{"id":"vidhyamitra:city-day:haridwar:1981-03-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/1981-03-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-03-01","date_display":"March 1, 1981 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":1981,"month":3,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444664.770833,"kali_year":5082,"ahargana":1856199.2708,"sun":{"sidereal_longitude":316.9809,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":250.5865,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":293.6057,"elapsed_within_tithi_degrees":5.6057},"nakshatra":{"number":19,"name":"Mūla","pada":4,"moon_longitude":250.5865,"elapsed_within_degrees":10.5865},"yoga":{"number":16,"name":"Siddhi","sum_longitude":207.5674},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1981,"month":3,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444664.770833,"ahargana":1856199.2708,"kali_year":5082,"ayanamsa_lahiri":23.5899,"grahas":{"sun":{"sidereal_longitude":316.78298599999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":249.08198600000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false,"latitude":2.8328},"mars":{"sidereal_longitude":324.119286,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":296.62168599999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":164.98058600000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"venus":{"sidereal_longitude":307.703886,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":164.550386,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":109.63,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":289.63,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"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":1981,"month":3,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444664.770833,"kali_year":5082,"ahargana":1856199.2708,"sun":{"sidereal_longitude":316.9809,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":250.5865,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":293.6057,"elapsed_within_tithi_degrees":5.6057},"nakshatra":{"number":19,"name":"Mūla","pada":4,"moon_longitude":250.5865,"elapsed_within_degrees":10.5865},"yoga":{"number":16,"name":"Siddhi","sum_longitude":207.5674},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.833,"elongation":66.394},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.833,"opposition_distance":113.606}},"eclipse_window_40days":[]},"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"06:44","sunsetLocal":"18:16","solarNoonLocal":"12:30","dayLengthHours":11.535770203243274,"dayLengthDisplay":"11 Hours 32 Mins 09 Secs","nightLengthDisplay":"12 Hours 27 Mins 51 Secs","moonriseLocal":"02:54","moonsetLocal":"13:05","rahuKala":{"name":"Rāhu Kāla","start":"16:50","end":"18:16","startHours":16.832352828834804,"endHours":18.274324104240215,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:30","end":"13:57","startHours":12.506439002618578,"endHours":13.948410278023985,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:23","end":"16:50","startHours":15.390381553429396,"endHours":16.832352828834804,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:49","startHours":9.430233615087037,"endHours":9.81475928852848,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:13","end":"07:32","startHours":7.219210992798743,"endHours":7.526831531551897,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"12:53","startHours":12.121913329177135,"endHours":12.89096467606002,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:12","end":"05:58","startHours":5.20045120723117,"endHours":5.9695025541140545,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:47","end":"06:44","startHours":5.777239717393334,"endHours":6.73855390099694,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:12","startHours":14.429067369825788,"endHours":15.198118716708672,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.074324104240215,"endHours":18.474324104240214,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:45","startHours":18.274324104240215,"endHours":18.754981196042017,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.024324104240215,"endHours":19.774324104240215,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"00:53","startHours":24.121913329177136,"endHours":24.89096467606002,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:44","end":"08:11","startHours":6.73855390099694,"endHours":8.180525176402348,"quality":"inauspicious"},{"name":"Chala","start":"08:11","end":"09:37","startHours":8.180525176402348,"endHours":9.62249645180776,"quality":"neutral"},{"name":"Labha","start":"09:37","end":"11:04","startHours":9.62249645180776,"endHours":11.064467727213167,"quality":"auspicious"},{"name":"Amṛta","start":"11:04","end":"12:30","startHours":11.064467727213167,"endHours":12.506439002618578,"quality":"auspicious"},{"name":"Kāla","start":"12:30","end":"13:57","startHours":12.506439002618578,"endHours":13.948410278023985,"quality":"inauspicious"},{"name":"Śubha","start":"13:57","end":"15:23","startHours":13.948410278023985,"endHours":15.390381553429396,"quality":"auspicious"},{"name":"Roga","start":"15:23","end":"16:50","startHours":15.390381553429396,"endHours":16.832352828834804,"quality":"inauspicious"},{"name":"Udveg","start":"16:50","end":"18:16","startHours":16.832352828834804,"endHours":18.274324104240215,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:16","end":"19:50","startHours":18.274324104240215,"endHours":19.832352828834807,"quality":"auspicious"},{"name":"Roga","start":"19:50","end":"21:23","startHours":19.832352828834807,"endHours":21.390381553429396,"quality":"inauspicious"},{"name":"Udveg","start":"21:23","end":"22:57","startHours":21.390381553429396,"endHours":22.948410278023985,"quality":"inauspicious"},{"name":"Chala","start":"22:57","end":"00:30","startHours":22.948410278023985,"endHours":24.506439002618578,"quality":"neutral"},{"name":"Labha","start":"00:30","end":"02:04","startHours":24.506439002618578,"endHours":26.06446772721317,"quality":"auspicious"},{"name":"Amṛta","start":"02:04","end":"03:37","startHours":26.06446772721317,"endHours":27.62249645180776,"quality":"auspicious"},{"name":"Kāla","start":"03:37","end":"05:11","startHours":27.62249645180776,"endHours":29.180525176402348,"quality":"inauspicious"},{"name":"Śubha","start":"05:11","end":"06:44","startHours":29.180525176402348,"endHours":30.73855390099694,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:44","end":"07:44","startHours":6.73855390099694,"endHours":7.73855390099694,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:44","end":"08:44","startHours":7.73855390099694,"endHours":8.73855390099694,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:44","end":"09:44","startHours":8.73855390099694,"endHours":9.73855390099694,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:44","end":"10:44","startHours":9.73855390099694,"endHours":10.73855390099694,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:44","end":"11:44","startHours":10.73855390099694,"endHours":11.73855390099694,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:44","end":"12:44","startHours":11.73855390099694,"endHours":12.73855390099694,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:44","end":"13:44","startHours":12.73855390099694,"endHours":13.73855390099694,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:44","end":"14:44","startHours":13.73855390099694,"endHours":14.73855390099694,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:44","end":"15:44","startHours":14.73855390099694,"endHours":15.73855390099694,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:44","end":"16:44","startHours":15.73855390099694,"endHours":16.73855390099694,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:44","end":"17:44","startHours":16.73855390099694,"endHours":17.73855390099694,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:44","end":"18:44","startHours":17.73855390099694,"endHours":18.73855390099694,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:44","end":"19:44","startHours":18.73855390099694,"endHours":19.73855390099694,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:44","end":"20:44","startHours":19.73855390099694,"endHours":20.73855390099694,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:44","end":"21:44","startHours":20.73855390099694,"endHours":21.73855390099694,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:44","end":"22:44","startHours":21.73855390099694,"endHours":22.73855390099694,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:44","end":"23:44","startHours":22.73855390099694,"endHours":23.73855390099694,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:44","end":"00:44","startHours":23.73855390099694,"endHours":24.73855390099694,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:44","end":"01:44","startHours":24.73855390099694,"endHours":25.73855390099694,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:44","end":"02:44","startHours":25.73855390099694,"endHours":26.73855390099694,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:44","end":"03:44","startHours":26.73855390099694,"endHours":27.73855390099694,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:44","end":"04:44","startHours":27.73855390099694,"endHours":28.73855390099694,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:44","end":"05:44","startHours":28.73855390099694,"endHours":29.73855390099694,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:44","end":"06:44","startHours":29.73855390099694,"endHours":30.73855390099694,"planetary_lord":"Jupiter"}],"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-7.677514979735213,"eotMinutes":-13.043140157114735,"ayanamsa":23.5899}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Daśamī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"haridwar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga March 1, 1981 CE · Haridwār · Vidhyamitra","description":"March 1, 1981 CE for Haridwār: Kṛṣṇa Daśamī, sūryodaya 06:44, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/1981-03-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/1981-03-01","sa":"https://sa.vidhyamitra.com/city/haridwar/1981-03-01","hi":"https://hi.vidhyamitra.com/city/haridwar/1981-03-01","x-default":"https://vidhyamitra.com/city/haridwar/1981-03-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T22:55:40.550Z","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":"2026-05-31T22:55:40.550Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T22:55:40.550Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}