{"id":"vidhyamitra:city-day:jamnagar:1997-02-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/1997-02-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-02-07","date_display":"February 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1997,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450486.770833,"kali_year":5098,"ahargana":1862021.2708,"sun":{"sidereal_longitude":294.5519,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":285.8537,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":351.3018,"elapsed_within_tithi_degrees":3.3018},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":285.8537,"elapsed_within_degrees":5.8537},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":220.4056},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"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":2,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450486.770833,"ahargana":1862021.2708,"kali_year":5098,"ayanamsa_lahiri":23.8125,"grahas":{"sun":{"sidereal_longitude":294.4884420000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":286.035742,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":3.6984},"mars":{"sidereal_longitude":162.05094199999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":273.1161420000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":280.08454200000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"venus":{"sidereal_longitude":281.092042,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":340.367042,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":161.1524,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":341.1524,"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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1997,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450486.770833,"kali_year":5098,"ahargana":1862021.2708,"sun":{"sidereal_longitude":294.5519,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":285.8537,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":351.3018,"elapsed_within_tithi_degrees":3.3018},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":285.8537,"elapsed_within_degrees":5.8537},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":220.4056},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.698,"elongation":8.698},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.698,"opposition_distance":171.302}},"eclipse_window_40days":[]},"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"sunriseLocal":"07:26","sunsetLocal":"18:42","solarNoonLocal":"13:04","dayLengthHours":11.256551862233906,"dayLengthDisplay":"11 Hours 15 Mins 24 Secs","nightLengthDisplay":"12 Hours 44 Mins 36 Secs","moonriseLocal":"06:58","moonsetLocal":"18:03","rahuKala":{"name":"Rāhu Kāla","start":"11:40","end":"13:04","startHours":11.662045225710209,"endHours":13.069114208489445,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:53","end":"17:17","startHours":15.883252174047922,"endHours":17.29032115682716,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:51","end":"10:15","startHours":8.847907260151732,"endHours":10.254976242930969,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:04","end":"10:27","startHours":10.067367045227071,"endHours":10.442585440634868,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:55","end":"08:13","startHours":7.90986127163224,"endHours":8.210035987958477,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:42","end":"13:27","startHours":12.693895813081648,"endHours":13.444332603897243,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:56","end":"06:41","startHours":5.939964695741306,"endHours":6.690401486556899,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:30","end":"07:26","startHours":6.502792288853001,"endHours":7.440838277372493,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:57","end":"15:42","startHours":14.94520618552843,"endHours":15.695642976344024,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:30","end":"18:54","startHours":18.4973901396064,"endHours":18.897390139606397,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:42","end":"19:10","startHours":18.697390139606398,"endHours":19.166413133866143,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:27","end":"20:12","startHours":18.447390139606398,"endHours":20.197390139606398,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:42","end":"01:27","startHours":24.69389581308165,"endHours":25.44433260389724,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:26","end":"08:51","startHours":7.440838277372493,"endHours":8.847907260151732,"quality":"neutral"},{"name":"Labha","start":"08:51","end":"10:15","startHours":8.847907260151732,"endHours":10.254976242930969,"quality":"auspicious"},{"name":"Amṛta","start":"10:15","end":"11:40","startHours":10.254976242930969,"endHours":11.662045225710209,"quality":"auspicious"},{"name":"Kāla","start":"11:40","end":"13:04","startHours":11.662045225710209,"endHours":13.069114208489445,"quality":"inauspicious"},{"name":"Śubha","start":"13:04","end":"14:29","startHours":13.069114208489445,"endHours":14.476183191268685,"quality":"auspicious"},{"name":"Roga","start":"14:29","end":"15:53","startHours":14.476183191268685,"endHours":15.883252174047922,"quality":"inauspicious"},{"name":"Udveg","start":"15:53","end":"17:17","startHours":15.883252174047922,"endHours":17.29032115682716,"quality":"inauspicious"},{"name":"Chala","start":"17:17","end":"18:42","startHours":17.29032115682716,"endHours":18.697390139606398,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:42","end":"20:17","startHours":18.697390139606398,"endHours":20.29032115682716,"quality":"inauspicious"},{"name":"Udveg","start":"20:17","end":"21:53","startHours":20.29032115682716,"endHours":21.88325217404792,"quality":"inauspicious"},{"name":"Chala","start":"21:53","end":"23:29","startHours":21.88325217404792,"endHours":23.47618319126868,"quality":"neutral"},{"name":"Labha","start":"23:29","end":"01:04","startHours":23.47618319126868,"endHours":25.069114208489445,"quality":"auspicious"},{"name":"Amṛta","start":"01:04","end":"02:40","startHours":25.069114208489445,"endHours":26.66204522571021,"quality":"auspicious"},{"name":"Kāla","start":"02:40","end":"04:15","startHours":26.66204522571021,"endHours":28.25497624293097,"quality":"inauspicious"},{"name":"Śubha","start":"04:15","end":"05:51","startHours":28.25497624293097,"endHours":29.84790726015173,"quality":"auspicious"},{"name":"Roga","start":"05:51","end":"07:26","startHours":29.84790726015173,"endHours":31.440838277372492,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:26","end":"08:26","startHours":7.440838277372493,"endHours":8.440838277372492,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:26","end":"09:26","startHours":8.440838277372492,"endHours":9.440838277372492,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:26","end":"10:26","startHours":9.440838277372492,"endHours":10.440838277372492,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:26","end":"11:26","startHours":10.440838277372492,"endHours":11.440838277372492,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:26","end":"12:26","startHours":11.440838277372492,"endHours":12.440838277372492,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:26","end":"13:26","startHours":12.440838277372492,"endHours":13.440838277372492,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:26","end":"14:26","startHours":13.440838277372492,"endHours":14.440838277372492,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:26","end":"15:26","startHours":14.440838277372492,"endHours":15.440838277372492,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:26","end":"16:26","startHours":15.440838277372492,"endHours":16.440838277372492,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:26","end":"17:26","startHours":16.440838277372492,"endHours":17.440838277372492,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:26","end":"18:26","startHours":17.440838277372492,"endHours":18.440838277372492,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:26","end":"19:26","startHours":18.440838277372492,"endHours":19.440838277372492,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:26","end":"20:26","startHours":19.440838277372492,"endHours":20.440838277372492,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:26","end":"21:26","startHours":20.440838277372492,"endHours":21.440838277372492,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:26","end":"22:26","startHours":21.440838277372492,"endHours":22.440838277372492,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:26","end":"23:26","startHours":22.440838277372492,"endHours":23.440838277372492,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:26","end":"00:26","startHours":23.440838277372492,"endHours":24.440838277372492,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:26","end":"01:26","startHours":24.440838277372492,"endHours":25.440838277372492,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:26","end":"02:26","startHours":25.440838277372492,"endHours":26.440838277372492,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:26","end":"03:26","startHours":26.440838277372492,"endHours":27.440838277372492,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:26","end":"04:26","startHours":27.440838277372492,"endHours":28.440838277372492,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:26","end":"05:26","startHours":28.440838277372492,"endHours":29.440838277372492,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:26","end":"06:26","startHours":29.440838277372492,"endHours":30.440838277372492,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:26","end":"07:26","startHours":30.440838277372492,"endHours":31.440838277372492,"planetary_lord":"Mars"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.341927948854886,"eotMinutes":-14.37765250936663,"ayanamsa":23.8125}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Amāvasyā · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"festivals":[],"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":"jamnagar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 7, 1997 CE · Jamnagar, Gujarat · Vidhyamitra","description":"February 7, 1997 CE for Jamnagar, Gujarat: Kṛṣṇa Amāvasyā, sūryodaya 07:26, sūryāsta 18:42.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/1997-02-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/1997-02-07","sa":"https://sa.vidhyamitra.com/city/jamnagar/1997-02-07","hi":"https://hi.vidhyamitra.com/city/jamnagar/1997-02-07","x-default":"https://vidhyamitra.com/city/jamnagar/1997-02-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-04T11:35:43.337Z","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":"2026-09-04T11:35:43.337Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-04T11:35:43.337Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}