{"id":"vidhyamitra:city-day:puri:1981-04-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/puri/1981-04-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-04-06","date_display":"April 6, 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":4,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444700.770833,"kali_year":5082,"ahargana":1856235.2708,"sun":{"sidereal_longitude":352.7685,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":7.8653,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":15.0969,"elapsed_within_tithi_degrees":3.0969},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":7.8653,"elapsed_within_degrees":7.8653},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":0.6338},"karana":{"half_tithi_index":2,"name":"Bālava"},"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":1981,"month":4,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444700.770833,"ahargana":1856235.2708,"kali_year":5082,"ayanamsa_lahiri":23.5912,"grahas":{"sun":{"sidereal_longitude":352.56921,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":9.620810000000006,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":-4.4334},"mars":{"sidereal_longitude":352.05851,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":332.72231,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":160.62441,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"venus":{"sidereal_longitude":352.50941,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":161.86671,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":107.7225,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":287.7225,"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":4,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444700.770833,"kali_year":5082,"ahargana":1856235.2708,"sun":{"sidereal_longitude":352.7685,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":7.8653,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":15.0969,"elapsed_within_tithi_degrees":3.0969},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":7.8653,"elapsed_within_degrees":7.8653},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":0.6338},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.433,"elongation":15.097},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.433,"opposition_distance":164.903}},"eclipse_window_40days":[]},"city":{"slug":"puri","name":"Purī (Jagannāth)","lat":19.8135,"lon":85.8312,"tz_offset_hours":5.5,"state":"Odisha","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"puri","name":"Purī (Jagannāth)","lat":19.8135,"lon":85.8312,"tz_offset_hours":5.5,"state":"Odisha","country":"IN","tier":"tirtha"},"sunriseLocal":"05:37","sunsetLocal":"18:02","solarNoonLocal":"11:49","dayLengthHours":12.425576021921396,"dayLengthDisplay":"12 Hours 25 Mins 32 Secs","nightLengthDisplay":"11 Hours 34 Mins 28 Secs","moonriseLocal":"06:37","moonsetLocal":"19:19","rahuKala":{"name":"Rāhu Kāla","start":"07:10","end":"08:43","startHours":7.164826146763526,"endHours":8.7180231495037,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:16","end":"11:49","startHours":10.271220152243876,"endHours":11.82441715498405,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:23","end":"14:56","startHours":13.377614157724224,"endHours":14.9308111604644,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:31","end":"08:56","startHours":8.510930215805011,"endHours":8.92511608320239,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:28","startHours":6.129361478270077,"endHours":6.460710172187981,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:25","end":"12:14","startHours":11.41023128758667,"endHours":12.238603022381431,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:57","end":"04:47","startHours":3.9548856744338328,"endHours":4.783257409228592,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:35","end":"05:37","startHours":4.576164475529902,"endHours":5.611629144023352,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:54","end":"14:43","startHours":13.89534649197095,"endHours":14.723718226765708,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.83720516594475,"endHours":18.237205165944747,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:33","startHours":18.037205165944748,"endHours":18.55493750019147,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.787205165944748,"endHours":19.537205165944748,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:25","end":"00:14","startHours":23.410231287586672,"endHours":24.23860302238143,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:37","end":"07:10","startHours":5.611629144023352,"endHours":7.164826146763526,"quality":"auspicious"},{"name":"Kāla","start":"07:10","end":"08:43","startHours":7.164826146763526,"endHours":8.7180231495037,"quality":"inauspicious"},{"name":"Śubha","start":"08:43","end":"10:16","startHours":8.7180231495037,"endHours":10.271220152243876,"quality":"auspicious"},{"name":"Roga","start":"10:16","end":"11:49","startHours":10.271220152243876,"endHours":11.82441715498405,"quality":"inauspicious"},{"name":"Udveg","start":"11:49","end":"13:23","startHours":11.82441715498405,"endHours":13.377614157724224,"quality":"inauspicious"},{"name":"Chala","start":"13:23","end":"14:56","startHours":13.377614157724224,"endHours":14.9308111604644,"quality":"neutral"},{"name":"Labha","start":"14:56","end":"16:29","startHours":14.9308111604644,"endHours":16.48400816320457,"quality":"auspicious"},{"name":"Amṛta","start":"16:29","end":"18:02","startHours":16.48400816320457,"endHours":18.037205165944748,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:02","end":"19:29","startHours":18.037205165944748,"endHours":19.484008163204575,"quality":"neutral"},{"name":"Labha","start":"19:29","end":"20:56","startHours":19.484008163204575,"endHours":20.930811160464398,"quality":"auspicious"},{"name":"Amṛta","start":"20:56","end":"22:23","startHours":20.930811160464398,"endHours":22.377614157724224,"quality":"auspicious"},{"name":"Kāla","start":"22:23","end":"23:49","startHours":22.377614157724224,"endHours":23.82441715498405,"quality":"inauspicious"},{"name":"Śubha","start":"23:49","end":"01:16","startHours":23.82441715498405,"endHours":25.271220152243878,"quality":"auspicious"},{"name":"Roga","start":"01:16","end":"02:43","startHours":25.271220152243878,"endHours":26.7180231495037,"quality":"inauspicious"},{"name":"Udveg","start":"02:43","end":"04:10","startHours":26.7180231495037,"endHours":28.164826146763527,"quality":"inauspicious"},{"name":"Chala","start":"04:10","end":"05:37","startHours":28.164826146763527,"endHours":29.611629144023354,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:37","end":"06:37","startHours":5.611629144023352,"endHours":6.611629144023352,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:37","end":"07:37","startHours":6.611629144023352,"endHours":7.611629144023352,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:37","end":"08:37","startHours":7.611629144023352,"endHours":8.611629144023352,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:37","end":"09:37","startHours":8.611629144023352,"endHours":9.611629144023352,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:37","end":"10:37","startHours":9.611629144023352,"endHours":10.611629144023352,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:37","end":"11:37","startHours":10.611629144023352,"endHours":11.611629144023352,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:37","end":"12:37","startHours":11.611629144023352,"endHours":12.611629144023352,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:37","end":"13:37","startHours":12.611629144023352,"endHours":13.611629144023352,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:37","end":"14:37","startHours":13.611629144023352,"endHours":14.611629144023352,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:37","end":"15:37","startHours":14.611629144023352,"endHours":15.611629144023352,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:37","end":"16:37","startHours":15.611629144023352,"endHours":16.611629144023354,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:37","end":"17:37","startHours":16.611629144023354,"endHours":17.611629144023354,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:37","end":"18:37","startHours":17.611629144023354,"endHours":18.611629144023354,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:37","end":"19:37","startHours":18.611629144023354,"endHours":19.611629144023354,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:37","end":"20:37","startHours":19.611629144023354,"endHours":20.611629144023354,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:37","end":"21:37","startHours":20.611629144023354,"endHours":21.611629144023354,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:37","end":"22:37","startHours":21.611629144023354,"endHours":22.611629144023354,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:37","end":"23:37","startHours":22.611629144023354,"endHours":23.611629144023354,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:37","end":"00:37","startHours":23.611629144023354,"endHours":24.611629144023354,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:37","end":"01:37","startHours":24.611629144023354,"endHours":25.611629144023354,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:37","end":"02:37","startHours":25.611629144023354,"endHours":26.611629144023354,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:37","end":"03:37","startHours":26.611629144023354,"endHours":27.611629144023354,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:37","end":"04:37","startHours":27.611629144023354,"endHours":28.611629144023354,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:37","end":"05:37","startHours":28.611629144023354,"endHours":29.611629144023354,"planetary_lord":"Venus"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":6.3556622306528405,"eotMinutes":-2.7898292990430456,"ayanamsa":23.5912}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Dvitīyā · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[],"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":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"puri"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 6, 1981 CE · Purī (Jagannāth) · Vidhyamitra","description":"April 6, 1981 CE for Purī (Jagannāth): Śukla Dvitīyā, sūryodaya 05:37, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/puri/1981-04-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/puri/1981-04-06","sa":"https://sa.vidhyamitra.com/city/puri/1981-04-06","hi":"https://hi.vidhyamitra.com/city/puri/1981-04-06","x-default":"https://vidhyamitra.com/city/puri/1981-04-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T19:29:01.541Z","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":"2026-06-01T19:29:01.541Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T19:29:01.541Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}