{"id":"vidhyamitra:city-day:jamnagar:2087-01-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/2087-01-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2087-01-12","date_display":"January 12, 2087 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":2087,"month":1,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2483332.770833,"kali_year":5188,"ahargana":1894867.2708,"sun":{"sidereal_longitude":266.6078,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":357.9279,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":91.3202,"elapsed_within_tithi_degrees":7.3202},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.9279,"elapsed_within_degrees":11.2613},"yoga":{"number":20,"name":"Śiva","sum_longitude":264.5357},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2087,"month":1,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2483332.770833,"ahargana":1894867.2708,"kali_year":5188,"ayanamsa_lahiri":25.0688,"grahas":{"sun":{"sidereal_longitude":266.95818399999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":358.270884,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false,"latitude":3.0607},"mars":{"sidereal_longitude":63.86928399999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":281.66108399999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":142.807384,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":true},"venus":{"sidereal_longitude":290.1643839999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":357.960484,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":220.8133,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":40.8133,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"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":2087,"month":1,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2483332.770833,"kali_year":5188,"ahargana":1894867.2708,"sun":{"sidereal_longitude":266.6078,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":357.9279,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":91.3202,"elapsed_within_tithi_degrees":7.3202},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.9279,"elapsed_within_degrees":11.2613},"yoga":{"number":20,"name":"Śiva","sum_longitude":264.5357},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.061,"elongation":91.32},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.061,"opposition_distance":88.68}},"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":"07:32","sunsetLocal":"18:24","solarNoonLocal":"12:58","dayLengthHours":10.871888754357295,"dayLengthDisplay":"10 Hours 52 Mins 19 Secs","nightLengthDisplay":"13 Hours 07 Mins 41 Secs","moonriseLocal":"12:46","moonsetLocal":"01:21","rahuKala":{"name":"Rāhu Kāla","start":"17:03","end":"18:24","startHours":17.04420299349028,"endHours":18.403189087784945,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:58","end":"14:20","startHours":12.967244710606298,"endHours":14.326230804900959,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:41","end":"17:03","startHours":15.685216899195622,"endHours":17.04420299349028,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:04","end":"10:26","startHours":10.068074376111019,"endHours":10.430470667922929,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:59","end":"08:16","startHours":7.984295698192537,"endHours":8.274212731642065,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:36","end":"13:20","startHours":12.604848418794388,"endHours":13.329641002418208,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:05","end":"06:48","startHours":6.08171516618001,"endHours":6.80650774980383,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:38","end":"07:32","startHours":6.625309603897875,"endHours":7.53130033342765,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:30","startHours":14.779226169665847,"endHours":15.504018753289667,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:12","end":"18:36","startHours":18.203189087784946,"endHours":18.603189087784944,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:24","end":"18:51","startHours":18.403189087784945,"endHours":18.856184452549833,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:09","end":"19:54","startHours":18.153189087784945,"endHours":19.903189087784945,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:36","end":"01:20","startHours":24.60484841879439,"endHours":25.329641002418207,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:32","end":"08:53","startHours":7.53130033342765,"endHours":8.890286427722312,"quality":"inauspicious"},{"name":"Chala","start":"08:53","end":"10:15","startHours":8.890286427722312,"endHours":10.249272522016973,"quality":"neutral"},{"name":"Labha","start":"10:15","end":"11:36","startHours":10.249272522016973,"endHours":11.608258616311636,"quality":"auspicious"},{"name":"Amṛta","start":"11:36","end":"12:58","startHours":11.608258616311636,"endHours":12.967244710606298,"quality":"auspicious"},{"name":"Kāla","start":"12:58","end":"14:20","startHours":12.967244710606298,"endHours":14.326230804900959,"quality":"inauspicious"},{"name":"Śubha","start":"14:20","end":"15:41","startHours":14.326230804900959,"endHours":15.685216899195622,"quality":"auspicious"},{"name":"Roga","start":"15:41","end":"17:03","startHours":15.685216899195622,"endHours":17.04420299349028,"quality":"inauspicious"},{"name":"Udveg","start":"17:03","end":"18:24","startHours":17.04420299349028,"endHours":18.403189087784945,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:24","end":"20:03","startHours":18.403189087784945,"endHours":20.044202993490284,"quality":"auspicious"},{"name":"Roga","start":"20:03","end":"21:41","startHours":20.044202993490284,"endHours":21.68521689919562,"quality":"inauspicious"},{"name":"Udveg","start":"21:41","end":"23:20","startHours":21.68521689919562,"endHours":23.32623080490096,"quality":"inauspicious"},{"name":"Chala","start":"23:20","end":"00:58","startHours":23.32623080490096,"endHours":24.9672447106063,"quality":"neutral"},{"name":"Labha","start":"00:58","end":"02:36","startHours":24.9672447106063,"endHours":26.608258616311637,"quality":"auspicious"},{"name":"Amṛta","start":"02:36","end":"04:15","startHours":26.608258616311637,"endHours":28.249272522016973,"quality":"auspicious"},{"name":"Kāla","start":"04:15","end":"05:53","startHours":28.249272522016973,"endHours":29.890286427722312,"quality":"inauspicious"},{"name":"Śubha","start":"05:53","end":"07:32","startHours":29.890286427722312,"endHours":31.53130033342765,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:32","end":"08:32","startHours":7.53130033342765,"endHours":8.53130033342765,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:32","end":"09:32","startHours":8.53130033342765,"endHours":9.53130033342765,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:32","end":"10:32","startHours":9.53130033342765,"endHours":10.53130033342765,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:32","end":"11:32","startHours":10.53130033342765,"endHours":11.53130033342765,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:32","end":"12:32","startHours":11.53130033342765,"endHours":12.53130033342765,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:32","end":"13:32","startHours":12.53130033342765,"endHours":13.53130033342765,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:32","end":"14:32","startHours":13.53130033342765,"endHours":14.53130033342765,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:32","end":"15:32","startHours":14.53130033342765,"endHours":15.53130033342765,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:32","end":"16:32","startHours":15.53130033342765,"endHours":16.53130033342765,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:32","end":"17:32","startHours":16.53130033342765,"endHours":17.53130033342765,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:32","end":"18:32","startHours":17.53130033342765,"endHours":18.53130033342765,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:32","end":"19:32","startHours":18.53130033342765,"endHours":19.53130033342765,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:32","end":"20:32","startHours":19.53130033342765,"endHours":20.53130033342765,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:32","end":"21:32","startHours":20.53130033342765,"endHours":21.53130033342765,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:32","end":"22:32","startHours":21.53130033342765,"endHours":22.53130033342765,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:32","end":"23:32","startHours":22.53130033342765,"endHours":23.53130033342765,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:32","end":"00:32","startHours":23.53130033342765,"endHours":24.53130033342765,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:32","end":"01:32","startHours":24.53130033342765,"endHours":25.53130033342765,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:32","end":"02:32","startHours":25.53130033342765,"endHours":26.53130033342765,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:32","end":"03:32","startHours":26.53130033342765,"endHours":27.53130033342765,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:32","end":"04:32","startHours":27.53130033342765,"endHours":28.53130033342765,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:32","end":"05:32","startHours":28.53130033342765,"endHours":29.53130033342765,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:32","end":"06:32","startHours":29.53130033342765,"endHours":30.53130033342765,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:32","end":"07:32","startHours":30.53130033342765,"endHours":31.53130033342765,"planetary_lord":"Jupiter"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.635521067848646,"eotMinutes":-8.265482636377905,"ayanamsa":25.0688}},"calendars":{"vikram_samvat":2144,"vikram_samvatsara":"Raudra","saka_samvat":2009,"saka_samvatsara":"Plavaṅga","bengali_samvat":1494,"malayalam_era":1263,"nanakshahi_year":618,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Aṣṭamī · Vikram 2144 Raudra · Śaka 2009 Plavaṅga"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"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 January 12, 2087 CE · Jamnagar, Gujarat · Vidhyamitra","description":"January 12, 2087 CE for Jamnagar, Gujarat: Śukla Aṣṭamī, sūryodaya 07:32, sūryāsta 18:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/2087-01-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/2087-01-12","sa":"https://sa.vidhyamitra.com/city/jamnagar/2087-01-12","hi":"https://hi.vidhyamitra.com/city/jamnagar/2087-01-12","x-default":"https://vidhyamitra.com/city/jamnagar/2087-01-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T18:11:34.872Z","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":"2026-06-02T18:11:34.872Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T18:11:34.872Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}