{"id":"vidhyamitra:city-day:haridwar:1981-07-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/1981-07-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-07-07","date_display":"July 7, 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":7,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444792.770833,"kali_year":5083,"ahargana":1856327.2708,"sun":{"sidereal_longitude":80.9237,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":146.9004,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":65.9766,"elapsed_within_tithi_degrees":5.9766},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":146.9004,"elapsed_within_degrees":0.2337},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.8241},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":7,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444792.770833,"ahargana":1856327.2708,"kali_year":5083,"ayanamsa_lahiri":23.5948,"grahas":{"sun":{"sidereal_longitude":81.25649499999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"moon":{"sidereal_longitude":147.64559499999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":3.1273},"mars":{"sidereal_longitude":58.93109500000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":63.296794999999975,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":159.403095,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":105.44019500000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":159.97249499999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":102.8479,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":282.8479,"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":1981,"month":7,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444792.770833,"kali_year":5083,"ahargana":1856327.2708,"sun":{"sidereal_longitude":80.9237,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":146.9004,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":65.9766,"elapsed_within_tithi_degrees":5.9766},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":146.9004,"elapsed_within_degrees":0.2337},"yoga":{"number":18,"name":"Varīyān","sum_longitude":227.8241},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.127,"elongation":65.977},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.127,"opposition_distance":114.023}},"eclipse_window_40days":[{"offset_days":10,"type":"lunar","occurs":true,"moon_latitude":1.092,"opposition_distance":2.128}]},"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":"05:22","sunsetLocal":"19:22","solarNoonLocal":"12:22","dayLengthHours":13.994211076723866,"dayLengthDisplay":"13 Hours 59 Mins 39 Secs","nightLengthDisplay":"10 Hours 00 Mins 21 Secs","moonriseLocal":"10:37","moonsetLocal":"22:58","rahuKala":{"name":"Rāhu Kāla","start":"15:52","end":"17:37","startHours":15.862974434252658,"endHours":17.61225081884314,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:52","end":"10:37","startHours":8.865868895890724,"endHours":10.615145280481208,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:22","end":"14:07","startHours":12.364421665071692,"endHours":14.113698049662174,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:06","startHours":8.632632044611993,"endHours":9.099105747169457,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:57","end":"06:19","startHours":5.950408254906586,"endHours":6.323587216952555,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:50","startHours":11.89794796251423,"endHours":12.830895367629154,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:30","end":"04:26","startHours":3.501421316479909,"endHours":4.434368721594834,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:12","end":"05:22","startHours":4.201131870316102,"endHours":5.367316126709758,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:42","end":"15:38","startHours":14.696790177859002,"endHours":15.629737582973927,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:10","end":"19:34","startHours":19.161527203433625,"endHours":19.561527203433624,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:22","end":"19:57","startHours":19.361527203433624,"endHours":19.944619331630452,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:07","end":"20:52","startHours":19.111527203433624,"endHours":20.861527203433624,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:50","startHours":23.89794796251423,"endHours":24.830895367629154,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:22","end":"07:07","startHours":5.367316126709758,"endHours":7.116592511300241,"quality":"inauspicious"},{"name":"Udveg","start":"07:07","end":"08:52","startHours":7.116592511300241,"endHours":8.865868895890724,"quality":"inauspicious"},{"name":"Chala","start":"08:52","end":"10:37","startHours":8.865868895890724,"endHours":10.615145280481208,"quality":"neutral"},{"name":"Labha","start":"10:37","end":"12:22","startHours":10.615145280481208,"endHours":12.364421665071692,"quality":"auspicious"},{"name":"Amṛta","start":"12:22","end":"14:07","startHours":12.364421665071692,"endHours":14.113698049662174,"quality":"auspicious"},{"name":"Kāla","start":"14:07","end":"15:52","startHours":14.113698049662174,"endHours":15.862974434252658,"quality":"inauspicious"},{"name":"Śubha","start":"15:52","end":"17:37","startHours":15.862974434252658,"endHours":17.61225081884314,"quality":"auspicious"},{"name":"Roga","start":"17:37","end":"19:22","startHours":17.61225081884314,"endHours":19.361527203433624,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"19:22","end":"20:37","startHours":19.361527203433624,"endHours":20.61225081884314,"quality":"inauspicious"},{"name":"Śubha","start":"20:37","end":"21:52","startHours":20.61225081884314,"endHours":21.862974434252656,"quality":"auspicious"},{"name":"Roga","start":"21:52","end":"23:07","startHours":21.862974434252656,"endHours":23.113698049662176,"quality":"inauspicious"},{"name":"Udveg","start":"23:07","end":"00:22","startHours":23.113698049662176,"endHours":24.364421665071692,"quality":"inauspicious"},{"name":"Chala","start":"00:22","end":"01:37","startHours":24.364421665071692,"endHours":25.615145280481208,"quality":"neutral"},{"name":"Labha","start":"01:37","end":"02:52","startHours":25.615145280481208,"endHours":26.865868895890724,"quality":"auspicious"},{"name":"Amṛta","start":"02:52","end":"04:07","startHours":26.865868895890724,"endHours":28.11659251130024,"quality":"auspicious"},{"name":"Kāla","start":"04:07","end":"05:22","startHours":28.11659251130024,"endHours":29.36731612670976,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:22","end":"06:22","startHours":5.367316126709758,"endHours":6.367316126709758,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:22","end":"07:22","startHours":6.367316126709758,"endHours":7.367316126709758,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:22","end":"08:22","startHours":7.367316126709758,"endHours":8.367316126709758,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:22","end":"09:22","startHours":8.367316126709758,"endHours":9.367316126709758,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:22","end":"10:22","startHours":9.367316126709758,"endHours":10.367316126709758,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:22","end":"11:22","startHours":10.367316126709758,"endHours":11.367316126709758,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:22","end":"12:22","startHours":11.367316126709758,"endHours":12.367316126709758,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:22","end":"13:22","startHours":12.367316126709758,"endHours":13.367316126709758,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:22","end":"14:22","startHours":13.367316126709758,"endHours":14.367316126709758,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:22","end":"15:22","startHours":14.367316126709758,"endHours":15.367316126709758,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:22","end":"16:22","startHours":15.367316126709758,"endHours":16.36731612670976,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:22","end":"17:22","startHours":16.36731612670976,"endHours":17.36731612670976,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:22","end":"18:22","startHours":17.36731612670976,"endHours":18.36731612670976,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:22","end":"19:22","startHours":18.36731612670976,"endHours":19.36731612670976,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:22","end":"20:22","startHours":19.36731612670976,"endHours":20.36731612670976,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:22","end":"21:22","startHours":20.36731612670976,"endHours":21.36731612670976,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:22","end":"22:22","startHours":21.36731612670976,"endHours":22.36731612670976,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:22","end":"23:22","startHours":22.36731612670976,"endHours":23.36731612670976,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:22","end":"00:22","startHours":23.36731612670976,"endHours":24.36731612670976,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:22","end":"01:22","startHours":24.36731612670976,"endHours":25.36731612670976,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:22","end":"02:22","startHours":25.36731612670976,"endHours":26.36731612670976,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:22","end":"03:22","startHours":26.36731612670976,"endHours":27.36731612670976,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:22","end":"04:22","startHours":27.36731612670976,"endHours":28.36731612670976,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:22","end":"05:22","startHours":28.36731612670976,"endHours":29.36731612670976,"planetary_lord":"Saturn"}],"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"West","rahuVasa":"North","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":22.609347447816923,"eotMinutes":-4.522099904301516,"ayanamsa":23.5948}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Ṣaṣṭhī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 July 7, 1981 CE · Haridwār · Vidhyamitra","description":"July 7, 1981 CE for Haridwār: Śukla Ṣaṣṭhī, sūryodaya 05:22, sūryāsta 19:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/1981-07-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/1981-07-07","sa":"https://sa.vidhyamitra.com/city/haridwar/1981-07-07","hi":"https://hi.vidhyamitra.com/city/haridwar/1981-07-07","x-default":"https://vidhyamitra.com/city/haridwar/1981-07-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:39:21.987Z","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":"2026-05-31T21:39:21.987Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:39:21.987Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}