{"id":"vidhyamitra:city-day:mathura:1997-10-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1997-10-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-10-07","date_display":"October 7, 1997 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":1997,"month":10,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450728.770833,"kali_year":5099,"ahargana":1862263.2708,"sun":{"sidereal_longitude":169.2551,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":232.7867,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.5316,"elapsed_within_tithi_degrees":3.5316},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":232.7867,"elapsed_within_degrees":6.12},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":42.0418},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1997,"month":10,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450728.770833,"ahargana":1862263.2708,"kali_year":5099,"ayanamsa_lahiri":23.8218,"grahas":{"sun":{"sidereal_longitude":169.994196,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"moon":{"sidereal_longitude":230.05429600000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":4.4789},"mars":{"sidereal_longitude":221.91269599999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":164.79599600000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":288.273496,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"venus":{"sidereal_longitude":214.79919599999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":353.275796,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":148.3301,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":328.3301,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva 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":1997,"month":10,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450728.770833,"kali_year":5099,"ahargana":1862263.2708,"sun":{"sidereal_longitude":169.2551,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":232.7867,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.5316,"elapsed_within_tithi_degrees":3.5316},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":232.7867,"elapsed_within_degrees":6.12},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":42.0418},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.479,"elongation":63.532},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.479,"opposition_distance":116.468}},"eclipse_window_40days":[]},"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:14","sunsetLocal":"17:59","solarNoonLocal":"12:06","dayLengthHours":11.746409503464466,"dayLengthDisplay":"11 Hours 44 Mins 47 Secs","nightLengthDisplay":"12 Hours 15 Mins 13 Secs","moonriseLocal":"10:53","moonsetLocal":"21:20","rahuKala":{"name":"Rāhu Kāla","start":"15:03","end":"16:31","startHours":15.042376539049123,"endHours":16.51067772698218,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:10","end":"10:38","startHours":9.169171787316888,"endHours":10.637472975249947,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:06","end":"13:34","startHours":12.105774163183005,"endHours":13.574075351116063,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:58","end":"09:22","startHours":8.973398295592482,"endHours":9.364945279041297,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:43","end":"07:02","startHours":6.7220031407617915,"endHours":7.0352407275208435,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:30","startHours":11.71422717973419,"endHours":12.49732114663182,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:40","end":"05:27","startHours":4.666381477655509,"endHours":5.449475444553141,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:15","end":"06:14","startHours":5.253701952828733,"endHours":6.232569411450772,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:04","end":"14:51","startHours":14.063509080427083,"endHours":14.846603047324715,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.77897891491524,"endHours":18.178978914915238,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:28","startHours":17.97897891491524,"endHours":18.46841264422626,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.72897891491524,"endHours":19.47897891491524,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:30","startHours":23.71422717973419,"endHours":24.497321146631823,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:14","end":"07:42","startHours":6.232569411450772,"endHours":7.70087059938383,"quality":"inauspicious"},{"name":"Udveg","start":"07:42","end":"09:10","startHours":7.70087059938383,"endHours":9.169171787316888,"quality":"inauspicious"},{"name":"Chala","start":"09:10","end":"10:38","startHours":9.169171787316888,"endHours":10.637472975249947,"quality":"neutral"},{"name":"Labha","start":"10:38","end":"12:06","startHours":10.637472975249947,"endHours":12.105774163183005,"quality":"auspicious"},{"name":"Amṛta","start":"12:06","end":"13:34","startHours":12.105774163183005,"endHours":13.574075351116063,"quality":"auspicious"},{"name":"Kāla","start":"13:34","end":"15:03","startHours":13.574075351116063,"endHours":15.042376539049123,"quality":"inauspicious"},{"name":"Śubha","start":"15:03","end":"16:31","startHours":15.042376539049123,"endHours":16.51067772698218,"quality":"auspicious"},{"name":"Roga","start":"16:31","end":"17:59","startHours":16.51067772698218,"endHours":17.97897891491524,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:59","end":"19:31","startHours":17.97897891491524,"endHours":19.51067772698218,"quality":"inauspicious"},{"name":"Śubha","start":"19:31","end":"21:03","startHours":19.51067772698218,"endHours":21.042376539049123,"quality":"auspicious"},{"name":"Roga","start":"21:03","end":"22:34","startHours":21.042376539049123,"endHours":22.574075351116065,"quality":"inauspicious"},{"name":"Udveg","start":"22:34","end":"00:06","startHours":22.574075351116065,"endHours":24.105774163183007,"quality":"inauspicious"},{"name":"Chala","start":"00:06","end":"01:38","startHours":24.105774163183007,"endHours":25.63747297524995,"quality":"neutral"},{"name":"Labha","start":"01:38","end":"03:10","startHours":25.63747297524995,"endHours":27.169171787316888,"quality":"auspicious"},{"name":"Amṛta","start":"03:10","end":"04:42","startHours":27.169171787316888,"endHours":28.70087059938383,"quality":"auspicious"},{"name":"Kāla","start":"04:42","end":"06:14","startHours":28.70087059938383,"endHours":30.232569411450772,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:14","end":"07:14","startHours":6.232569411450772,"endHours":7.232569411450772,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:14","end":"08:14","startHours":7.232569411450772,"endHours":8.232569411450772,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:14","end":"09:14","startHours":8.232569411450772,"endHours":9.232569411450772,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:14","end":"10:14","startHours":9.232569411450772,"endHours":10.232569411450772,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:14","end":"11:14","startHours":10.232569411450772,"endHours":11.232569411450772,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:14","end":"12:14","startHours":11.232569411450772,"endHours":12.232569411450772,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:14","end":"13:14","startHours":12.232569411450772,"endHours":13.232569411450772,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:14","end":"14:14","startHours":13.232569411450772,"endHours":14.232569411450772,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:14","end":"15:14","startHours":14.232569411450772,"endHours":15.232569411450772,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:14","end":"16:14","startHours":15.232569411450772,"endHours":16.232569411450772,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:14","end":"17:14","startHours":16.232569411450772,"endHours":17.232569411450772,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:14","end":"18:14","startHours":17.232569411450772,"endHours":18.232569411450772,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:14","end":"19:14","startHours":18.232569411450772,"endHours":19.232569411450772,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:14","end":"20:14","startHours":19.232569411450772,"endHours":20.232569411450772,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:14","end":"21:14","startHours":20.232569411450772,"endHours":21.232569411450772,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:14","end":"22:14","startHours":21.232569411450772,"endHours":22.232569411450772,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:14","end":"23:14","startHours":22.232569411450772,"endHours":23.232569411450772,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:14","end":"00:14","startHours":23.232569411450772,"endHours":24.232569411450772,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:14","end":"01:14","startHours":24.232569411450772,"endHours":25.232569411450772,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:14","end":"02:14","startHours":25.232569411450772,"endHours":26.232569411450772,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:14","end":"03:14","startHours":26.232569411450772,"endHours":27.232569411450772,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:14","end":"04:14","startHours":27.232569411450772,"endHours":28.232569411450772,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:14","end":"05:14","startHours":28.232569411450772,"endHours":29.232569411450772,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:14","end":"06:14","startHours":29.232569411450772,"endHours":30.232569411450772,"planetary_lord":"Saturn"}],"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","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"North-East","rahuVasa":"North","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"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":-5.450187701961649,"eotMinutes":12.958750209019716,"ayanamsa":23.8218}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Ṣaṣṭhī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"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}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"mathura"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 7, 1997 CE · Mathurā · Vidhyamitra","description":"October 7, 1997 CE for Mathurā: Śukla Ṣaṣṭhī, sūryodaya 06:14, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1997-10-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1997-10-07","sa":"https://sa.vidhyamitra.com/city/mathura/1997-10-07","hi":"https://hi.vidhyamitra.com/city/mathura/1997-10-07","x-default":"https://vidhyamitra.com/city/mathura/1997-10-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T09:35:28.068Z","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":"2026-05-14T09:35:28.068Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T09:35:28.068Z","pillar_versions":{"BOB-History":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}