{"id":"vidhyamitra:city-day:jamnagar:2171-01-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/2171-01-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2171-01-07","date_display":"January 7, 2171 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":2171,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514007.770833,"kali_year":5272,"ahargana":1925542.2708,"sun":{"sidereal_longitude":259.6847,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":269.5791,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.8944,"elapsed_within_tithi_degrees":9.8944},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":269.5791,"elapsed_within_degrees":2.9124},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":169.2637},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2171,"month":1,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514007.770833,"ahargana":1925542.2708,"kali_year":5272,"ayanamsa_lahiri":26.242,"grahas":{"sun":{"sidereal_longitude":260.291473,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":268.19387299999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false,"latitude":-3.6427},"mars":{"sidereal_longitude":282.55657299999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":252.08877300000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":169.43427300000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"venus":{"sidereal_longitude":215.82957299999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":305.210473,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":35.5041,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":215.5041,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":2171,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514007.770833,"kali_year":5272,"ahargana":1925542.2708,"sun":{"sidereal_longitude":259.6847,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":269.5791,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.8944,"elapsed_within_tithi_degrees":9.8944},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":269.5791,"elapsed_within_degrees":2.9124},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":169.2637},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.643,"elongation":9.894},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.643,"opposition_distance":170.106}},"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":"07:31","sunsetLocal":"18:21","solarNoonLocal":"12:56","dayLengthHours":10.822110588405017,"dayLengthDisplay":"10 Hours 49 Mins 20 Secs","nightLengthDisplay":"13 Hours 10 Mins 40 Secs","moonriseLocal":"08:02","moonsetLocal":"18:53","rahuKala":{"name":"Rāhu Kāla","start":"08:53","end":"10:14","startHours":8.876063101138447,"endHours":10.228826924689074,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:35","end":"12:56","startHours":11.581590748239702,"endHours":12.93435457179033,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:17","end":"15:38","startHours":14.287118395340956,"endHours":15.639882218891582,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:03","end":"10:25","startHours":10.048458414882324,"endHours":10.409195434495825,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:58","end":"08:16","startHours":7.974220552104696,"endHours":8.262810167795497,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:34","end":"13:18","startHours":12.57361755217683,"endHours":13.29509159140383,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:05","end":"06:48","startHours":6.080351199133817,"endHours":6.801825238360819,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:37","end":"07:31","startHours":6.621456728554069,"endHours":7.52329927758782,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:44","end":"15:28","startHours":14.73803966985783,"endHours":15.459513709084831,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.14540986599284,"endHours":18.545409865992838,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:48","startHours":18.34540986599284,"endHours":18.796331140509714,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.09540986599284,"endHours":19.84540986599284,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:34","end":"01:18","startHours":24.573617552176827,"endHours":25.295091591403832,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:31","end":"08:53","startHours":7.52329927758782,"endHours":8.876063101138447,"quality":"auspicious"},{"name":"Kāla","start":"08:53","end":"10:14","startHours":8.876063101138447,"endHours":10.228826924689074,"quality":"inauspicious"},{"name":"Śubha","start":"10:14","end":"11:35","startHours":10.228826924689074,"endHours":11.581590748239702,"quality":"auspicious"},{"name":"Roga","start":"11:35","end":"12:56","startHours":11.581590748239702,"endHours":12.93435457179033,"quality":"inauspicious"},{"name":"Udveg","start":"12:56","end":"14:17","startHours":12.93435457179033,"endHours":14.287118395340956,"quality":"inauspicious"},{"name":"Chala","start":"14:17","end":"15:38","startHours":14.287118395340956,"endHours":15.639882218891582,"quality":"neutral"},{"name":"Labha","start":"15:38","end":"17:00","startHours":15.639882218891582,"endHours":16.99264604244221,"quality":"auspicious"},{"name":"Amṛta","start":"17:00","end":"18:21","startHours":16.99264604244221,"endHours":18.34540986599284,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:21","end":"20:00","startHours":18.34540986599284,"endHours":19.99264604244221,"quality":"neutral"},{"name":"Labha","start":"20:00","end":"21:38","startHours":19.99264604244221,"endHours":21.639882218891586,"quality":"auspicious"},{"name":"Amṛta","start":"21:38","end":"23:17","startHours":21.639882218891586,"endHours":23.287118395340958,"quality":"auspicious"},{"name":"Kāla","start":"23:17","end":"00:56","startHours":23.287118395340958,"endHours":24.93435457179033,"quality":"inauspicious"},{"name":"Śubha","start":"00:56","end":"02:35","startHours":24.93435457179033,"endHours":26.5815907482397,"quality":"auspicious"},{"name":"Roga","start":"02:35","end":"04:14","startHours":26.5815907482397,"endHours":28.228826924689074,"quality":"inauspicious"},{"name":"Udveg","start":"04:14","end":"05:53","startHours":28.228826924689074,"endHours":29.87606310113845,"quality":"inauspicious"},{"name":"Chala","start":"05:53","end":"07:31","startHours":29.87606310113845,"endHours":31.52329927758782,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:31","end":"08:31","startHours":7.52329927758782,"endHours":8.523299277587821,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:31","end":"09:31","startHours":8.523299277587821,"endHours":9.523299277587821,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:31","end":"10:31","startHours":9.523299277587821,"endHours":10.523299277587821,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:31","end":"11:31","startHours":10.523299277587821,"endHours":11.523299277587821,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:31","end":"12:31","startHours":11.523299277587821,"endHours":12.523299277587821,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:31","end":"13:31","startHours":12.523299277587821,"endHours":13.523299277587821,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:31","end":"14:31","startHours":13.523299277587821,"endHours":14.523299277587821,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:31","end":"15:31","startHours":14.523299277587821,"endHours":15.523299277587821,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:31","end":"16:31","startHours":15.523299277587821,"endHours":16.52329927758782,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:31","end":"17:31","startHours":16.52329927758782,"endHours":17.52329927758782,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:31","end":"18:31","startHours":17.52329927758782,"endHours":18.52329927758782,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:31","end":"19:31","startHours":18.52329927758782,"endHours":19.52329927758782,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:31","end":"20:31","startHours":19.52329927758782,"endHours":20.52329927758782,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:31","end":"21:31","startHours":20.52329927758782,"endHours":21.52329927758782,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:31","end":"22:31","startHours":21.52329927758782,"endHours":22.52329927758782,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:31","end":"23:31","startHours":22.52329927758782,"endHours":23.52329927758782,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:31","end":"00:31","startHours":23.52329927758782,"endHours":24.52329927758782,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:31","end":"01:31","startHours":24.52329927758782,"endHours":25.52329927758782,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:31","end":"02:31","startHours":25.52329927758782,"endHours":26.52329927758782,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:31","end":"03:31","startHours":26.52329927758782,"endHours":27.52329927758782,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:31","end":"04:31","startHours":27.52329927758782,"endHours":28.52329927758782,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:31","end":"05:31","startHours":28.52329927758782,"endHours":29.52329927758782,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:31","end":"06:31","startHours":29.52329927758782,"endHours":30.52329927758782,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:31","end":"07:31","startHours":30.52329927758782,"endHours":31.52329927758782,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"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":-22.413466967770766,"eotMinutes":-6.292074307419696,"ayanamsa":26.242}},"calendars":{"vikram_samvat":2228,"vikram_samvatsara":"Tāraṇa","saka_samvat":2093,"saka_samvatsara":"Prajāpati","bengali_samvat":1578,"malayalam_era":1347,"nanakshahi_year":702,"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 Pratipada · Vikram 2228 Tāraṇa · Śaka 2093 Prajāpati"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 January 7, 2171 CE · Jamnagar, Gujarat · Vidhyamitra","description":"January 7, 2171 CE for Jamnagar, Gujarat: Śukla Pratipada, sūryodaya 07:31, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/2171-01-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/2171-01-07","sa":"https://sa.vidhyamitra.com/city/jamnagar/2171-01-07","hi":"https://hi.vidhyamitra.com/city/jamnagar/2171-01-07","x-default":"https://vidhyamitra.com/city/jamnagar/2171-01-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T20:11:48.032Z","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":"2026-05-31T20:11:48.032Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T20:11:48.032Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}