{"id":"vidhyamitra:city-day:pune:1998-12-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/pune/1998-12-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1998-12-01","date_display":"December 1, 1998 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":1998,"month":12,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451148.770833,"kali_year":5100,"ahargana":1862683.2708,"sun":{"sidereal_longitude":224.2959,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":10.0574,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":145.7615,"elapsed_within_tithi_degrees":1.7615},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":10.0574,"elapsed_within_degrees":10.0574},"yoga":{"number":18,"name":"Varīyān","sum_longitude":234.3532},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1998,"month":12,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451148.770833,"ahargana":1862683.2708,"kali_year":5100,"ayanamsa_lahiri":23.8378,"grahas":{"sun":{"sidereal_longitude":224.79604900000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":8.051648999999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":-4.0431},"mars":{"sidereal_longitude":158.18714899999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":226.316549,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":324.837949,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":232.72224899999992,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":3.592948999999976,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":126.0765,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":306.0765,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"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":1998,"month":12,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451148.770833,"kali_year":5100,"ahargana":1862683.2708,"sun":{"sidereal_longitude":224.2959,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":10.0574,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":145.7615,"elapsed_within_tithi_degrees":1.7615},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":10.0574,"elapsed_within_degrees":10.0574},"yoga":{"number":18,"name":"Varīyān","sum_longitude":234.3532},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.043,"elongation":145.761},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.043,"opposition_distance":34.239}},"eclipse_window_40days":[]},"city":{"slug":"pune","name":"Pune, Maharashtra","lat":18.5204,"lon":73.8567,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"mega","elevation_m":560},"tier2":{"city":{"slug":"pune","name":"Pune, Maharashtra","lat":18.5204,"lon":73.8567,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"mega","elevation_m":560},"sunriseLocal":"06:51","sunsetLocal":"17:58","solarNoonLocal":"12:24","dayLengthHours":11.10355956583006,"dayLengthDisplay":"11 Hours 06 Mins 13 Secs","nightLengthDisplay":"12 Hours 53 Mins 47 Secs","moonriseLocal":"15:38","moonsetLocal":"04:17","rahuKala":{"name":"Rāhu Kāla","start":"15:11","end":"16:34","startHours":15.183259048117508,"endHours":16.571203993846265,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:38","end":"11:01","startHours":9.631479265202477,"endHours":11.019424210931234,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:24","end":"13:48","startHours":12.407369156659993,"endHours":13.795314102388751,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:49","startHours":9.44641993910531,"endHours":9.816538591299645,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:19","end":"07:37","startHours":7.318237688987882,"endHours":7.61433261074335,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:47","startHours":12.037250504465657,"endHours":12.777487808854328,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:23","end":"06:07","startHours":5.375114764967621,"endHours":6.115352069356291,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:56","end":"06:51","startHours":5.930292743259124,"endHours":6.855589373744962,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:15","end":"15:00","startHours":14.25796241763167,"endHours":14.998199722020342,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:46","end":"18:10","startHours":17.759148939575024,"endHours":18.159148939575022,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:58","end":"18:25","startHours":17.959148939575023,"endHours":18.421797254817943,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:43","end":"19:28","startHours":17.709148939575023,"endHours":19.459148939575023,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:47","startHours":24.037250504465657,"endHours":24.777487808854328,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:51","end":"08:15","startHours":6.855589373744962,"endHours":8.24353431947372,"quality":"inauspicious"},{"name":"Udveg","start":"08:15","end":"09:38","startHours":8.24353431947372,"endHours":9.631479265202477,"quality":"inauspicious"},{"name":"Chala","start":"09:38","end":"11:01","startHours":9.631479265202477,"endHours":11.019424210931234,"quality":"neutral"},{"name":"Labha","start":"11:01","end":"12:24","startHours":11.019424210931234,"endHours":12.407369156659993,"quality":"auspicious"},{"name":"Amṛta","start":"12:24","end":"13:48","startHours":12.407369156659993,"endHours":13.795314102388751,"quality":"auspicious"},{"name":"Kāla","start":"13:48","end":"15:11","startHours":13.795314102388751,"endHours":15.183259048117508,"quality":"inauspicious"},{"name":"Śubha","start":"15:11","end":"16:34","startHours":15.183259048117508,"endHours":16.571203993846265,"quality":"auspicious"},{"name":"Roga","start":"16:34","end":"17:58","startHours":16.571203993846265,"endHours":17.959148939575023,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:58","end":"19:34","startHours":17.959148939575023,"endHours":19.571203993846265,"quality":"inauspicious"},{"name":"Śubha","start":"19:34","end":"21:11","startHours":19.571203993846265,"endHours":21.183259048117506,"quality":"auspicious"},{"name":"Roga","start":"21:11","end":"22:48","startHours":21.183259048117506,"endHours":22.79531410238875,"quality":"inauspicious"},{"name":"Udveg","start":"22:48","end":"00:24","startHours":22.79531410238875,"endHours":24.407369156659993,"quality":"inauspicious"},{"name":"Chala","start":"00:24","end":"02:01","startHours":24.407369156659993,"endHours":26.019424210931234,"quality":"neutral"},{"name":"Labha","start":"02:01","end":"03:38","startHours":26.019424210931234,"endHours":27.63147926520248,"quality":"auspicious"},{"name":"Amṛta","start":"03:38","end":"05:15","startHours":27.63147926520248,"endHours":29.24353431947372,"quality":"auspicious"},{"name":"Kāla","start":"05:15","end":"06:51","startHours":29.24353431947372,"endHours":30.855589373744962,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.855589373744962,"endHours":7.855589373744962,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.855589373744962,"endHours":8.855589373744962,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.855589373744962,"endHours":9.855589373744962,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.855589373744962,"endHours":10.855589373744962,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.855589373744962,"endHours":11.855589373744962,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.855589373744962,"endHours":12.855589373744962,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.855589373744962,"endHours":13.855589373744962,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.855589373744962,"endHours":14.855589373744962,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.855589373744962,"endHours":15.855589373744962,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.855589373744962,"endHours":16.855589373744962,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.855589373744962,"endHours":17.855589373744962,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.855589373744962,"endHours":18.855589373744962,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.855589373744962,"endHours":19.855589373744962,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.855589373744962,"endHours":20.855589373744962,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.855589373744962,"endHours":21.855589373744962,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.855589373744962,"endHours":22.855589373744962,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.855589373744962,"endHours":23.855589373744962,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.855589373744962,"endHours":24.855589373744962,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.855589373744962,"endHours":25.855589373744962,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.855589373744962,"endHours":26.855589373744962,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.855589373744962,"endHours":27.855589373744962,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.855589373744962,"endHours":28.855589373744962,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.855589373744962,"endHours":29.855589373744962,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.855589373744962,"endHours":30.855589373744962,"planetary_lord":"Saturn"}],"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":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.740090547025332,"eotMinutes":10.131050600400467,"ayanamsa":23.8378}},"calendars":{"vikram_samvat":2055,"vikram_samvatsara":"Khara","saka_samvat":1920,"saka_samvatsara":"Bahudhānya","bengali_samvat":1405,"malayalam_era":1174,"nanakshahi_year":529,"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 2055 Khara · Śaka 1920 Bahudhānya"},"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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":"pune"},"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, 1998 CE · Pune, Maharashtra · Vidhyamitra","description":"December 1, 1998 CE for Pune, Maharashtra: Śukla Trayodaśī, sūryodaya 06:51, sūryāsta 17:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/pune/1998-12-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/pune/1998-12-01","sa":"https://sa.vidhyamitra.com/city/pune/1998-12-01","hi":"https://hi.vidhyamitra.com/city/pune/1998-12-01","x-default":"https://vidhyamitra.com/city/pune/1998-12-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T19:59:40.413Z","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":"2026-06-01T19:59:40.413Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T19:59:40.413Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}