{"id":"vidhyamitra:city-day:bhavnagar:2015-10-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/bhavnagar/2015-10-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2015-10-01","date_display":"October 1, 2015 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":2015,"month":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457296.770833,"kali_year":5117,"ahargana":1868831.2708,"sun":{"sidereal_longitude":162.6982,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":21.7229,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":219.0247,"elapsed_within_tithi_degrees":3.0247},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":21.7229,"elapsed_within_degrees":8.3895},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":184.421},"karana":{"half_tithi_index":36,"name":"Bava"},"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":2015,"month":10,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2457296.770833,"ahargana":1868831.2708,"kali_year":5117,"ayanamsa_lahiri":24.073,"grahas":{"sun":{"sidereal_longitude":163.48135000000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"moon":{"sidereal_longitude":24.460050000000024,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":-2.974},"mars":{"sidereal_longitude":129.45495,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":162.55684999999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":136.03205000000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":119.79005000000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":216.71294999999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":160.3258,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":340.3258,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"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":2015,"month":10,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2457296.770833,"kali_year":5117,"ahargana":1868831.2708,"sun":{"sidereal_longitude":162.6982,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":21.7229,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":219.0247,"elapsed_within_tithi_degrees":3.0247},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":21.7229,"elapsed_within_degrees":8.3895},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":184.421},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.974,"elongation":140.975},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.974,"opposition_distance":39.025}},"eclipse_window_40days":[{"offset_days":-18,"type":"solar","occurs":true,"moon_latitude":-1.372,"elongation":1.608},{"offset_days":-3,"type":"lunar","occurs":true,"moon_latitude":0.154,"opposition_distance":1.236},{"offset_days":12,"type":"solar","occurs":true,"moon_latitude":1.25,"elongation":1.29}]},"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":"06:31","sunsetLocal":"18:29","solarNoonLocal":"12:30","dayLengthHours":11.960049046956756,"dayLengthDisplay":"11 Hours 57 Mins 36 Secs","nightLengthDisplay":"12 Hours 02 Mins 24 Secs","moonriseLocal":"20:43","moonsetLocal":"09:45","rahuKala":{"name":"Rāhu Kāla","start":"14:00","end":"15:30","startHours":13.998750061093187,"endHours":15.493756191962781,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:31","end":"08:01","startHours":6.523719406745213,"endHours":8.018725537614808,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:31","end":"11:01","startHours":9.513731668484402,"endHours":11.008737799353998,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:19","end":"09:43","startHours":9.31439751770179,"endHours":9.713065819267015,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:01","end":"07:20","startHours":7.022054783701745,"endHours":7.340989424953925,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"12:54","startHours":12.105075628658367,"endHours":12.902412231788817,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:56","end":"05:44","startHours":4.929046200484312,"endHours":5.726382803614763,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:32","end":"06:31","startHours":5.52704865283215,"endHours":6.523719406745213,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:18","startHours":14.497085438049718,"endHours":15.294422041180168,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.28376845370197,"endHours":18.68376845370197,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"18:59","startHours":18.48376845370197,"endHours":18.982103830658502,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.23376845370197,"endHours":19.98376845370197,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"00:54","startHours":24.105075628658366,"endHours":24.90241223178882,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:31","end":"08:01","startHours":6.523719406745213,"endHours":8.018725537614808,"quality":"auspicious"},{"name":"Roga","start":"08:01","end":"09:31","startHours":8.018725537614808,"endHours":9.513731668484402,"quality":"inauspicious"},{"name":"Udveg","start":"09:31","end":"11:01","startHours":9.513731668484402,"endHours":11.008737799353998,"quality":"inauspicious"},{"name":"Chala","start":"11:01","end":"12:30","startHours":11.008737799353998,"endHours":12.503743930223592,"quality":"neutral"},{"name":"Labha","start":"12:30","end":"14:00","startHours":12.503743930223592,"endHours":13.998750061093187,"quality":"auspicious"},{"name":"Amṛta","start":"14:00","end":"15:30","startHours":13.998750061093187,"endHours":15.493756191962781,"quality":"auspicious"},{"name":"Kāla","start":"15:30","end":"16:59","startHours":15.493756191962781,"endHours":16.988762322832375,"quality":"inauspicious"},{"name":"Śubha","start":"16:59","end":"18:29","startHours":16.988762322832375,"endHours":18.48376845370197,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:29","end":"19:59","startHours":18.48376845370197,"endHours":19.988762322832375,"quality":"auspicious"},{"name":"Kāla","start":"19:59","end":"21:30","startHours":19.988762322832375,"endHours":21.49375619196278,"quality":"inauspicious"},{"name":"Śubha","start":"21:30","end":"23:00","startHours":21.49375619196278,"endHours":22.998750061093187,"quality":"auspicious"},{"name":"Roga","start":"23:00","end":"00:30","startHours":22.998750061093187,"endHours":24.503743930223592,"quality":"inauspicious"},{"name":"Udveg","start":"00:30","end":"02:01","startHours":24.503743930223592,"endHours":26.008737799353998,"quality":"inauspicious"},{"name":"Chala","start":"02:01","end":"03:31","startHours":26.008737799353998,"endHours":27.513731668484404,"quality":"neutral"},{"name":"Labha","start":"03:31","end":"05:01","startHours":27.513731668484404,"endHours":29.018725537614806,"quality":"auspicious"},{"name":"Amṛta","start":"05:01","end":"06:31","startHours":29.018725537614806,"endHours":30.523719406745215,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:31","end":"07:31","startHours":6.523719406745213,"endHours":7.523719406745213,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:31","end":"08:31","startHours":7.523719406745213,"endHours":8.523719406745213,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:31","end":"09:31","startHours":8.523719406745213,"endHours":9.523719406745213,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:31","end":"10:31","startHours":9.523719406745213,"endHours":10.523719406745213,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:31","end":"11:31","startHours":10.523719406745213,"endHours":11.523719406745213,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:31","end":"12:31","startHours":11.523719406745213,"endHours":12.523719406745213,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:31","end":"13:31","startHours":12.523719406745213,"endHours":13.523719406745213,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:31","end":"14:31","startHours":13.523719406745213,"endHours":14.523719406745213,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:31","end":"15:31","startHours":14.523719406745213,"endHours":15.523719406745213,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:31","end":"16:31","startHours":15.523719406745213,"endHours":16.523719406745215,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:31","end":"17:31","startHours":16.523719406745215,"endHours":17.523719406745215,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:31","end":"18:31","startHours":17.523719406745215,"endHours":18.523719406745215,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:31","end":"19:31","startHours":18.523719406745215,"endHours":19.523719406745215,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:31","end":"20:31","startHours":19.523719406745215,"endHours":20.523719406745215,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:31","end":"21:31","startHours":20.523719406745215,"endHours":21.523719406745215,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:31","end":"22:31","startHours":21.523719406745215,"endHours":22.523719406745215,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:31","end":"23:31","startHours":22.523719406745215,"endHours":23.523719406745215,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:31","end":"00:31","startHours":23.523719406745215,"endHours":24.523719406745215,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:31","end":"01:31","startHours":24.523719406745215,"endHours":25.523719406745215,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:31","end":"02:31","startHours":25.523719406745215,"endHours":26.523719406745215,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:31","end":"03:31","startHours":26.523719406745215,"endHours":27.523719406745215,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:31","end":"04:31","startHours":27.523719406745215,"endHours":28.523719406745215,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:31","end":"05:31","startHours":28.523719406745215,"endHours":29.523719406745215,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:31","end":"06:31","startHours":29.523719406745215,"endHours":30.523719406745215,"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-2.9972793049822197,"eotMinutes":11.167764186584405,"ayanamsa":24.073}},"calendars":{"vikram_samvat":2072,"vikram_samvatsara":"Kīlaka","saka_samvat":1937,"saka_samvatsara":"Manmatha","bengali_samvat":1422,"malayalam_era":1191,"nanakshahi_year":546,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Caturthī · Vikram 2072 Kīlaka · Śaka 1937 Manmatha"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4},{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"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 October 1, 2015 CE · Bhavnagar, Gujarat · Vidhyamitra","description":"October 1, 2015 CE for Bhavnagar, Gujarat: Kṛṣṇa Caturthī, sūryodaya 06:31, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/bhavnagar/2015-10-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/bhavnagar/2015-10-01","sa":"https://sa.vidhyamitra.com/city/bhavnagar/2015-10-01","hi":"https://hi.vidhyamitra.com/city/bhavnagar/2015-10-01","x-default":"https://vidhyamitra.com/city/bhavnagar/2015-10-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T20:03:42.824Z","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":"2026-05-15T20:03:42.824Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T20:03:42.824Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}