{"id":"vidhyamitra:city-day:rishikesh:2084-12-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2084-12-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2084-12-28","date_display":"December 28, 2084 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":2084,"month":12,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2482587.770833,"kali_year":5186,"ahargana":1894122.2708,"sun":{"sidereal_longitude":251.7202,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":259.3861,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":7.6659,"elapsed_within_tithi_degrees":7.6659},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":259.3861,"elapsed_within_degrees":6.0527},"yoga":{"number":12,"name":"Dhruva","sum_longitude":151.1062},"karana":{"half_tithi_index":1,"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":2084,"month":12,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2482587.770833,"ahargana":1894122.2708,"kali_year":5186,"ayanamsa_lahiri":25.0403,"grahas":{"sun":{"sidereal_longitude":252.194748,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":261.49974799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false,"latitude":-0.0707},"mars":{"sidereal_longitude":17.059847999999988,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":235.23714799999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":75.17764799999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":234.559748,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":332.52244799999994,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":260.2869,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":80.2869,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":2084,"month":12,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2482587.770833,"kali_year":5186,"ahargana":1894122.2708,"sun":{"sidereal_longitude":251.7202,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":259.3861,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":7.6659,"elapsed_within_tithi_degrees":7.6659},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":259.3861,"elapsed_within_degrees":6.0527},"yoga":{"number":12,"name":"Dhruva","sum_longitude":151.1062},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.071,"elongation":7.666},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.071,"opposition_distance":172.334}},"eclipse_window_40days":[{"offset_days":14,"type":"lunar","occurs":true,"moon_latitude":-0.698,"opposition_distance":2.36}]},"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":"07:12","sunsetLocal":"17:26","solarNoonLocal":"12:19","dayLengthHours":10.223129171446992,"dayLengthDisplay":"10 Hours 13 Mins 23 Secs","nightLengthDisplay":"13 Hours 46 Mins 37 Secs","moonriseLocal":"07:48","moonsetLocal":"18:04","rahuKala":{"name":"Rāhu Kāla","start":"13:35","end":"14:52","startHours":13.591502887502331,"endHours":14.869394033933204,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:12","end":"08:29","startHours":7.2020471553479615,"endHours":8.479938301778835,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:45","end":"11:02","startHours":9.757829448209709,"endHours":11.035720594640583,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:56","startHours":9.587443962018927,"endHours":9.928214934400494,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:38","end":"07:54","startHours":7.6280108708249195,"endHours":7.900627648730173,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:39","startHours":11.972840768689892,"endHours":12.654382713453025,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:50","end":"06:31","startHours":5.838963265821696,"endHours":6.520505210584829,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:21","end":"07:12","startHours":6.3501197243940455,"endHours":7.2020471553479615,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:42","startHours":14.01746660297929,"endHours":14.699008547742423,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:14","end":"17:38","startHours":17.225176326794955,"endHours":17.625176326794953,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:26","end":"17:51","startHours":17.425176326794954,"endHours":17.85114004227191,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:11","end":"18:56","startHours":17.175176326794954,"endHours":18.925176326794954,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:39","startHours":23.972840768689892,"endHours":24.654382713453025,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:12","end":"08:29","startHours":7.2020471553479615,"endHours":8.479938301778835,"quality":"auspicious"},{"name":"Roga","start":"08:29","end":"09:45","startHours":8.479938301778835,"endHours":9.757829448209709,"quality":"inauspicious"},{"name":"Udveg","start":"09:45","end":"11:02","startHours":9.757829448209709,"endHours":11.035720594640583,"quality":"inauspicious"},{"name":"Chala","start":"11:02","end":"12:19","startHours":11.035720594640583,"endHours":12.313611741071458,"quality":"neutral"},{"name":"Labha","start":"12:19","end":"13:35","startHours":12.313611741071458,"endHours":13.591502887502331,"quality":"auspicious"},{"name":"Amṛta","start":"13:35","end":"14:52","startHours":13.591502887502331,"endHours":14.869394033933204,"quality":"auspicious"},{"name":"Kāla","start":"14:52","end":"16:09","startHours":14.869394033933204,"endHours":16.14728518036408,"quality":"inauspicious"},{"name":"Śubha","start":"16:09","end":"17:26","startHours":16.14728518036408,"endHours":17.425176326794954,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:26","end":"19:09","startHours":17.425176326794954,"endHours":19.14728518036408,"quality":"auspicious"},{"name":"Kāla","start":"19:09","end":"20:52","startHours":19.14728518036408,"endHours":20.869394033933204,"quality":"inauspicious"},{"name":"Śubha","start":"20:52","end":"22:35","startHours":20.869394033933204,"endHours":22.591502887502333,"quality":"auspicious"},{"name":"Roga","start":"22:35","end":"00:19","startHours":22.591502887502333,"endHours":24.31361174107146,"quality":"inauspicious"},{"name":"Udveg","start":"00:19","end":"02:02","startHours":24.31361174107146,"endHours":26.035720594640583,"quality":"inauspicious"},{"name":"Chala","start":"02:02","end":"03:45","startHours":26.035720594640583,"endHours":27.757829448209712,"quality":"neutral"},{"name":"Labha","start":"03:45","end":"05:29","startHours":27.757829448209712,"endHours":29.479938301778837,"quality":"auspicious"},{"name":"Amṛta","start":"05:29","end":"07:12","startHours":29.479938301778837,"endHours":31.202047155347962,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:12","end":"08:12","startHours":7.2020471553479615,"endHours":8.202047155347962,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:12","end":"09:12","startHours":8.202047155347962,"endHours":9.202047155347962,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:12","end":"10:12","startHours":9.202047155347962,"endHours":10.202047155347962,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:12","end":"11:12","startHours":10.202047155347962,"endHours":11.202047155347962,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:12","end":"12:12","startHours":11.202047155347962,"endHours":12.202047155347962,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:12","end":"13:12","startHours":12.202047155347962,"endHours":13.202047155347962,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:12","end":"14:12","startHours":13.202047155347962,"endHours":14.202047155347962,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:12","end":"15:12","startHours":14.202047155347962,"endHours":15.202047155347962,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:12","end":"16:12","startHours":15.202047155347962,"endHours":16.202047155347962,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:12","end":"17:12","startHours":16.202047155347962,"endHours":17.202047155347962,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:12","end":"18:12","startHours":17.202047155347962,"endHours":18.202047155347962,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:12","end":"19:12","startHours":18.202047155347962,"endHours":19.202047155347962,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:12","end":"20:12","startHours":19.202047155347962,"endHours":20.202047155347962,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:12","end":"21:12","startHours":20.202047155347962,"endHours":21.202047155347962,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:12","end":"22:12","startHours":21.202047155347962,"endHours":22.202047155347962,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:12","end":"23:12","startHours":22.202047155347962,"endHours":23.202047155347962,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:12","end":"00:12","startHours":23.202047155347962,"endHours":24.202047155347962,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:12","end":"01:12","startHours":24.202047155347962,"endHours":25.202047155347962,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:12","end":"02:12","startHours":25.202047155347962,"endHours":26.202047155347962,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:12","end":"03:12","startHours":26.202047155347962,"endHours":27.202047155347962,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:12","end":"04:12","startHours":27.202047155347962,"endHours":28.202047155347962,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:12","end":"05:12","startHours":28.202047155347962,"endHours":29.202047155347962,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:12","end":"06:12","startHours":29.202047155347962,"endHours":30.202047155347962,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:12","end":"07:12","startHours":30.202047155347962,"endHours":31.202047155347962,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Śrīvatsa","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":-23.238887847927113,"eotMinutes":-1.8871044642874448,"ayanamsa":25.0403}},"calendars":{"vikram_samvat":2141,"vikram_samvatsara":"Piṅgala","saka_samvat":2006,"saka_samvatsara":"Krodhi","bengali_samvat":1491,"malayalam_era":1260,"nanakshahi_year":615,"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 Pratipada · Vikram 2141 Piṅgala · Śaka 2006 Krodhi"},"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":[]},"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 28, 2084 CE · Ṛṣikeśa · Vidhyamitra","description":"December 28, 2084 CE for Ṛṣikeśa: Śukla Pratipada, sūryodaya 07:12, sūryāsta 17:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2084-12-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2084-12-28","sa":"https://sa.vidhyamitra.com/city/rishikesh/2084-12-28","hi":"https://hi.vidhyamitra.com/city/rishikesh/2084-12-28","x-default":"https://vidhyamitra.com/city/rishikesh/2084-12-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T23:54:23.362Z","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":"2026-05-30T23:54:23.362Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T23:54:23.362Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}