{"id":"vidhyamitra:city-day:rishikesh:2055-12-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2055-12-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2055-12-30","date_display":"December 30, 2055 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":2055,"month":12,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2471996.770833,"kali_year":5157,"ahargana":1883531.2708,"sun":{"sidereal_longitude":253.2662,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":27.1721,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":133.9059,"elapsed_within_tithi_degrees":1.9059},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":27.1721,"elapsed_within_degrees":0.5054},"yoga":{"number":22,"name":"Sādhya","sum_longitude":280.4383},"karana":{"half_tithi_index":22,"name":"Bava"},"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":2055,"month":12,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2471996.770833,"ahargana":1883531.2708,"kali_year":5157,"ayanamsa_lahiri":24.6352,"grahas":{"sun":{"sidereal_longitude":253.65880200000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":28.47220199999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":-4.3313},"mars":{"sidereal_longitude":243.9969020000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":267.028002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":261.88880199999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":217.073402,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":338.237602,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":101.4491,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":281.4491,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"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":2055,"month":12,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2471996.770833,"kali_year":5157,"ahargana":1883531.2708,"sun":{"sidereal_longitude":253.2662,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":27.1721,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":133.9059,"elapsed_within_tithi_degrees":1.9059},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":27.1721,"elapsed_within_degrees":0.5054},"yoga":{"number":22,"name":"Sādhya","sum_longitude":280.4383},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.331,"elongation":133.906},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.331,"opposition_distance":46.094}},"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":"07:13","sunsetLocal":"17:27","solarNoonLocal":"12:20","dayLengthHours":10.228880731054886,"dayLengthDisplay":"10 Hours 13 Mins 44 Secs","nightLengthDisplay":"13 Hours 46 Mins 16 Secs","moonriseLocal":"14:31","moonsetLocal":"04:07","rahuKala":{"name":"Rāhu Kāla","start":"13:36","end":"14:53","startHours":13.607491666386398,"endHours":14.886101757768259,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:13","end":"08:30","startHours":7.214441209477093,"endHours":8.493051300858955,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:46","end":"11:03","startHours":9.771661392240816,"endHours":11.050271483622677,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:57","startHours":9.601180046723233,"endHours":9.942142737758395,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:38","end":"07:55","startHours":7.640644573271047,"endHours":7.913414726099177,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:40","startHours":11.987918883969375,"endHours":12.6698442660397,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:32","startHours":5.850590445336442,"endHours":6.532515827406767,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:13","startHours":6.362034481889186,"endHours":7.214441209477093,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:02","end":"14:43","startHours":14.03369503018035,"endHours":14.715620412250676,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.24332194053198,"endHours":17.64332194053198,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:52","startHours":17.44332194053198,"endHours":17.869525304325933,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.19332194053198,"endHours":18.94332194053198,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:40","startHours":23.987918883969375,"endHours":24.6698442660397,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:13","end":"08:30","startHours":7.214441209477093,"endHours":8.493051300858955,"quality":"auspicious"},{"name":"Roga","start":"08:30","end":"09:46","startHours":8.493051300858955,"endHours":9.771661392240816,"quality":"inauspicious"},{"name":"Udveg","start":"09:46","end":"11:03","startHours":9.771661392240816,"endHours":11.050271483622677,"quality":"inauspicious"},{"name":"Chala","start":"11:03","end":"12:20","startHours":11.050271483622677,"endHours":12.328881575004537,"quality":"neutral"},{"name":"Labha","start":"12:20","end":"13:36","startHours":12.328881575004537,"endHours":13.607491666386398,"quality":"auspicious"},{"name":"Amṛta","start":"13:36","end":"14:53","startHours":13.607491666386398,"endHours":14.886101757768259,"quality":"auspicious"},{"name":"Kāla","start":"14:53","end":"16:10","startHours":14.886101757768259,"endHours":16.16471184915012,"quality":"inauspicious"},{"name":"Śubha","start":"16:10","end":"17:27","startHours":16.16471184915012,"endHours":17.44332194053198,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:27","end":"19:10","startHours":17.44332194053198,"endHours":19.16471184915012,"quality":"auspicious"},{"name":"Kāla","start":"19:10","end":"20:53","startHours":19.16471184915012,"endHours":20.88610175776826,"quality":"inauspicious"},{"name":"Śubha","start":"20:53","end":"22:36","startHours":20.88610175776826,"endHours":22.607491666386398,"quality":"auspicious"},{"name":"Roga","start":"22:36","end":"00:20","startHours":22.607491666386398,"endHours":24.328881575004537,"quality":"inauspicious"},{"name":"Udveg","start":"00:20","end":"02:03","startHours":24.328881575004537,"endHours":26.050271483622677,"quality":"inauspicious"},{"name":"Chala","start":"02:03","end":"03:46","startHours":26.050271483622677,"endHours":27.771661392240816,"quality":"neutral"},{"name":"Labha","start":"03:46","end":"05:30","startHours":27.771661392240816,"endHours":29.493051300858955,"quality":"auspicious"},{"name":"Amṛta","start":"05:30","end":"07:13","startHours":29.493051300858955,"endHours":31.214441209477094,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:13","end":"08:13","startHours":7.214441209477093,"endHours":8.214441209477094,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:13","end":"09:13","startHours":8.214441209477094,"endHours":9.214441209477094,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:13","end":"10:13","startHours":9.214441209477094,"endHours":10.214441209477094,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:13","end":"11:13","startHours":10.214441209477094,"endHours":11.214441209477094,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:13","end":"12:13","startHours":11.214441209477094,"endHours":12.214441209477094,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:13","end":"13:13","startHours":12.214441209477094,"endHours":13.214441209477094,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:13","end":"14:13","startHours":13.214441209477094,"endHours":14.214441209477094,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:13","end":"15:13","startHours":14.214441209477094,"endHours":15.214441209477094,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:13","end":"16:13","startHours":15.214441209477094,"endHours":16.214441209477094,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:13","end":"17:13","startHours":16.214441209477094,"endHours":17.214441209477094,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:13","end":"18:13","startHours":17.214441209477094,"endHours":18.214441209477094,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:13","end":"19:13","startHours":18.214441209477094,"endHours":19.214441209477094,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:13","end":"20:13","startHours":19.214441209477094,"endHours":20.214441209477094,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:13","end":"21:13","startHours":20.214441209477094,"endHours":21.214441209477094,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:13","end":"22:13","startHours":21.214441209477094,"endHours":22.214441209477094,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:13","end":"23:13","startHours":22.214441209477094,"endHours":23.214441209477094,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:13","end":"00:13","startHours":23.214441209477094,"endHours":24.214441209477094,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:13","end":"01:13","startHours":24.214441209477094,"endHours":25.214441209477094,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:13","end":"02:13","startHours":25.214441209477094,"endHours":26.214441209477094,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:13","end":"03:13","startHours":26.214441209477094,"endHours":27.214441209477094,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:13","end":"04:13","startHours":27.214441209477094,"endHours":28.214441209477094,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:13","end":"05:13","startHours":28.214441209477094,"endHours":29.214441209477094,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:13","end":"06:13","startHours":29.214441209477094,"endHours":30.214441209477094,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:13","end":"07:13","startHours":30.214441209477094,"endHours":31.214441209477094,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","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":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"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":-23.176976473590702,"eotMinutes":-2.803294500272213,"ayanamsa":24.6352}},"calendars":{"vikram_samvat":2112,"vikram_samvatsara":"Sarvadhāri","saka_samvat":1977,"saka_samvatsara":"Yuva","bengali_samvat":1462,"malayalam_era":1231,"nanakshahi_year":586,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","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 Śukla Dvādaśī · Vikram 2112 Sarvadhāri · Śaka 1977 Yuva"},"festivals":[],"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":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","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 December 30, 2055 CE · Ṛṣikeśa · Vidhyamitra","description":"December 30, 2055 CE for Ṛṣikeśa: Śukla Dvādaśī, sūryodaya 07:13, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2055-12-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2055-12-30","sa":"https://sa.vidhyamitra.com/city/rishikesh/2055-12-30","hi":"https://hi.vidhyamitra.com/city/rishikesh/2055-12-30","x-default":"https://vidhyamitra.com/city/rishikesh/2055-12-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T18:29:20.628Z","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":"2026-05-31T18:29:20.628Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T18:29:20.628Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}