{"id":"vidhyamitra:city-day:bareilly:1973-09-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/bareilly/1973-09-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1973-09-13","date_display":"September 13, 1973 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":1973,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441938.770833,"kali_year":5075,"ahargana":1853473.2708,"sun":{"sidereal_longitude":145.9639,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":330.2749,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":184.311,"elapsed_within_tithi_degrees":4.311},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4,"moon_longitude":330.2749,"elapsed_within_degrees":10.2749},"yoga":{"number":9,"name":"Śūla","sum_longitude":116.2388},"karana":{"half_tithi_index":30,"name":"Bālava"},"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":1973,"month":9,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441938.770833,"ahargana":1853473.2708,"kali_year":5075,"ayanamsa_lahiri":23.4856,"grahas":{"sun":{"sidereal_longitude":146.62343900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":331.457939,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false,"latitude":4.37},"mars":{"sidereal_longitude":15.766438999999991,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":155.71453900000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":279.51483899999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":186.50223900000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":70.44293900000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":254.0666,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":74.0666,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"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":1973,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441938.770833,"kali_year":5075,"ahargana":1853473.2708,"sun":{"sidereal_longitude":145.9639,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":330.2749,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":184.311,"elapsed_within_tithi_degrees":4.311},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4,"moon_longitude":330.2749,"elapsed_within_degrees":10.2749},"yoga":{"number":9,"name":"Śūla","sum_longitude":116.2388},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.37,"elongation":175.689},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.37,"opposition_distance":4.311}},"eclipse_window_40days":[]},"city":{"slug":"bareilly","name":"Bareilly, Uttar Pradesh","lat":28.367,"lon":79.4304,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"bareilly","name":"Bareilly, Uttar Pradesh","lat":28.367,"lon":79.4304,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"05:55","sunsetLocal":"18:20","solarNoonLocal":"12:08","dayLengthHours":12.409186095397908,"dayLengthDisplay":"12 Hours 24 Mins 33 Secs","nightLengthDisplay":"11 Hours 35 Mins 27 Secs","moonriseLocal":"18:29","moonsetLocal":"06:25","rahuKala":{"name":"Rāhu Kāla","start":"13:41","end":"15:14","startHours":13.676557079760304,"endHours":15.227705341685043,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:55","end":"07:28","startHours":5.9208157701366115,"endHours":7.47196403206135,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:01","end":"10:34","startHours":9.023112293986088,"endHours":10.574260555910827,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:49","end":"09:14","startHours":8.816292525729457,"endHours":9.229932062242721,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:26","end":"06:46","startHours":6.437865190778191,"endHours":6.768776819988802,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:32","startHours":11.711769281322303,"endHours":12.53904835434883,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:16","end":"05:06","startHours":4.266257624083557,"endHours":5.093536697110085,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:53","end":"05:55","startHours":4.886716928853453,"endHours":5.9208157701366115,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:12","end":"15:01","startHours":14.193606500401884,"endHours":15.020885573428412,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:08","end":"18:32","startHours":18.13000186553452,"endHours":18.53000186553452,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:20","end":"18:51","startHours":18.33000186553452,"endHours":18.8470512861761,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:05","end":"19:50","startHours":18.08000186553452,"endHours":19.83000186553452,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:32","startHours":23.711769281322304,"endHours":24.53904835434883,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:55","end":"07:28","startHours":5.9208157701366115,"endHours":7.47196403206135,"quality":"auspicious"},{"name":"Roga","start":"07:28","end":"09:01","startHours":7.47196403206135,"endHours":9.023112293986088,"quality":"inauspicious"},{"name":"Udveg","start":"09:01","end":"10:34","startHours":9.023112293986088,"endHours":10.574260555910827,"quality":"inauspicious"},{"name":"Chala","start":"10:34","end":"12:08","startHours":10.574260555910827,"endHours":12.125408817835567,"quality":"neutral"},{"name":"Labha","start":"12:08","end":"13:41","startHours":12.125408817835567,"endHours":13.676557079760304,"quality":"auspicious"},{"name":"Amṛta","start":"13:41","end":"15:14","startHours":13.676557079760304,"endHours":15.227705341685043,"quality":"auspicious"},{"name":"Kāla","start":"15:14","end":"16:47","startHours":15.227705341685043,"endHours":16.778853603609782,"quality":"inauspicious"},{"name":"Śubha","start":"16:47","end":"18:20","startHours":16.778853603609782,"endHours":18.33000186553452,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:20","end":"19:47","startHours":18.33000186553452,"endHours":19.778853603609782,"quality":"auspicious"},{"name":"Kāla","start":"19:47","end":"21:14","startHours":19.778853603609782,"endHours":21.22770534168504,"quality":"inauspicious"},{"name":"Śubha","start":"21:14","end":"22:41","startHours":21.22770534168504,"endHours":22.676557079760304,"quality":"auspicious"},{"name":"Roga","start":"22:41","end":"00:08","startHours":22.676557079760304,"endHours":24.125408817835567,"quality":"inauspicious"},{"name":"Udveg","start":"00:08","end":"01:34","startHours":24.125408817835567,"endHours":25.574260555910826,"quality":"inauspicious"},{"name":"Chala","start":"01:34","end":"03:01","startHours":25.574260555910826,"endHours":27.023112293986088,"quality":"neutral"},{"name":"Labha","start":"03:01","end":"04:28","startHours":27.023112293986088,"endHours":28.47196403206135,"quality":"auspicious"},{"name":"Amṛta","start":"04:28","end":"05:55","startHours":28.47196403206135,"endHours":29.920815770136613,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:55","end":"06:55","startHours":5.9208157701366115,"endHours":6.9208157701366115,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:55","end":"07:55","startHours":6.9208157701366115,"endHours":7.9208157701366115,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:55","end":"08:55","startHours":7.9208157701366115,"endHours":8.920815770136612,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:55","end":"09:55","startHours":8.920815770136612,"endHours":9.920815770136612,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:55","end":"10:55","startHours":9.920815770136612,"endHours":10.920815770136612,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:55","end":"11:55","startHours":10.920815770136612,"endHours":11.920815770136612,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:55","end":"12:55","startHours":11.920815770136612,"endHours":12.920815770136612,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:55","end":"13:55","startHours":12.920815770136612,"endHours":13.920815770136612,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:55","end":"14:55","startHours":13.920815770136612,"endHours":14.920815770136612,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:55","end":"15:55","startHours":14.920815770136612,"endHours":15.920815770136612,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:55","end":"16:55","startHours":15.920815770136612,"endHours":16.920815770136613,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:55","end":"17:55","startHours":16.920815770136613,"endHours":17.920815770136613,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:55","end":"18:55","startHours":17.920815770136613,"endHours":18.920815770136613,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:55","end":"19:55","startHours":18.920815770136613,"endHours":19.920815770136613,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:55","end":"20:55","startHours":19.920815770136613,"endHours":20.920815770136613,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:55","end":"21:55","startHours":20.920815770136613,"endHours":21.920815770136613,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:55","end":"22:55","startHours":21.920815770136613,"endHours":22.920815770136613,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:55","end":"23:55","startHours":22.920815770136613,"endHours":23.920815770136613,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:55","end":"00:55","startHours":23.920815770136613,"endHours":24.920815770136613,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:55","end":"01:55","startHours":24.920815770136613,"endHours":25.920815770136613,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:55","end":"02:55","startHours":25.920815770136613,"endHours":26.920815770136613,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:55","end":"03:55","startHours":26.920815770136613,"endHours":27.920815770136613,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:55","end":"04:55","startHours":27.920815770136613,"endHours":28.920815770136613,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:55","end":"05:55","startHours":28.920815770136613,"endHours":29.920815770136613,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":3.917497615429139,"eotMinutes":4.753870929866006,"ayanamsa":23.4856}},"calendars":{"vikram_samvat":2030,"vikram_samvatsara":"Akṣaya","saka_samvat":1895,"saka_samvatsara":"Pramādī","bengali_samvat":1380,"malayalam_era":1149,"nanakshahi_year":504,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Pratipada · Vikram 2030 Akṣaya · Śaka 1895 Pramādī"},"festivals":[{"id":"pitra-paksha-start","name":"Pitṛ-Pakṣa Start","name_sanskrit":"पितृ पक्ष आरम्भ","tradition":"Pan-Hindu","associated_deity":"Pitṛ-gaṇa","significance":"Begin 16-day śrāddha period for ancestors. Bhādrapada Pūrṇimā next-day.","vrata":true,"detection":{"tithi_number":16,"tithi_paksha":"Kṛṣṇa","lunar_month":"Bhādrapada"},"precedence":2},{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"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":[]},"validity":{"eternal":false,"location_specific":"bareilly"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 13, 1973 CE · Bareilly, Uttar Pradesh · Vidhyamitra","description":"September 13, 1973 CE for Bareilly, Uttar Pradesh: Kṛṣṇa Pratipada, sūryodaya 05:55, sūryāsta 18:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/bareilly/1973-09-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/bareilly/1973-09-13","sa":"https://sa.vidhyamitra.com/city/bareilly/1973-09-13","hi":"https://hi.vidhyamitra.com/city/bareilly/1973-09-13","x-default":"https://vidhyamitra.com/city/bareilly/1973-09-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T12:24:31.053Z","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":"2026-05-24T12:24:31.053Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T12:24:31.053Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}