645,"lon":72.1519,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"bhavnagar","name":"Bhavnagar, Gujarat","lat":21.7645,"lon":72.1519,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"sunriseLocal":"06:24","sunsetLocal":"18:58","solarNoonLocal":"12:41","dayLengthHours":12.575336593347203,"dayLengthDisplay":"12 Hours 34 Mins 31 Secs","nightLengthDisplay":"11 Hours 25 Mins 29 Secs","moonriseLocal":"09:33","moonsetLocal":"21:15","rahuKala":{"name":"Rāhu Kāla","start":"14:15","end":"15:50","startHours":14.253856777317178,"endHours":15.825773851485579,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:24","end":"07:58","startHours":6.394271406475176,"endHours":7.966188480643576,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:32","end":"11:07","startHours":9.538105554811978,"endHours":11.110022628980378,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:20","end":"09:45","startHours":9.328516611589524,"endHours":9.74769449803443,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:55","end":"07:15","startHours":6.91824376453131,"endHours":7.253586073687235,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:16","end":"13:06","startHours":12.262761816703872,"endHours":13.101117589593684,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:43","end":"05:33","startHours":4.717559860695549,"endHours":5.555915633585363,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:21","end":"06:24","startHours":5.346326690362909,"endHours":6.394271406475176,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:37","startHours":14.777829135373313,"endHours":15.616184908263127,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:46","end":"19:10","startHours":18.76960799982238,"endHours":19.16960799982238,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:58","end":"19:30","startHours":18.96960799982238,"endHours":19.493580357878514,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:43","end":"20:28","startHours":18.71960799982238,"endHours":20.46960799982238,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:16","end":"01:06","startHours":24.262761816703872,"endHours":25.101117589593684,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:24","end":"07:58","startHours":6.394271406475176,"endHours":7.966188480643576,"quality":"auspicious"},{"name":"Roga","start":"07:58","end":"09:32","startHours":7.966188480643576,"endHours":9.538105554811978,"quality":"inauspicious"},{"name":"Udveg","start":"09:32","end":"11:07","startHours":9.538105554811978,"endHours":11.110022628980378,"quality":"inauspicious"},{"name":"Chala","start":"11:07","end":"12:41","startHours":11.110022628980378,"endHours":12.681939703148778,"quality":"neutral"},{"name":"Labha","start":"12:41","end":"14:15","startHours":12.681939703148778,"endHours":14.253856777317178,"quality":"auspicious"},{"name":"Amṛta","start":"14:15","end":"15:50","startHours":14.253856777317178,"endHours":15.825773851485579,"quality":"auspicious"},{"name":"Kāla","start":"15:50","end":"17:24","startHours":15.825773851485579,"endHours":17.39769092565398,"quality":"inauspicious"},{"name":"Śubha","start":"17:24","end":"18:58","startHours":17.39769092565398,"endHours":18.96960799982238,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:58","end":"20:24","startHours":18.96960799982238,"endHours":20.39769092565398,"quality":"auspicious"},{"name":"Kāla","start":"20:24","end":"21:50","startHours":20.39769092565398,"endHours":21.82577385148558,"quality":"inauspicious"},{"name":"Śubha","start":"21:50","end":"23:15","startHours":21.82577385148558,"endHours":23.25385677731718,"quality":"auspicious"},{"name":"Roga","start":"23:15","end":"00:41","startHours":23.25385677731718,"endHours":24.681939703148778,"quality":"inauspicious"},{"name":"Udveg","start":"00:41","end":"02:07","startHours":24.681939703148778,"endHours":26.110022628980378,"quality":"inauspicious"},{"name":"Chala","start":"02:07","end":"03:32","startHours":26.110022628980378,"endHours":27.538105554811978,"quality":"neutral"},{"name":"Labha","start":"03:32","end":"04:58","startHours":27.538105554811978,"endHours":28.966188480643577,"quality":"auspicious"},{"name":"Amṛta","start":"04:58","end":"06:24","startHours":28.966188480643577,"endHours":30.394271406475177,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:24","end":"07:24","startHours":6.394271406475176,"endHours":7.394271406475176,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:24","end":"08:24","startHours":7.394271406475176,"endHours":8.394271406475177,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:24","end":"09:24","startHours":8.394271406475177,"endHours":9.394271406475177,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:24","end":"10:24","startHours":9.394271406475177,"endHours":10.394271406475177,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:24","end":"11:24","startHours":10.394271406475177,"endHours":11.394271406475177,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:24","end":"12:24","startHours":11.394271406475177,"endHours":12.394271406475177,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:24","end":"13:24","startHours":12.394271406475177,"endHours":13.394271406475177,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:24","end":"14:24","startHours":13.394271406475177,"endHours":14.394271406475177,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:24","end":"15:24","startHours":14.394271406475177,"endHours":15.394271406475177,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:24","end":"16:24","startHours":15.394271406475177,"endHours":16.394271406475177,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:24","end":"17:24","startHours":16.394271406475177,"endHours":17.394271406475177,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:24","end":"18:24","startHours":17.394271406475177,"endHours":18.394271406475177,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:24","end":"19:24","startHours":18.394271406475177,"endHours":19.394271406475177,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:24","end":"20:24","startHours":19.394271406475177,"endHours":20.394271406475177,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:24","end":"21:24","startHours":20.394271406475177,"endHours":21.394271406475177,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:24","end":"22:24","startHours":21.394271406475177,"endHours":22.394271406475177,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:24","end":"23:24","startHours":22.394271406475177,"endHours":23.394271406475177,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:24","end":"00:24","startHours":23.394271406475177,"endHours":24.394271406475177,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:24","end":"01:24","startHours":24.394271406475177,"endHours":25.394271406475177,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:24","end":"02:24","startHours":25.394271406475177,"endHours":26.394271406475177,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:24","end":"03:24","startHours":26.394271406475177,"endHours":27.394271406475177,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:24","end":"04:24","startHours":27.394271406475177,"endHours":28.394271406475177,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:24","end":"05:24","startHours":28.394271406475177,"endHours":29.394271406475177,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:24","end":"06:24","startHours":29.394271406475177,"endHours":30.394271406475177,"planetary_lord":"Moon"}],"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":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.464218571757469,"eotMinutes":0.47601781107335894,"ayanamsa":24.016}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturthī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"ganesha-chaturthi","name":"Gaṇeśa Caturthī","name_sanskrit":"गणेश चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Gaṇeśa's birth day; 11-day festival in Maharashtra.","vrata":false,"detection":{"tithi_number":4,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":1},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":"bhavnagar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 1, 2011 CE · Bhavnagar, Gujarat · Vidhyamitra","description":"September 1, 2011 CE for Bhavnagar, Gujarat: Śukla Caturthī, sūryodaya 06:24, sūryāsta 18:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/bhavnagar/2011-09-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/bhavnagar/2011-09-01","sa":"https://sa.vidhyamitra.com/city/bhavnagar/2011-09-01","hi":"https://hi.vidhyamitra.com/city/bhavnagar/2011-09-01","x-default":"https://vidhyamitra.com/city/bhavnagar/2011-09-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T20:47:29.714Z","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":"2026-05-31T20:47:29.714Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T20:47:29.714Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}