{"id":"vidhyamitra:city-day:mathura:1663-02-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1663-02-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1663-02-08","date_display":"February 8, 1663 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":1663,"month":2,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328496.770833,"kali_year":4764,"ahargana":1740031.2708,"sun":{"sidereal_longitude":301.0886,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":298.6229,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":357.5344,"elapsed_within_tithi_degrees":9.5344},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2,"moon_longitude":298.6229,"elapsed_within_degrees":5.2896},"yoga":{"number":18,"name":"Varīyān","sum_longitude":239.7115},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1663,"month":2,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2328496.770833,"ahargana":1740031.2708,"kali_year":4764,"ayanamsa_lahiri":19.1469,"grahas":{"sun":{"sidereal_longitude":300.21835699999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":298.85305700000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false,"latitude":1.9814},"mars":{"sidereal_longitude":296.52965700000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":302.15955699999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":236.552957,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":304.09255699999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":240.58675700000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":144.7697,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":324.7697,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"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":1663,"month":2,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328496.770833,"kali_year":4764,"ahargana":1740031.2708,"sun":{"sidereal_longitude":301.0886,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":298.6229,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":357.5344,"elapsed_within_tithi_degrees":9.5344},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2,"moon_longitude":298.6229,"elapsed_within_degrees":5.2896},"yoga":{"number":18,"name":"Varīyān","sum_longitude":239.7115},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.981,"elongation":2.466},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.981,"opposition_distance":177.534}},"eclipse_window_40days":[{"offset_days":14,"type":"lunar","occurs":true,"moon_latitude":-0.642,"opposition_distance":0.558}]},"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":"07:02","sunsetLocal":"18:06","solarNoonLocal":"12:34","dayLengthHours":11.061144149393002,"dayLengthDisplay":"11 Hours 03 Mins 40 Secs","nightLengthDisplay":"12 Hours 56 Mins 20 Secs","moonriseLocal":"06:59","moonsetLocal":"17:58","rahuKala":{"name":"Rāhu Kāla","start":"13:57","end":"15:20","startHours":13.945179253351828,"endHours":15.327822272025951,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:02","end":"08:25","startHours":7.031964159981201,"endHours":8.414607178655327,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:48","end":"11:11","startHours":9.79725019732945,"endHours":11.179893216003578,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:59","startHours":9.612897794839569,"endHours":9.981602599819334,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:47","startHours":7.4928451662059095,"endHours":7.787809010189723,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.193831429697934,"endHours":12.931241039657468,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:18","startHours":5.557144940062134,"endHours":6.294554550021668,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:07","end":"07:02","startHours":6.110202147531784,"endHours":7.031964159981201,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:09","startHours":14.406060259576535,"endHours":15.143469869536068,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.893108309374202,"endHours":18.2931083093742,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:33","startHours":18.093108309374202,"endHours":18.553989315598912,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.843108309374202,"endHours":19.593108309374202,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.193831429697934,"endHours":24.93124103965747,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:02","end":"08:25","startHours":7.031964159981201,"endHours":8.414607178655327,"quality":"auspicious"},{"name":"Roga","start":"08:25","end":"09:48","startHours":8.414607178655327,"endHours":9.79725019732945,"quality":"inauspicious"},{"name":"Udveg","start":"09:48","end":"11:11","startHours":9.79725019732945,"endHours":11.179893216003578,"quality":"inauspicious"},{"name":"Chala","start":"11:11","end":"12:34","startHours":11.179893216003578,"endHours":12.562536234677701,"quality":"neutral"},{"name":"Labha","start":"12:34","end":"13:57","startHours":12.562536234677701,"endHours":13.945179253351828,"quality":"auspicious"},{"name":"Amṛta","start":"13:57","end":"15:20","startHours":13.945179253351828,"endHours":15.327822272025951,"quality":"auspicious"},{"name":"Kāla","start":"15:20","end":"16:43","startHours":15.327822272025951,"endHours":16.71046529070008,"quality":"inauspicious"},{"name":"Śubha","start":"16:43","end":"18:06","startHours":16.71046529070008,"endHours":18.093108309374202,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:06","end":"19:43","startHours":18.093108309374202,"endHours":19.71046529070008,"quality":"auspicious"},{"name":"Kāla","start":"19:43","end":"21:20","startHours":19.71046529070008,"endHours":21.32782227202595,"quality":"inauspicious"},{"name":"Śubha","start":"21:20","end":"22:57","startHours":21.32782227202595,"endHours":22.945179253351824,"quality":"auspicious"},{"name":"Roga","start":"22:57","end":"00:34","startHours":22.945179253351824,"endHours":24.5625362346777,"quality":"inauspicious"},{"name":"Udveg","start":"00:34","end":"02:11","startHours":24.5625362346777,"endHours":26.179893216003578,"quality":"inauspicious"},{"name":"Chala","start":"02:11","end":"03:48","startHours":26.179893216003578,"endHours":27.79725019732945,"quality":"neutral"},{"name":"Labha","start":"03:48","end":"05:25","startHours":27.79725019732945,"endHours":29.414607178655324,"quality":"auspicious"},{"name":"Amṛta","start":"05:25","end":"07:02","startHours":29.414607178655324,"endHours":31.0319641599812,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:02","end":"08:02","startHours":7.031964159981201,"endHours":8.0319641599812,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:02","end":"09:02","startHours":8.0319641599812,"endHours":9.0319641599812,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:02","end":"10:02","startHours":9.0319641599812,"endHours":10.0319641599812,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:02","end":"11:02","startHours":10.0319641599812,"endHours":11.0319641599812,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:02","end":"12:02","startHours":11.0319641599812,"endHours":12.0319641599812,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:02","end":"13:02","startHours":12.0319641599812,"endHours":13.0319641599812,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:02","end":"14:02","startHours":13.0319641599812,"endHours":14.0319641599812,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:02","end":"15:02","startHours":14.0319641599812,"endHours":15.0319641599812,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:02","end":"16:02","startHours":15.0319641599812,"endHours":16.0319641599812,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:02","end":"17:02","startHours":16.0319641599812,"endHours":17.0319641599812,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:02","end":"18:02","startHours":17.0319641599812,"endHours":18.0319641599812,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:02","end":"19:02","startHours":18.0319641599812,"endHours":19.0319641599812,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:02","end":"20:02","startHours":19.0319641599812,"endHours":20.0319641599812,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:02","end":"21:02","startHours":20.0319641599812,"endHours":21.0319641599812,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:02","end":"22:02","startHours":21.0319641599812,"endHours":22.0319641599812,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:02","end":"23:02","startHours":22.0319641599812,"endHours":23.0319641599812,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:02","end":"00:02","startHours":23.0319641599812,"endHours":24.0319641599812,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:02","end":"01:02","startHours":24.0319641599812,"endHours":25.0319641599812,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:02","end":"02:02","startHours":25.0319641599812,"endHours":26.0319641599812,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:02","end":"03:02","startHours":26.0319641599812,"endHours":27.0319641599812,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:02","end":"04:02","startHours":27.0319641599812,"endHours":28.0319641599812,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:02","end":"05:02","startHours":28.0319641599812,"endHours":29.0319641599812,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:02","end":"06:02","startHours":29.0319641599812,"endHours":30.0319641599812,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:02","end":"07:02","startHours":30.0319641599812,"endHours":31.0319641599812,"planetary_lord":"Moon"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.011748467225488,"eotMinutes":-14.446974080661976,"ayanamsa":19.1469}},"calendars":{"vikram_samvat":1720,"vikram_samvatsara":"Nala","saka_samvat":1585,"saka_samvatsara":"Śobhana","bengali_samvat":1070,"malayalam_era":839,"nanakshahi_year":194,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","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 Kṛṣṇa Amāvasyā · Vikram 1720 Nala · Śaka 1585 Śobhana"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5}]},"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 February 8, 1663 CE · Mathurā · Vidhyamitra","description":"February 8, 1663 CE for Mathurā: Kṛṣṇa Amāvasyā, sūryodaya 07:02, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1663-02-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1663-02-08","sa":"https://sa.vidhyamitra.com/city/mathura/1663-02-08","hi":"https://hi.vidhyamitra.com/city/mathura/1663-02-08","x-default":"https://vidhyamitra.com/city/mathura/1663-02-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T11:03:32.747Z","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":"2026-06-05T11:03:32.747Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T11:03:32.747Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}