{"id":"vidhyamitra:city-day:haridwar:2017-12-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/2017-12-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-12-01","date_display":"December 1, 2017 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":2017,"month":12,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458088.770833,"kali_year":5119,"ahargana":1869623.2708,"sun":{"sidereal_longitude":224.3813,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":9.251,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.8697,"elapsed_within_tithi_degrees":0.8697},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":9.251,"elapsed_within_degrees":9.251},"yoga":{"number":18,"name":"Varīyān","sum_longitude":233.6323},"karana":{"half_tithi_index":24,"name":"Kaulava"},"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":2017,"month":12,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458088.770833,"ahargana":1869623.2708,"kali_year":5119,"ayanamsa_lahiri":24.1033,"grahas":{"sun":{"sidereal_longitude":224.92598999999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":8.495290000000011,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":-4.2515},"mars":{"sidereal_longitude":180.35808999999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":244.74009,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":196.72069,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":215.24779,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":243.51238999999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":118.3619,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":298.3619,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2017,"month":12,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458088.770833,"kali_year":5119,"ahargana":1869623.2708,"sun":{"sidereal_longitude":224.3813,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":9.251,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":144.8697,"elapsed_within_tithi_degrees":0.8697},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":9.251,"elapsed_within_degrees":9.251},"yoga":{"number":18,"name":"Varīyān","sum_longitude":233.6323},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.252,"elongation":144.87},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.252,"opposition_distance":35.13}},"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":"06:56","sunsetLocal":"17:18","solarNoonLocal":"12:07","dayLengthHours":10.365220512624923,"dayLengthDisplay":"10 Hours 21 Mins 55 Secs","nightLengthDisplay":"13 Hours 38 Mins 05 Secs","moonriseLocal":"15:10","moonsetLocal":"04:13","rahuKala":{"name":"Rāhu Kāla","start":"10:49","end":"12:07","startHours":10.824549925915209,"endHours":12.120202489993325,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:43","end":"16:00","startHours":14.711507618149554,"endHours":16.007160182227672,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:14","end":"09:32","startHours":8.233244797758978,"endHours":9.528897361837092,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:42","startHours":9.356143686626679,"endHours":9.701651037047508,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:22","end":"07:39","startHours":7.369476421706901,"endHours":7.645882302043566,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:28","startHours":11.774695139572493,"endHours":12.465709840414156,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:15","startHours":5.555562831997539,"endHours":6.2465775328392015,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:04","end":"06:56","startHours":6.073823857628786,"endHours":6.937592233680863,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:51","end":"14:32","startHours":13.847739242097479,"endHours":14.53875394293914,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:06","end":"17:30","startHours":17.102812746305787,"endHours":17.502812746305786,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:18","end":"17:44","startHours":17.302812746305786,"endHours":17.734696934331826,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:03","end":"18:48","startHours":17.052812746305786,"endHours":18.802812746305786,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:28","startHours":23.774695139572493,"endHours":24.465709840414156,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:56","end":"08:14","startHours":6.937592233680863,"endHours":8.233244797758978,"quality":"neutral"},{"name":"Labha","start":"08:14","end":"09:32","startHours":8.233244797758978,"endHours":9.528897361837092,"quality":"auspicious"},{"name":"Amṛta","start":"09:32","end":"10:49","startHours":9.528897361837092,"endHours":10.824549925915209,"quality":"auspicious"},{"name":"Kāla","start":"10:49","end":"12:07","startHours":10.824549925915209,"endHours":12.120202489993325,"quality":"inauspicious"},{"name":"Śubha","start":"12:07","end":"13:25","startHours":12.120202489993325,"endHours":13.41585505407144,"quality":"auspicious"},{"name":"Roga","start":"13:25","end":"14:43","startHours":13.41585505407144,"endHours":14.711507618149554,"quality":"inauspicious"},{"name":"Udveg","start":"14:43","end":"16:00","startHours":14.711507618149554,"endHours":16.007160182227672,"quality":"inauspicious"},{"name":"Chala","start":"16:00","end":"17:18","startHours":16.007160182227672,"endHours":17.302812746305786,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:18","end":"19:00","startHours":17.302812746305786,"endHours":19.007160182227672,"quality":"inauspicious"},{"name":"Udveg","start":"19:00","end":"20:43","startHours":19.007160182227672,"endHours":20.711507618149554,"quality":"inauspicious"},{"name":"Chala","start":"20:43","end":"22:25","startHours":20.711507618149554,"endHours":22.41585505407144,"quality":"neutral"},{"name":"Labha","start":"22:25","end":"00:07","startHours":22.41585505407144,"endHours":24.120202489993325,"quality":"auspicious"},{"name":"Amṛta","start":"00:07","end":"01:49","startHours":24.120202489993325,"endHours":25.82454992591521,"quality":"auspicious"},{"name":"Kāla","start":"01:49","end":"03:32","startHours":25.82454992591521,"endHours":27.528897361837096,"quality":"inauspicious"},{"name":"Śubha","start":"03:32","end":"05:14","startHours":27.528897361837096,"endHours":29.233244797758978,"quality":"auspicious"},{"name":"Roga","start":"05:14","end":"06:56","startHours":29.233244797758978,"endHours":30.937592233680864,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:56","end":"07:56","startHours":6.937592233680863,"endHours":7.937592233680863,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:56","end":"08:56","startHours":7.937592233680863,"endHours":8.937592233680864,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:56","end":"09:56","startHours":8.937592233680864,"endHours":9.937592233680864,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:56","end":"10:56","startHours":9.937592233680864,"endHours":10.937592233680864,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:56","end":"11:56","startHours":10.937592233680864,"endHours":11.937592233680864,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:56","end":"12:56","startHours":11.937592233680864,"endHours":12.937592233680864,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:56","end":"13:56","startHours":12.937592233680864,"endHours":13.937592233680864,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:56","end":"14:56","startHours":13.937592233680864,"endHours":14.937592233680864,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:56","end":"15:56","startHours":14.937592233680864,"endHours":15.937592233680864,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:56","end":"16:56","startHours":15.937592233680864,"endHours":16.937592233680864,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:56","end":"17:56","startHours":16.937592233680864,"endHours":17.937592233680864,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:56","end":"18:56","startHours":17.937592233680864,"endHours":18.937592233680864,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:56","end":"19:56","startHours":18.937592233680864,"endHours":19.937592233680864,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:56","end":"20:56","startHours":19.937592233680864,"endHours":20.937592233680864,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:56","end":"21:56","startHours":20.937592233680864,"endHours":21.937592233680864,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:56","end":"22:56","startHours":21.937592233680864,"endHours":22.937592233680864,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:56","end":"23:56","startHours":22.937592233680864,"endHours":23.937592233680864,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:56","end":"00:56","startHours":23.937592233680864,"endHours":24.937592233680864,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:56","end":"01:56","startHours":24.937592233680864,"endHours":25.937592233680864,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:56","end":"02:56","startHours":25.937592233680864,"endHours":26.937592233680864,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:56","end":"03:56","startHours":26.937592233680864,"endHours":27.937592233680864,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:56","end":"04:56","startHours":27.937592233680864,"endHours":28.937592233680864,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:56","end":"05:56","startHours":28.937592233680864,"endHours":29.937592233680864,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:56","end":"06:56","startHours":29.937592233680864,"endHours":30.937592233680864,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","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":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.80124783925839,"eotMinutes":10.131050600400467,"ayanamsa":24.1033}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"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":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Trayodaśī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"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":"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":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"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 1, 2017 CE · Haridwār · Vidhyamitra","description":"December 1, 2017 CE for Haridwār: Śukla Trayodaśī, sūryodaya 06:56, sūryāsta 17:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/2017-12-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/2017-12-01","sa":"https://sa.vidhyamitra.com/city/haridwar/2017-12-01","hi":"https://hi.vidhyamitra.com/city/haridwar/2017-12-01","x-default":"https://vidhyamitra.com/city/haridwar/2017-12-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T03:40:24.357Z","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":"2026-06-03T03:40:24.357Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T03:40:24.357Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}