{"id":"vidhyamitra:city-day:jamnagar:1972-02-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/1972-02-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1972-02-18","date_display":"February 18, 1972 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":1972,"month":2,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441365.770833,"kali_year":5073,"ahargana":1852900.2708,"sun":{"sidereal_longitude":305.1922,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":343.6487,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":38.4565,"elapsed_within_tithi_degrees":2.4565},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":343.6487,"elapsed_within_degrees":10.3154},"yoga":{"number":22,"name":"Sādhya","sum_longitude":288.8409},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":1972,"month":2,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441365.770833,"ahargana":1852900.2708,"kali_year":5073,"ayanamsa_lahiri":23.4637,"grahas":{"sun":{"sidereal_longitude":305.01623199999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":345.805832,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false,"latitude":3.8652},"mars":{"sidereal_longitude":11.843331999999975,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":306.011932,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":249.25493200000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"venus":{"sidereal_longitude":345.970832,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":36.74523199999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":284.4269,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":104.4269,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"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":1972,"month":2,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441365.770833,"kali_year":5073,"ahargana":1852900.2708,"sun":{"sidereal_longitude":305.1922,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":343.6487,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":38.4565,"elapsed_within_tithi_degrees":2.4565},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4,"moon_longitude":343.6487,"elapsed_within_degrees":10.3154},"yoga":{"number":22,"name":"Sādhya","sum_longitude":288.8409},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.865,"elongation":38.457},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.865,"opposition_distance":141.543}},"eclipse_window_40days":[{"offset_days":-3,"type":"solar","occurs":true,"moon_latitude":1.275,"elongation":1.087}]},"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":"07:21","sunsetLocal":"18:48","solarNoonLocal":"13:04","dayLengthHours":11.450694623866742,"dayLengthDisplay":"11 Hours 27 Mins 03 Secs","nightLengthDisplay":"12 Hours 32 Mins 57 Secs","moonriseLocal":"09:39","moonsetLocal":"21:56","rahuKala":{"name":"Rāhu Kāla","start":"11:38","end":"13:04","startHours":11.638731108889996,"endHours":13.070067936873338,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:56","end":"17:22","startHours":15.932741592840024,"endHours":17.36407842082337,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:47","end":"10:12","startHours":8.77605745292331,"endHours":10.207394280906652,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:01","end":"10:24","startHours":10.016549370508873,"endHours":10.398239191304432,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:49","end":"08:08","startHours":7.821832900934415,"endHours":8.127184757570861,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:41","end":"13:27","startHours":12.68837811607778,"endHours":13.451757757668895,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:49","end":"06:35","startHours":5.8179613417577345,"endHours":6.581340983348851,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:21","startHours":6.390496072951072,"endHours":7.344720624939967,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:59","end":"15:45","startHours":14.978517040851129,"endHours":15.741896682442245,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:36","end":"19:00","startHours":18.59541524880671,"endHours":18.995415248806708,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:48","end":"19:16","startHours":18.79541524880671,"endHours":19.272527524801156,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:33","end":"20:18","startHours":18.54541524880671,"endHours":20.29541524880671,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:41","end":"01:27","startHours":24.68837811607778,"endHours":25.451757757668894,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:21","end":"08:47","startHours":7.344720624939967,"endHours":8.77605745292331,"quality":"neutral"},{"name":"Labha","start":"08:47","end":"10:12","startHours":8.77605745292331,"endHours":10.207394280906652,"quality":"auspicious"},{"name":"Amṛta","start":"10:12","end":"11:38","startHours":10.207394280906652,"endHours":11.638731108889996,"quality":"auspicious"},{"name":"Kāla","start":"11:38","end":"13:04","startHours":11.638731108889996,"endHours":13.070067936873338,"quality":"inauspicious"},{"name":"Śubha","start":"13:04","end":"14:30","startHours":13.070067936873338,"endHours":14.50140476485668,"quality":"auspicious"},{"name":"Roga","start":"14:30","end":"15:56","startHours":14.50140476485668,"endHours":15.932741592840024,"quality":"inauspicious"},{"name":"Udveg","start":"15:56","end":"17:22","startHours":15.932741592840024,"endHours":17.36407842082337,"quality":"inauspicious"},{"name":"Chala","start":"17:22","end":"18:48","startHours":17.36407842082337,"endHours":18.79541524880671,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:48","end":"20:22","startHours":18.79541524880671,"endHours":20.364078420823365,"quality":"inauspicious"},{"name":"Udveg","start":"20:22","end":"21:56","startHours":20.364078420823365,"endHours":21.932741592840024,"quality":"inauspicious"},{"name":"Chala","start":"21:56","end":"23:30","startHours":21.932741592840024,"endHours":23.50140476485668,"quality":"neutral"},{"name":"Labha","start":"23:30","end":"01:04","startHours":23.50140476485668,"endHours":25.070067936873336,"quality":"auspicious"},{"name":"Amṛta","start":"01:04","end":"02:38","startHours":25.070067936873336,"endHours":26.638731108889996,"quality":"auspicious"},{"name":"Kāla","start":"02:38","end":"04:12","startHours":26.638731108889996,"endHours":28.20739428090665,"quality":"inauspicious"},{"name":"Śubha","start":"04:12","end":"05:47","startHours":28.20739428090665,"endHours":29.77605745292331,"quality":"auspicious"},{"name":"Roga","start":"05:47","end":"07:21","startHours":29.77605745292331,"endHours":31.344720624939967,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:21","end":"08:21","startHours":7.344720624939967,"endHours":8.344720624939967,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:21","end":"09:21","startHours":8.344720624939967,"endHours":9.344720624939967,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:21","end":"10:21","startHours":9.344720624939967,"endHours":10.344720624939967,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:21","end":"11:21","startHours":10.344720624939967,"endHours":11.344720624939967,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:21","end":"12:21","startHours":11.344720624939967,"endHours":12.344720624939967,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:21","end":"13:21","startHours":12.344720624939967,"endHours":13.344720624939967,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:21","end":"14:21","startHours":13.344720624939967,"endHours":14.344720624939967,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:21","end":"15:21","startHours":14.344720624939967,"endHours":15.344720624939967,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:21","end":"16:21","startHours":15.344720624939967,"endHours":16.344720624939967,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:21","end":"17:21","startHours":16.344720624939967,"endHours":17.344720624939967,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:21","end":"18:21","startHours":17.344720624939967,"endHours":18.344720624939967,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:21","end":"19:21","startHours":18.344720624939967,"endHours":19.344720624939967,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:21","end":"20:21","startHours":19.344720624939967,"endHours":20.344720624939967,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:21","end":"21:21","startHours":20.344720624939967,"endHours":21.344720624939967,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:21","end":"22:21","startHours":21.344720624939967,"endHours":22.344720624939967,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:21","end":"23:21","startHours":22.344720624939967,"endHours":23.344720624939967,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:21","end":"00:21","startHours":23.344720624939967,"endHours":24.344720624939967,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:21","end":"01:21","startHours":24.344720624939967,"endHours":25.344720624939967,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:21","end":"02:21","startHours":25.344720624939967,"endHours":26.344720624939967,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:21","end":"03:21","startHours":26.344720624939967,"endHours":27.344720624939967,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:21","end":"04:21","startHours":27.344720624939967,"endHours":28.344720624939967,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:21","end":"05:21","startHours":28.344720624939967,"endHours":29.344720624939967,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:21","end":"06:21","startHours":29.344720624939967,"endHours":30.344720624939967,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:21","end":"07:21","startHours":30.344720624939967,"endHours":31.344720624939967,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-12.001271985648215,"eotMinutes":-14.434876212400278,"ayanamsa":23.4637}},"calendars":{"vikram_samvat":2029,"vikram_samvatsara":"Krodhana","saka_samvat":1894,"saka_samvatsara":"Paridhāvi","bengali_samvat":1379,"malayalam_era":1148,"nanakshahi_year":503,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Caturthī · Vikram 2029 Krodhana · Śaka 1894 Paridhāvi"},"festivals":[{"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":"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":"Dedicated festival walk for Vināyaka Caturthī (monthly) is not live yet; 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 18, 1972 CE · Jamnagar, Gujarat · Vidhyamitra","description":"February 18, 1972 CE for Jamnagar, Gujarat: Śukla Caturthī, sūryodaya 07:21, sūryāsta 18:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/1972-02-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/1972-02-18","sa":"https://sa.vidhyamitra.com/city/jamnagar/1972-02-18","hi":"https://hi.vidhyamitra.com/city/jamnagar/1972-02-18","x-default":"https://vidhyamitra.com/city/jamnagar/1972-02-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T06:13:38.551Z","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":"2026-09-06T06:13:38.551Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T06:13:38.551Z","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"}}}