{"id":"vidhyamitra:city-day:mathura:1997-01-03:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1997-01-03","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-01-03","date_display":"January 3, 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":1,"day":3,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450451.770833,"kali_year":5098,"ahargana":1861986.2708,"sun":{"sidereal_longitude":258.6809,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":182.4962,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":283.8154,"elapsed_within_tithi_degrees":7.8154},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":182.4962,"elapsed_within_degrees":9.1629},"yoga":{"number":7,"name":"Sukarma","sum_longitude":81.1771},"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":1997,"month":1,"day":3,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450451.770833,"ahargana":1861986.2708,"kali_year":5098,"ayanamsa_lahiri":23.8112,"grahas":{"sun":{"sidereal_longitude":258.88748,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":179.84737999999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false,"latitude":1.5},"mars":{"sidereal_longitude":156.05978000000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":256.54058,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":271.89038000000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":237.24108,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":337.61798,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":163.0069,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":343.0069,"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":1997,"month":1,"day":3,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450451.770833,"kali_year":5098,"ahargana":1861986.2708,"sun":{"sidereal_longitude":258.6809,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":182.4962,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":283.8154,"elapsed_within_tithi_degrees":7.8154},"nakshatra":{"number":14,"name":"Citrā","pada":3,"moon_longitude":182.4962,"elapsed_within_degrees":9.1629},"yoga":{"number":7,"name":"Sukarma","sum_longitude":81.1771},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.5,"elongation":76.185},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.5,"opposition_distance":103.815}},"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":"07:10","sunsetLocal":"17:37","solarNoonLocal":"12:24","dayLengthHours":10.451618130440032,"dayLengthDisplay":"10 Hours 27 Mins 06 Secs","nightLengthDisplay":"13 Hours 32 Mins 54 Secs","moonriseLocal":"01:24","moonsetLocal":"12:51","rahuKala":{"name":"Rāhu Kāla","start":"11:06","end":"12:24","startHours":11.091791414205966,"endHours":12.39824368051097,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:01","end":"16:19","startHours":15.011148213120979,"endHours":16.31760047942598,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:29","end":"09:47","startHours":8.478886881595958,"endHours":9.785339147900963,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:58","startHours":9.611145512393628,"endHours":9.959532783408296,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:36","end":"07:53","startHours":7.607918704059289,"endHours":7.886628520871023,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:03","end":"12:45","startHours":12.049856409496302,"endHours":12.746630951525637,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:47","end":"06:29","startHours":5.778885531232284,"endHours":6.4756600732616185,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:10","startHours":6.301466437754285,"endHours":7.172434615290954,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:50","startHours":14.140180035584308,"endHours":14.836954577613643,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:25","end":"17:49","startHours":17.424052745730986,"endHours":17.824052745730985,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:37","end":"18:04","startHours":17.624052745730985,"endHours":18.05953683449932,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:22","end":"19:07","startHours":17.374052745730985,"endHours":19.124052745730985,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:03","end":"00:45","startHours":24.0498564094963,"endHours":24.74663095152564,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:10","end":"08:29","startHours":7.172434615290954,"endHours":8.478886881595958,"quality":"neutral"},{"name":"Labha","start":"08:29","end":"09:47","startHours":8.478886881595958,"endHours":9.785339147900963,"quality":"auspicious"},{"name":"Amṛta","start":"09:47","end":"11:06","startHours":9.785339147900963,"endHours":11.091791414205966,"quality":"auspicious"},{"name":"Kāla","start":"11:06","end":"12:24","startHours":11.091791414205966,"endHours":12.39824368051097,"quality":"inauspicious"},{"name":"Śubha","start":"12:24","end":"13:42","startHours":12.39824368051097,"endHours":13.704695946815974,"quality":"auspicious"},{"name":"Roga","start":"13:42","end":"15:01","startHours":13.704695946815974,"endHours":15.011148213120979,"quality":"inauspicious"},{"name":"Udveg","start":"15:01","end":"16:19","startHours":15.011148213120979,"endHours":16.31760047942598,"quality":"inauspicious"},{"name":"Chala","start":"16:19","end":"17:37","startHours":16.31760047942598,"endHours":17.624052745730985,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:37","end":"19:19","startHours":17.624052745730985,"endHours":19.31760047942598,"quality":"inauspicious"},{"name":"Udveg","start":"19:19","end":"21:01","startHours":19.31760047942598,"endHours":21.011148213120975,"quality":"inauspicious"},{"name":"Chala","start":"21:01","end":"22:42","startHours":21.011148213120975,"endHours":22.704695946815974,"quality":"neutral"},{"name":"Labha","start":"22:42","end":"00:24","startHours":22.704695946815974,"endHours":24.39824368051097,"quality":"auspicious"},{"name":"Amṛta","start":"00:24","end":"02:06","startHours":24.39824368051097,"endHours":26.091791414205964,"quality":"auspicious"},{"name":"Kāla","start":"02:06","end":"03:47","startHours":26.091791414205964,"endHours":27.785339147900963,"quality":"inauspicious"},{"name":"Śubha","start":"03:47","end":"05:29","startHours":27.785339147900963,"endHours":29.478886881595958,"quality":"auspicious"},{"name":"Roga","start":"05:29","end":"07:10","startHours":29.478886881595958,"endHours":31.172434615290953,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:10","end":"08:10","startHours":7.172434615290954,"endHours":8.172434615290953,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:10","end":"09:10","startHours":8.172434615290953,"endHours":9.172434615290953,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:10","end":"10:10","startHours":9.172434615290953,"endHours":10.172434615290953,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:10","end":"11:10","startHours":10.172434615290953,"endHours":11.172434615290953,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:10","end":"12:10","startHours":11.172434615290953,"endHours":12.172434615290953,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:10","end":"13:10","startHours":12.172434615290953,"endHours":13.172434615290953,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:10","end":"14:10","startHours":13.172434615290953,"endHours":14.172434615290953,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:10","end":"15:10","startHours":14.172434615290953,"endHours":15.172434615290953,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:10","end":"16:10","startHours":15.172434615290953,"endHours":16.172434615290953,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:10","end":"17:10","startHours":16.172434615290953,"endHours":17.172434615290953,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:10","end":"18:10","startHours":17.172434615290953,"endHours":18.172434615290953,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:10","end":"19:10","startHours":18.172434615290953,"endHours":19.172434615290953,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:10","end":"20:10","startHours":19.172434615290953,"endHours":20.172434615290953,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:10","end":"21:10","startHours":20.172434615290953,"endHours":21.172434615290953,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:10","end":"22:10","startHours":21.172434615290953,"endHours":22.172434615290953,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:10","end":"23:10","startHours":22.172434615290953,"endHours":23.172434615290953,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:10","end":"00:10","startHours":23.172434615290953,"endHours":24.172434615290953,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:10","end":"01:10","startHours":24.172434615290953,"endHours":25.172434615290953,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:10","end":"02:10","startHours":25.172434615290953,"endHours":26.172434615290953,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:10","end":"03:10","startHours":26.172434615290953,"endHours":27.172434615290953,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:10","end":"04:10","startHours":27.172434615290953,"endHours":28.172434615290953,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:10","end":"05:10","startHours":28.172434615290953,"endHours":29.172434615290953,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:10","end":"06:10","startHours":29.172434615290953,"endHours":30.172434615290953,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:10","end":"07:10","startHours":30.172434615290953,"endHours":31.172434615290953,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"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":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.83034500584671,"eotMinutes":-4.589420830658165,"ayanamsa":23.8112}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Navamī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"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":"mathura"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 3, 1997 CE · Mathurā · Vidhyamitra","description":"January 3, 1997 CE for Mathurā: Kṛṣṇa Navamī, sūryodaya 07:10, sūryāsta 17:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1997-01-03","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1997-01-03","sa":"https://sa.vidhyamitra.com/city/mathura/1997-01-03","hi":"https://hi.vidhyamitra.com/city/mathura/1997-01-03","x-default":"https://vidhyamitra.com/city/mathura/1997-01-03"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T10:00:13.822Z","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":"2026-05-14T10:00:13.822Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T10:00:13.822Z","pillar_versions":{"BOB-History":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}