{"id":"vidhyamitra:city-day:rishikesh:1977-11-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1977-11-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1977-11-23","date_display":"November 23, 1977 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":1977,"month":11,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443470.770833,"kali_year":5079,"ahargana":1855005.2708,"sun":{"sidereal_longitude":216.5826,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":6.2604,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":149.6778,"elapsed_within_tithi_degrees":5.6778},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":6.2604,"elapsed_within_degrees":6.2604},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":222.843},"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":1977,"month":11,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443470.770833,"ahargana":1855005.2708,"kali_year":5079,"ayanamsa_lahiri":23.5442,"grahas":{"sun":{"sidereal_longitude":217.088705,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":7.388204999999971,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":-1.0393},"mars":{"sidereal_longitude":105.954205,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":236.27000500000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":70.92540500000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":202.93270499999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":126.629705,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":172.8938,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":352.8938,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":1977,"month":11,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443470.770833,"kali_year":5079,"ahargana":1855005.2708,"sun":{"sidereal_longitude":216.5826,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":6.2604,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":149.6778,"elapsed_within_tithi_degrees":5.6778},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":6.2604,"elapsed_within_degrees":6.2604},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":222.843},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.039,"elongation":149.678},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.039,"opposition_distance":30.322}},"eclipse_window_40days":[]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"06:49","sunsetLocal":"17:19","solarNoonLocal":"12:04","dayLengthHours":10.491475960321445,"dayLengthDisplay":"10 Hours 29 Mins 29 Secs","nightLengthDisplay":"13 Hours 30 Mins 31 Secs","moonriseLocal":"15:35","moonsetLocal":"04:36","rahuKala":{"name":"Rāhu Kāla","start":"12:04","end":"13:23","startHours":12.06794159867017,"endHours":13.379376093710352,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:08","end":"09:27","startHours":8.13363811354963,"endHours":9.44507260858981,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:45","end":"12:04","startHours":10.756507103629989,"endHours":12.06794159867017,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:16","end":"09:37","startHours":9.270214675917785,"endHours":9.619930541261834,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:16","end":"07:32","startHours":7.259348450189508,"endHours":7.539121142464746,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:25","startHours":11.718225733326122,"endHours":12.41765746401422,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:25","end":"06:07","startHours":5.423340157133255,"endHours":6.122771887821352,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:57","end":"06:49","startHours":5.947913955149327,"endHours":6.822203618509448,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:31","startHours":13.81652092539041,"endHours":14.515952656078506,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.113679578830894,"endHours":17.513679578830892,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:45","startHours":17.313679578830893,"endHours":17.750824410510955,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.063679578830893,"endHours":18.813679578830893,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:25","startHours":23.718225733326122,"endHours":24.41765746401422,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:49","end":"08:08","startHours":6.822203618509448,"endHours":8.13363811354963,"quality":"auspicious"},{"name":"Amṛta","start":"08:08","end":"09:27","startHours":8.13363811354963,"endHours":9.44507260858981,"quality":"auspicious"},{"name":"Kāla","start":"09:27","end":"10:45","startHours":9.44507260858981,"endHours":10.756507103629989,"quality":"inauspicious"},{"name":"Śubha","start":"10:45","end":"12:04","startHours":10.756507103629989,"endHours":12.06794159867017,"quality":"auspicious"},{"name":"Roga","start":"12:04","end":"13:23","startHours":12.06794159867017,"endHours":13.379376093710352,"quality":"inauspicious"},{"name":"Udveg","start":"13:23","end":"14:41","startHours":13.379376093710352,"endHours":14.690810588750532,"quality":"inauspicious"},{"name":"Chala","start":"14:41","end":"16:00","startHours":14.690810588750532,"endHours":16.00224508379071,"quality":"neutral"},{"name":"Labha","start":"16:00","end":"17:19","startHours":16.00224508379071,"endHours":17.313679578830893,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:19","end":"19:00","startHours":17.313679578830893,"endHours":19.00224508379071,"quality":"inauspicious"},{"name":"Chala","start":"19:00","end":"20:41","startHours":19.00224508379071,"endHours":20.69081058875053,"quality":"neutral"},{"name":"Labha","start":"20:41","end":"22:23","startHours":20.69081058875053,"endHours":22.379376093710352,"quality":"auspicious"},{"name":"Amṛta","start":"22:23","end":"00:04","startHours":22.379376093710352,"endHours":24.06794159867017,"quality":"auspicious"},{"name":"Kāla","start":"00:04","end":"01:45","startHours":24.06794159867017,"endHours":25.75650710362999,"quality":"inauspicious"},{"name":"Śubha","start":"01:45","end":"03:27","startHours":25.75650710362999,"endHours":27.44507260858981,"quality":"auspicious"},{"name":"Roga","start":"03:27","end":"05:08","startHours":27.44507260858981,"endHours":29.13363811354963,"quality":"inauspicious"},{"name":"Udveg","start":"05:08","end":"06:49","startHours":29.13363811354963,"endHours":30.822203618509448,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:49","end":"07:49","startHours":6.822203618509448,"endHours":7.822203618509448,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:49","end":"08:49","startHours":7.822203618509448,"endHours":8.822203618509448,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:49","end":"09:49","startHours":8.822203618509448,"endHours":9.822203618509448,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:49","end":"10:49","startHours":9.822203618509448,"endHours":10.822203618509448,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:49","end":"11:49","startHours":10.822203618509448,"endHours":11.822203618509448,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:49","end":"12:49","startHours":11.822203618509448,"endHours":12.822203618509448,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:49","end":"13:49","startHours":12.822203618509448,"endHours":13.822203618509448,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:49","end":"14:49","startHours":13.822203618509448,"endHours":14.822203618509448,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:49","end":"15:49","startHours":14.822203618509448,"endHours":15.822203618509448,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:49","end":"16:49","startHours":15.822203618509448,"endHours":16.822203618509448,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:49","end":"17:49","startHours":16.822203618509448,"endHours":17.822203618509448,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:49","end":"18:49","startHours":17.822203618509448,"endHours":18.822203618509448,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:49","end":"19:49","startHours":18.822203618509448,"endHours":19.822203618509448,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:49","end":"20:49","startHours":19.822203618509448,"endHours":20.822203618509448,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:49","end":"21:49","startHours":20.822203618509448,"endHours":21.822203618509448,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:49","end":"22:49","startHours":21.822203618509448,"endHours":22.822203618509448,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:49","end":"23:49","startHours":22.822203618509448,"endHours":23.822203618509448,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:49","end":"00:49","startHours":23.822203618509448,"endHours":24.822203618509448,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:49","end":"01:49","startHours":24.822203618509448,"endHours":25.822203618509448,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:49","end":"02:49","startHours":25.822203618509448,"endHours":26.822203618509448,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:49","end":"03:49","startHours":26.822203618509448,"endHours":27.822203618509448,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:49","end":"04:49","startHours":27.822203618509448,"endHours":28.822203618509448,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:49","end":"05:49","startHours":28.822203618509448,"endHours":29.822203618509448,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:49","end":"06:49","startHours":29.822203618509448,"endHours":30.822203618509448,"planetary_lord":"Sun"}],"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":"South-West","anandadiYoga":{"name":"Mānasa","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":-20.280845500184004,"eotMinutes":12.853104079789782,"ayanamsa":23.5442}},"calendars":{"vikram_samvat":2034,"vikram_samvatsara":"Pramoda","saka_samvat":1899,"saka_samvatsara":"Piṅgala","bengali_samvat":1384,"malayalam_era":1153,"nanakshahi_year":508,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Kārtika","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Trayodaśī · Vikram 2034 Pramoda · Śaka 1899 Piṅgala"},"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":[{"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":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga November 23, 1977 CE · Ṛṣikeśa · Vidhyamitra","description":"November 23, 1977 CE for Ṛṣikeśa: Śukla Trayodaśī, sūryodaya 06:49, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1977-11-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1977-11-23","sa":"https://sa.vidhyamitra.com/city/rishikesh/1977-11-23","hi":"https://hi.vidhyamitra.com/city/rishikesh/1977-11-23","x-default":"https://vidhyamitra.com/city/rishikesh/1977-11-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T23:44:02.546Z","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":"2026-06-01T23:44:02.546Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T23:44:02.546Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}