{"id":"vidhyamitra:city-day:ayodhya:1999-12-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1999-12-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1999-12-31","date_display":"December 31, 1999 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":1999,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451543.770833,"kali_year":5101,"ahargana":1863078.2708,"sun":{"sidereal_longitude":254.7984,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":178.613,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":283.8146,"elapsed_within_tithi_degrees":7.8146},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":178.613,"elapsed_within_degrees":5.2797},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.4114},"karana":{"half_tithi_index":47,"name":"Gara"},"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":1999,"month":12,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451543.770833,"ahargana":1863078.2708,"kali_year":5101,"ayanamsa_lahiri":23.853,"grahas":{"sun":{"sidereal_longitude":255.045657,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":181.81485700000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":4.3136},"mars":{"sidereal_longitude":302.981857,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":245.77695700000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":1.3469569999999749,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":215.95395699999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":16.490756999999974,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":105.1475,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":285.1475,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1999,"month":12,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451543.770833,"kali_year":5101,"ahargana":1863078.2708,"sun":{"sidereal_longitude":254.7984,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":178.613,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":283.8146,"elapsed_within_tithi_degrees":7.8146},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":178.613,"elapsed_within_degrees":5.2797},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.4114},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.314,"elongation":76.185},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.314,"opposition_distance":103.815}},"eclipse_window_40days":[]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:50","sunsetLocal":"17:19","solarNoonLocal":"12:04","dayLengthHours":10.4762992334431,"dayLengthDisplay":"10 Hours 28 Mins 35 Secs","nightLengthDisplay":"13 Hours 31 Mins 25 Secs","moonriseLocal":"01:29","moonsetLocal":"12:54","rahuKala":{"name":"Rāhu Kāla","start":"10:46","end":"12:04","startHours":10.76446651121637,"endHours":12.074003915396755,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:42","end":"16:00","startHours":14.69307872375753,"endHours":16.00261612793792,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:09","end":"09:27","startHours":8.145391702855594,"endHours":9.45492910703598,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:38","startHours":9.28032411981193,"endHours":9.629534094260032,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:16","end":"07:33","startHours":7.272366766735335,"endHours":7.551734746293818,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:25","startHours":11.724793940948652,"endHours":12.423213889844858,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:08","startHours":5.439014400882792,"endHours":6.137434349778999,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:50","startHours":5.962829362554947,"endHours":6.835854298675206,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:31","startHours":13.820053787637274,"endHours":14.518473736533481,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.112153532118306,"endHours":17.512153532118305,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:45","startHours":17.312153532118305,"endHours":17.748666000178435,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.062153532118305,"endHours":18.812153532118305,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:25","startHours":23.72479394094865,"endHours":24.42321388984486,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:50","end":"08:09","startHours":6.835854298675206,"endHours":8.145391702855594,"quality":"neutral"},{"name":"Labha","start":"08:09","end":"09:27","startHours":8.145391702855594,"endHours":9.45492910703598,"quality":"auspicious"},{"name":"Amṛta","start":"09:27","end":"10:46","startHours":9.45492910703598,"endHours":10.76446651121637,"quality":"auspicious"},{"name":"Kāla","start":"10:46","end":"12:04","startHours":10.76446651121637,"endHours":12.074003915396755,"quality":"inauspicious"},{"name":"Śubha","start":"12:04","end":"13:23","startHours":12.074003915396755,"endHours":13.383541319577144,"quality":"auspicious"},{"name":"Roga","start":"13:23","end":"14:42","startHours":13.383541319577144,"endHours":14.69307872375753,"quality":"inauspicious"},{"name":"Udveg","start":"14:42","end":"16:00","startHours":14.69307872375753,"endHours":16.00261612793792,"quality":"inauspicious"},{"name":"Chala","start":"16:00","end":"17:19","startHours":16.00261612793792,"endHours":17.312153532118305,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:19","end":"19:00","startHours":17.312153532118305,"endHours":19.00261612793792,"quality":"inauspicious"},{"name":"Udveg","start":"19:00","end":"20:42","startHours":19.00261612793792,"endHours":20.69307872375753,"quality":"inauspicious"},{"name":"Chala","start":"20:42","end":"22:23","startHours":20.69307872375753,"endHours":22.38354131957714,"quality":"neutral"},{"name":"Labha","start":"22:23","end":"00:04","startHours":22.38354131957714,"endHours":24.074003915396755,"quality":"auspicious"},{"name":"Amṛta","start":"00:04","end":"01:46","startHours":24.074003915396755,"endHours":25.76446651121637,"quality":"auspicious"},{"name":"Kāla","start":"01:46","end":"03:27","startHours":25.76446651121637,"endHours":27.45492910703598,"quality":"inauspicious"},{"name":"Śubha","start":"03:27","end":"05:09","startHours":27.45492910703598,"endHours":29.14539170285559,"quality":"auspicious"},{"name":"Roga","start":"05:09","end":"06:50","startHours":29.14539170285559,"endHours":30.835854298675205,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:50","end":"07:50","startHours":6.835854298675206,"endHours":7.835854298675206,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:50","end":"08:50","startHours":7.835854298675206,"endHours":8.835854298675205,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:50","end":"09:50","startHours":8.835854298675205,"endHours":9.835854298675205,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:50","end":"10:50","startHours":9.835854298675205,"endHours":10.835854298675205,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:50","end":"11:50","startHours":10.835854298675205,"endHours":11.835854298675205,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:50","end":"12:50","startHours":11.835854298675205,"endHours":12.835854298675205,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:50","end":"13:50","startHours":12.835854298675205,"endHours":13.835854298675205,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:50","end":"14:50","startHours":13.835854298675205,"endHours":14.835854298675205,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:50","end":"15:50","startHours":14.835854298675205,"endHours":15.835854298675205,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:50","end":"16:50","startHours":15.835854298675205,"endHours":16.835854298675205,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:50","end":"17:50","startHours":16.835854298675205,"endHours":17.835854298675205,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:50","end":"18:50","startHours":17.835854298675205,"endHours":18.835854298675205,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:50","end":"19:50","startHours":18.835854298675205,"endHours":19.835854298675205,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:50","end":"20:50","startHours":19.835854298675205,"endHours":20.835854298675205,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:50","end":"21:50","startHours":20.835854298675205,"endHours":21.835854298675205,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:50","end":"22:50","startHours":21.835854298675205,"endHours":22.835854298675205,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:50","end":"23:50","startHours":22.835854298675205,"endHours":23.835854298675205,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:50","end":"00:50","startHours":23.835854298675205,"endHours":24.835854298675205,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:50","end":"01:50","startHours":24.835854298675205,"endHours":25.835854298675205,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:50","end":"02:50","startHours":25.835854298675205,"endHours":26.835854298675205,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:50","end":"03:50","startHours":26.835854298675205,"endHours":27.835854298675205,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:50","end":"04:50","startHours":27.835854298675205,"endHours":28.835854298675205,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:50","end":"05:50","startHours":28.835854298675205,"endHours":29.835854298675205,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:50","end":"06:50","startHours":29.835854298675205,"endHours":30.835854298675205,"planetary_lord":"Mars"}],"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":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"South-East","anandadiYoga":{"name":"Dhvānkṣa","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":-23.137879881693568,"eotMinutes":-3.2562349238053434,"ayanamsa":23.853}},"calendars":{"vikram_samvat":2056,"vikram_samvatsara":"Nandana","saka_samvat":1921,"saka_samvatsara":"Pramāthi","bengali_samvat":1406,"malayalam_era":1175,"nanakshahi_year":530,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","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":"Pauṣa Kṛṣṇa Navamī · Vikram 2056 Nandana · Śaka 1921 Pramāthi"},"festivals":[],"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":[]},"validity":{"eternal":false,"location_specific":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 31, 1999 CE · Ayodhyā · Vidhyamitra","description":"December 31, 1999 CE for Ayodhyā: Kṛṣṇa Navamī, sūryodaya 06:50, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1999-12-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1999-12-31","sa":"https://sa.vidhyamitra.com/city/ayodhya/1999-12-31","hi":"https://hi.vidhyamitra.com/city/ayodhya/1999-12-31","x-default":"https://vidhyamitra.com/city/ayodhya/1999-12-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T03:35:31.487Z","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":"2026-06-01T03:35:31.487Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T03:35:31.487Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}