{"id":"vidhyamitra:city-day:haridwar:1663-12-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/1663-12-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1663-12-12","date_display":"December 12, 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":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328803.770833,"kali_year":4765,"ahargana":1740338.2708,"sun":{"sidereal_longitude":241.3815,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":25.8125,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.431,"elapsed_within_tithi_degrees":0.431},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4,"moon_longitude":25.8125,"elapsed_within_degrees":12.4792},"yoga":{"number":21,"name":"Siddha","sum_longitude":267.1941},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":12,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2328803.770833,"ahargana":1740338.2708,"kali_year":4765,"ayanamsa_lahiri":19.1586,"grahas":{"sun":{"sidereal_longitude":240.955828,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":23.434028000000012,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false,"latitude":-4.3898},"mars":{"sidereal_longitude":136.569928,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":224.527428,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":250.44592799999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"venus":{"sidereal_longitude":223.580328,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":244.76072799999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":128.5033,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":308.5033,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":1663,"month":12,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328803.770833,"kali_year":4765,"ahargana":1740338.2708,"sun":{"sidereal_longitude":241.3815,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":25.8125,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.431,"elapsed_within_tithi_degrees":0.431},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4,"moon_longitude":25.8125,"elapsed_within_degrees":12.4792},"yoga":{"number":21,"name":"Siddha","sum_longitude":267.1941},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.39,"elongation":144.431},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.39,"opposition_distance":35.569}},"eclipse_window_40days":[]},"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"07:04","sunsetLocal":"17:19","solarNoonLocal":"12:12","dayLengthHours":10.24974651629585,"dayLengthDisplay":"10 Hours 14 Mins 59 Secs","nightLengthDisplay":"13 Hours 45 Mins 01 Secs","moonriseLocal":"15:02","moonsetLocal":"04:22","rahuKala":{"name":"Rāhu Kāla","start":"12:12","end":"13:29","startHours":12.19669518231478,"endHours":13.47791349685176,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:21","end":"09:38","startHours":8.353040238703835,"endHours":9.634258553240816,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:55","end":"12:12","startHours":10.915476867777798,"endHours":12.19669518231478,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:28","end":"09:48","startHours":9.463429444635885,"endHours":9.805087661845747,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:46","startHours":7.498894695679181,"endHours":7.77222126944707,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:32","startHours":11.855036965104919,"endHours":12.538353399524642,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:42","end":"06:23","startHours":5.705189055327407,"endHours":6.38850548974713,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:13","end":"07:04","startHours":6.2176763811422,"endHours":7.071821924166854,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:35","startHours":13.904986268364087,"endHours":14.58830270278381,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.121568440462706,"endHours":17.521568440462705,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:45","startHours":17.321568440462705,"endHours":17.748641211975034,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.071568440462705,"endHours":18.821568440462705,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:32","startHours":23.85503696510492,"endHours":24.53835339952464,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:04","end":"08:21","startHours":7.071821924166854,"endHours":8.353040238703835,"quality":"auspicious"},{"name":"Amṛta","start":"08:21","end":"09:38","startHours":8.353040238703835,"endHours":9.634258553240816,"quality":"auspicious"},{"name":"Kāla","start":"09:38","end":"10:55","startHours":9.634258553240816,"endHours":10.915476867777798,"quality":"inauspicious"},{"name":"Śubha","start":"10:55","end":"12:12","startHours":10.915476867777798,"endHours":12.19669518231478,"quality":"auspicious"},{"name":"Roga","start":"12:12","end":"13:29","startHours":12.19669518231478,"endHours":13.47791349685176,"quality":"inauspicious"},{"name":"Udveg","start":"13:29","end":"14:46","startHours":13.47791349685176,"endHours":14.759131811388741,"quality":"inauspicious"},{"name":"Chala","start":"14:46","end":"16:02","startHours":14.759131811388741,"endHours":16.040350125925723,"quality":"neutral"},{"name":"Labha","start":"16:02","end":"17:19","startHours":16.040350125925723,"endHours":17.321568440462705,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:19","end":"19:02","startHours":17.321568440462705,"endHours":19.040350125925723,"quality":"inauspicious"},{"name":"Chala","start":"19:02","end":"20:46","startHours":19.040350125925723,"endHours":20.75913181138874,"quality":"neutral"},{"name":"Labha","start":"20:46","end":"22:29","startHours":20.75913181138874,"endHours":22.477913496851762,"quality":"auspicious"},{"name":"Amṛta","start":"22:29","end":"00:12","startHours":22.477913496851762,"endHours":24.19669518231478,"quality":"auspicious"},{"name":"Kāla","start":"00:12","end":"01:55","startHours":24.19669518231478,"endHours":25.915476867777798,"quality":"inauspicious"},{"name":"Śubha","start":"01:55","end":"03:38","startHours":25.915476867777798,"endHours":27.63425855324082,"quality":"auspicious"},{"name":"Roga","start":"03:38","end":"05:21","startHours":27.63425855324082,"endHours":29.353040238703837,"quality":"inauspicious"},{"name":"Udveg","start":"05:21","end":"07:04","startHours":29.353040238703837,"endHours":31.071821924166855,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:04","end":"08:04","startHours":7.071821924166854,"endHours":8.071821924166855,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:04","end":"09:04","startHours":8.071821924166855,"endHours":9.071821924166855,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:04","end":"10:04","startHours":9.071821924166855,"endHours":10.071821924166855,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:04","end":"11:04","startHours":10.071821924166855,"endHours":11.071821924166855,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:04","end":"12:04","startHours":11.071821924166855,"endHours":12.071821924166855,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:04","end":"13:04","startHours":12.071821924166855,"endHours":13.071821924166855,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:04","end":"14:04","startHours":13.071821924166855,"endHours":14.071821924166855,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:04","end":"15:04","startHours":14.071821924166855,"endHours":15.071821924166855,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:04","end":"16:04","startHours":15.071821924166855,"endHours":16.071821924166855,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:04","end":"17:04","startHours":16.071821924166855,"endHours":17.071821924166855,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:04","end":"18:04","startHours":17.071821924166855,"endHours":18.071821924166855,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:04","end":"19:04","startHours":18.071821924166855,"endHours":19.071821924166855,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:04","end":"20:04","startHours":19.071821924166855,"endHours":20.071821924166855,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:04","end":"21:04","startHours":20.071821924166855,"endHours":21.071821924166855,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:04","end":"22:04","startHours":21.071821924166855,"endHours":22.071821924166855,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:04","end":"23:04","startHours":22.071821924166855,"endHours":23.071821924166855,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:04","end":"00:04","startHours":23.071821924166855,"endHours":24.071821924166855,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:04","end":"01:04","startHours":24.071821924166855,"endHours":25.071821924166855,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:04","end":"02:04","startHours":25.071821924166855,"endHours":26.071821924166855,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:04","end":"03:04","startHours":26.071821924166855,"endHours":27.071821924166855,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:04","end":"04:04","startHours":27.071821924166855,"endHours":28.071821924166855,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:04","end":"05:04","startHours":28.071821924166855,"endHours":29.071821924166855,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:04","end":"06:04","startHours":29.071821924166855,"endHours":30.071821924166855,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:04","end":"07:04","startHours":30.071821924166855,"endHours":31.071821924166855,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.0682387523543,"eotMinutes":5.541489061113115,"ayanamsa":19.1586}},"calendars":{"vikram_samvat":1720,"vikram_samvatsara":"Nala","saka_samvat":1585,"saka_samvatsara":"Śobhana","bengali_samvat":1070,"malayalam_era":839,"nanakshahi_year":194,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","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":"Mārgaśīrṣa Śukla Trayodaśī · Vikram 1720 Nala · Śaka 1585 Śobhana"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"haridwar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 12, 1663 CE · Haridwār · Vidhyamitra","description":"December 12, 1663 CE for Haridwār: Śukla Trayodaśī, sūryodaya 07:04, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/1663-12-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/1663-12-12","sa":"https://sa.vidhyamitra.com/city/haridwar/1663-12-12","hi":"https://hi.vidhyamitra.com/city/haridwar/1663-12-12","x-default":"https://vidhyamitra.com/city/haridwar/1663-12-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T08:01:35.259Z","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":"2026-06-05T08:01:35.259Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T08:01:35.259Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}