{"id":"vidhyamitra:city-day:rishikesh:2027-01-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2027-01-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2027-01-04","date_display":"January 4, 2027 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":2027,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461409.770833,"kali_year":5128,"ahargana":1872944.2708,"sun":{"sidereal_longitude":258.9248,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":215.6176,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":316.6928,"elapsed_within_tithi_degrees":4.6928},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.6176,"elapsed_within_degrees":2.2843},"yoga":{"number":9,"name":"Śūla","sum_longitude":114.5424},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2027,"month":1,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461409.770833,"ahargana":1872944.2708,"kali_year":5128,"ayanamsa_lahiri":24.2303,"grahas":{"sun":{"sidereal_longitude":259.1996039999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":217.814304,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false,"latitude":-4.4929},"mars":{"sidereal_longitude":135.53140399999995,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":260.247304,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":121.789604,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":211.902604,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":344.284004,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":302.3993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":122.3993,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":2027,"month":1,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461409.770833,"kali_year":5128,"ahargana":1872944.2708,"sun":{"sidereal_longitude":258.9248,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":215.6176,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":316.6928,"elapsed_within_tithi_degrees":4.6928},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":215.6176,"elapsed_within_degrees":2.2843},"yoga":{"number":9,"name":"Śūla","sum_longitude":114.5424},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.493,"elongation":43.307},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.493,"opposition_distance":136.693}},"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":"07:14","sunsetLocal":"17:30","solarNoonLocal":"12:22","dayLengthHours":10.26754729607429,"dayLengthDisplay":"10 Hours 16 Mins 03 Secs","nightLengthDisplay":"13 Hours 43 Mins 57 Secs","moonriseLocal":"04:24","moonsetLocal":"14:49","rahuKala":{"name":"Rāhu Kāla","start":"08:31","end":"09:48","startHours":8.515561545061246,"endHours":9.799004957070533,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:05","end":"12:22","startHours":11.082448369079819,"endHours":12.365891781089104,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:39","end":"14:56","startHours":13.649335193098391,"endHours":14.932778605107679,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"09:58","startHours":9.627879168802627,"endHours":9.970130745338437,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:56","startHours":7.659932603721722,"endHours":7.933733864950369,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:42","startHours":12.023640204553294,"endHours":12.708143357624914,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:52","end":"06:33","startHours":5.863111826908721,"endHours":6.54761497998034,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:14","startHours":6.3764891917124356,"endHours":7.2321181330519595,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:46","startHours":14.077149663768154,"endHours":14.761652816839772,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:18","end":"17:42","startHours":17.29966542912625,"endHours":17.69966542912625,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:30","end":"17:56","startHours":17.49966542912625,"endHours":17.927479899796012,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:15","end":"19:00","startHours":17.24966542912625,"endHours":18.99966542912625,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:42","startHours":24.023640204553296,"endHours":24.708143357624913,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:14","end":"08:31","startHours":7.2321181330519595,"endHours":8.515561545061246,"quality":"auspicious"},{"name":"Kāla","start":"08:31","end":"09:48","startHours":8.515561545061246,"endHours":9.799004957070533,"quality":"inauspicious"},{"name":"Śubha","start":"09:48","end":"11:05","startHours":9.799004957070533,"endHours":11.082448369079819,"quality":"auspicious"},{"name":"Roga","start":"11:05","end":"12:22","startHours":11.082448369079819,"endHours":12.365891781089104,"quality":"inauspicious"},{"name":"Udveg","start":"12:22","end":"13:39","startHours":12.365891781089104,"endHours":13.649335193098391,"quality":"inauspicious"},{"name":"Chala","start":"13:39","end":"14:56","startHours":13.649335193098391,"endHours":14.932778605107679,"quality":"neutral"},{"name":"Labha","start":"14:56","end":"16:13","startHours":14.932778605107679,"endHours":16.216222017116962,"quality":"auspicious"},{"name":"Amṛta","start":"16:13","end":"17:30","startHours":16.216222017116962,"endHours":17.49966542912625,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:30","end":"19:13","startHours":17.49966542912625,"endHours":19.216222017116962,"quality":"neutral"},{"name":"Labha","start":"19:13","end":"20:56","startHours":19.216222017116962,"endHours":20.93277860510768,"quality":"auspicious"},{"name":"Amṛta","start":"20:56","end":"22:39","startHours":20.93277860510768,"endHours":22.64933519309839,"quality":"auspicious"},{"name":"Kāla","start":"22:39","end":"00:22","startHours":22.64933519309839,"endHours":24.365891781089104,"quality":"inauspicious"},{"name":"Śubha","start":"00:22","end":"02:05","startHours":24.365891781089104,"endHours":26.082448369079817,"quality":"auspicious"},{"name":"Roga","start":"02:05","end":"03:48","startHours":26.082448369079817,"endHours":27.79900495707053,"quality":"inauspicious"},{"name":"Udveg","start":"03:48","end":"05:31","startHours":27.79900495707053,"endHours":29.515561545061246,"quality":"inauspicious"},{"name":"Chala","start":"05:31","end":"07:14","startHours":29.515561545061246,"endHours":31.23211813305196,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.2321181330519595,"endHours":8.232118133051959,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.232118133051959,"endHours":9.232118133051959,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.232118133051959,"endHours":10.232118133051959,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.232118133051959,"endHours":11.232118133051959,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.232118133051959,"endHours":12.232118133051959,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.232118133051959,"endHours":13.232118133051959,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.232118133051959,"endHours":14.232118133051959,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.232118133051959,"endHours":15.232118133051959,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.232118133051959,"endHours":16.23211813305196,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.23211813305196,"endHours":17.23211813305196,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.23211813305196,"endHours":18.23211813305196,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.23211813305196,"endHours":19.23211813305196,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.23211813305196,"endHours":20.23211813305196,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.23211813305196,"endHours":21.23211813305196,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.23211813305196,"endHours":22.23211813305196,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.23211813305196,"endHours":23.23211813305196,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.23211813305196,"endHours":24.23211813305196,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.23211813305196,"endHours":25.23211813305196,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.23211813305196,"endHours":26.23211813305196,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.23211813305196,"endHours":27.23211813305196,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.23211813305196,"endHours":28.23211813305196,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.23211813305196,"endHours":29.23211813305196,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.23211813305196,"endHours":30.23211813305196,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.23211813305196,"endHours":31.23211813305196,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.759035296438928,"eotMinutes":-5.02390686534617,"ayanamsa":24.2303}},"calendars":{"vikram_samvat":2084,"vikram_samvatsara":"Raudra","saka_samvat":1949,"saka_samvatsara":"Plavaṅga","bengali_samvat":1434,"malayalam_era":1203,"nanakshahi_year":558,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Dvādaśī · Vikram 2084 Raudra · Śaka 1949 Plavaṅga"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 January 4, 2027 CE · Ṛṣikeśa · Vidhyamitra","description":"January 4, 2027 CE for Ṛṣikeśa: Kṛṣṇa Dvādaśī, sūryodaya 07:14, sūryāsta 17:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2027-01-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2027-01-04","sa":"https://sa.vidhyamitra.com/city/rishikesh/2027-01-04","hi":"https://hi.vidhyamitra.com/city/rishikesh/2027-01-04","x-default":"https://vidhyamitra.com/city/rishikesh/2027-01-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T21:08:05.495Z","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":"2026-05-14T21:08:05.495Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T21:08:05.495Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}