{"id":"vidhyamitra:city-day:shimla:2001-01-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/shimla/2001-01-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2001-01-20","date_display":"January 20, 2001 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":2001,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451929.770833,"kali_year":5102,"ahargana":1863464.2708,"sun":{"sidereal_longitude":276.1079,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":224.6738,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":308.5659,"elapsed_within_tithi_degrees":8.5659},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.6738,"elapsed_within_degrees":11.3405},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":140.7817},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2001,"month":1,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451929.770833,"ahargana":1863464.2708,"kali_year":5102,"ayanamsa_lahiri":23.8677,"grahas":{"sun":{"sidereal_longitude":276.1803090000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":227.08830899999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false,"latitude":2.8921},"mars":{"sidereal_longitude":202.00410899999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":291.727309,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":37.33600899999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":323.226809,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":30.123309000000006,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":84.6953,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":264.6953,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"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":2001,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451929.770833,"kali_year":5102,"ahargana":1863464.2708,"sun":{"sidereal_longitude":276.1079,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":224.6738,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":308.5659,"elapsed_within_tithi_degrees":8.5659},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.6738,"elapsed_within_degrees":11.3405},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":140.7817},"karana":{"half_tithi_index":51,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.892,"elongation":51.434},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.892,"opposition_distance":128.566}},"eclipse_window_40days":[{"offset_days":-10,"type":"lunar","occurs":true,"moon_latitude":0.182,"opposition_distance":1.705}]},"city":{"slug":"shimla","name":"Shimla, Himachal Pradesh","lat":31.1048,"lon":77.1734,"tz_offset_hours":5.5,"state":"Himachal Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"shimla","name":"Shimla, Himachal Pradesh","lat":31.1048,"lon":77.1734,"tz_offset_hours":5.5,"state":"Himachal Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"07:19","sunsetLocal":"17:45","solarNoonLocal":"12:32","dayLengthHours":10.437070937545958,"dayLengthDisplay":"10 Hours 26 Mins 13 Secs","nightLengthDisplay":"13 Hours 33 Mins 47 Secs","moonriseLocal":"04:10","moonsetLocal":"14:22","rahuKala":{"name":"Rāhu Kāla","start":"09:56","end":"11:14","startHours":9.928577321233998,"endHours":11.233211188427243,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:51","end":"15:09","startHours":13.842478922813733,"endHours":15.147112790006977,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:19","end":"08:37","startHours":7.319309586847509,"endHours":8.623943454040754,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:45","end":"10:06","startHours":9.754626138941566,"endHours":10.10252850352643,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:45","end":"08:02","startHours":7.75418754257859,"endHours":8.032509434246482,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:53","startHours":12.189942691035624,"endHours":12.885747420205353,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:56","end":"06:37","startHours":5.927700128508048,"endHours":6.623504857677778,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:27","end":"07:19","startHours":6.449553675385346,"endHours":7.319309586847509,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"14:58","startHours":14.277356878544815,"endHours":14.973161607714545,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:33","end":"17:57","startHours":17.556380524393468,"endHours":17.956380524393467,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:45","end":"18:11","startHours":17.756380524393467,"endHours":18.19125848012455,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:30","end":"19:15","startHours":17.506380524393467,"endHours":19.256380524393467,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:53","startHours":24.189942691035622,"endHours":24.88574742020535,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:19","end":"08:37","startHours":7.319309586847509,"endHours":8.623943454040754,"quality":"inauspicious"},{"name":"Śubha","start":"08:37","end":"09:56","startHours":8.623943454040754,"endHours":9.928577321233998,"quality":"auspicious"},{"name":"Roga","start":"09:56","end":"11:14","startHours":9.928577321233998,"endHours":11.233211188427243,"quality":"inauspicious"},{"name":"Udveg","start":"11:14","end":"12:32","startHours":11.233211188427243,"endHours":12.537845055620487,"quality":"inauspicious"},{"name":"Chala","start":"12:32","end":"13:51","startHours":12.537845055620487,"endHours":13.842478922813733,"quality":"neutral"},{"name":"Labha","start":"13:51","end":"15:09","startHours":13.842478922813733,"endHours":15.147112790006977,"quality":"auspicious"},{"name":"Amṛta","start":"15:09","end":"16:27","startHours":15.147112790006977,"endHours":16.45174665720022,"quality":"auspicious"},{"name":"Kāla","start":"16:27","end":"17:45","startHours":16.45174665720022,"endHours":17.756380524393467,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:45","end":"19:27","startHours":17.756380524393467,"endHours":19.45174665720022,"quality":"auspicious"},{"name":"Amṛta","start":"19:27","end":"21:09","startHours":19.45174665720022,"endHours":21.14711279000698,"quality":"auspicious"},{"name":"Kāla","start":"21:09","end":"22:51","startHours":21.14711279000698,"endHours":22.842478922813733,"quality":"inauspicious"},{"name":"Śubha","start":"22:51","end":"00:32","startHours":22.842478922813733,"endHours":24.537845055620487,"quality":"auspicious"},{"name":"Roga","start":"00:32","end":"02:14","startHours":24.537845055620487,"endHours":26.233211188427244,"quality":"inauspicious"},{"name":"Udveg","start":"02:14","end":"03:56","startHours":26.233211188427244,"endHours":27.928577321234,"quality":"inauspicious"},{"name":"Chala","start":"03:56","end":"05:37","startHours":27.928577321234,"endHours":29.623943454040756,"quality":"neutral"},{"name":"Labha","start":"05:37","end":"07:19","startHours":29.623943454040756,"endHours":31.31930958684751,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:19","end":"08:19","startHours":7.319309586847509,"endHours":8.31930958684751,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:19","end":"09:19","startHours":8.31930958684751,"endHours":9.31930958684751,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:19","end":"10:19","startHours":9.31930958684751,"endHours":10.31930958684751,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:19","end":"11:19","startHours":10.31930958684751,"endHours":11.31930958684751,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:19","end":"12:19","startHours":11.31930958684751,"endHours":12.31930958684751,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:19","end":"13:19","startHours":12.31930958684751,"endHours":13.31930958684751,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:19","end":"14:19","startHours":13.31930958684751,"endHours":14.31930958684751,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:19","end":"15:19","startHours":14.31930958684751,"endHours":15.31930958684751,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:19","end":"16:19","startHours":15.31930958684751,"endHours":16.31930958684751,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:19","end":"17:19","startHours":16.31930958684751,"endHours":17.31930958684751,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:19","end":"18:19","startHours":17.31930958684751,"endHours":18.31930958684751,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:19","end":"19:19","startHours":18.31930958684751,"endHours":19.31930958684751,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:19","end":"20:19","startHours":19.31930958684751,"endHours":20.31930958684751,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:19","end":"21:19","startHours":20.31930958684751,"endHours":21.31930958684751,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:19","end":"22:19","startHours":21.31930958684751,"endHours":22.31930958684751,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:19","end":"23:19","startHours":22.31930958684751,"endHours":23.31930958684751,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:19","end":"00:19","startHours":23.31930958684751,"endHours":24.31930958684751,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:19","end":"01:19","startHours":24.31930958684751,"endHours":25.31930958684751,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:19","end":"02:19","startHours":25.31930958684751,"endHours":26.31930958684751,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:19","end":"03:19","startHours":26.31930958684751,"endHours":27.31930958684751,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:19","end":"04:19","startHours":27.31930958684751,"endHours":28.31930958684751,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:19","end":"05:19","startHours":28.31930958684751,"endHours":29.31930958684751,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:19","end":"06:19","startHours":29.31930958684751,"endHours":30.31930958684751,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:19","end":"07:19","startHours":30.31930958684751,"endHours":31.31930958684751,"planetary_lord":"Mercury"}],"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":"East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.137829827992633,"eotMinutes":-10.9643033372293,"ayanamsa":23.8677}},"calendars":{"vikram_samvat":2058,"vikram_samvatsara":"Jaya","saka_samvat":1923,"saka_samvatsara":"Vṛṣa","bengali_samvat":1408,"malayalam_era":1177,"nanakshahi_year":532,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Ekādaśī · Vikram 2058 Jaya · Śaka 1923 Vṛṣa"},"festivals":[{"id":"shattila-ekadashi","name":"Ṣaṭ-tilā Ekādaśī","name_sanskrit":"षट्तिला एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Six uses of tila (sesame) on this Ekādaśī confer mokṣa.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Māgha"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"shimla"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 20, 2001 CE · Shimla, Himachal Pradesh · Vidhyamitra","description":"January 20, 2001 CE for Shimla, Himachal Pradesh: Kṛṣṇa Ekādaśī, sūryodaya 07:19, sūryāsta 17:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/shimla/2001-01-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/shimla/2001-01-20","sa":"https://sa.vidhyamitra.com/city/shimla/2001-01-20","hi":"https://hi.vidhyamitra.com/city/shimla/2001-01-20","x-default":"https://vidhyamitra.com/city/shimla/2001-01-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T00:50:53.693Z","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":"2026-06-03T00:50:53.693Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T00:50:53.693Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}