{"id":"vidhyamitra:city-day:siliguri:1981-06-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/siliguri/1981-06-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-06-07","date_display":"June 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":6,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444762.770833,"kali_year":5083,"ahargana":1856297.2708,"sun":{"sidereal_longitude":52.5006,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":111.7263,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":59.2256,"elapsed_within_tithi_degrees":11.2256},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2,"moon_longitude":111.7263,"elapsed_within_degrees":5.0596},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":164.2269},"karana":{"half_tithi_index":9,"name":"Bālava"},"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":6,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444762.770833,"ahargana":1856297.2708,"kali_year":5083,"ayanamsa_lahiri":23.5936,"grahas":{"sun":{"sidereal_longitude":52.625140999999985,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":113.52994100000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false,"latitude":0.5703},"mars":{"sidereal_longitude":37.94184100000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":71.81044100000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":157.21104100000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":68.85434099999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":159.15374099999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":104.4375,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":284.4375,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"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":6,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444762.770833,"kali_year":5083,"ahargana":1856297.2708,"sun":{"sidereal_longitude":52.5006,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":111.7263,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":59.2256,"elapsed_within_tithi_degrees":11.2256},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2,"moon_longitude":111.7263,"elapsed_within_degrees":5.0596},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":164.2269},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.57,"elongation":59.226},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.57,"opposition_distance":120.774}},"eclipse_window_40days":[]},"city":{"slug":"siliguri","name":"Siliguri, West Bengal","lat":26.7271,"lon":88.3953,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"siliguri","name":"Siliguri, West Bengal","lat":26.7271,"lon":88.3953,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"sunriseLocal":"04:42","sunsetLocal":"18:28","solarNoonLocal":"11:35","dayLengthHours":13.761358382158999,"dayLengthDisplay":"13 Hours 45 Mins 41 Secs","nightLengthDisplay":"10 Hours 14 Mins 19 Secs","moonriseLocal":"09:03","moonsetLocal":"22:14","rahuKala":{"name":"Rāhu Kāla","start":"16:45","end":"18:28","startHours":16.744712892466598,"endHours":18.464882690236475,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:35","end":"13:18","startHours":11.584203499156974,"endHours":13.304373296926851,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:01","end":"16:45","startHours":15.024543094696725,"endHours":16.744712892466598,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"07:55","end":"08:22","startHours":7.914507930581242,"endHours":8.37321987665321,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:17","end":"05:39","startHours":5.276914240667434,"endHours":5.643883797525008,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:08","end":"12:03","startHours":11.12549155308501,"endHours":12.042915445228942,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"02:52","end":"03:47","startHours":2.868676523789609,"endHours":3.786100415933542,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:33","end":"04:42","startHours":3.5567444428975588,"endHours":4.703524308077475,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:53","end":"14:48","startHours":13.877763229516809,"endHours":14.795187121660742,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:16","end":"18:40","startHours":18.264882690236476,"endHours":18.664882690236475,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:28","end":"19:02","startHours":18.464882690236475,"endHours":19.038272622826433,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:13","end":"19:58","startHours":18.214882690236475,"endHours":19.964882690236475,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:08","end":"00:03","startHours":23.125491553085013,"endHours":24.042915445228942,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"04:42","end":"06:25","startHours":4.703524308077475,"endHours":6.42369410584735,"quality":"inauspicious"},{"name":"Chala","start":"06:25","end":"08:09","startHours":6.42369410584735,"endHours":8.143863903617225,"quality":"neutral"},{"name":"Labha","start":"08:09","end":"09:52","startHours":8.143863903617225,"endHours":9.8640337013871,"quality":"auspicious"},{"name":"Amṛta","start":"09:52","end":"11:35","startHours":9.8640337013871,"endHours":11.584203499156974,"quality":"auspicious"},{"name":"Kāla","start":"11:35","end":"13:18","startHours":11.584203499156974,"endHours":13.304373296926851,"quality":"inauspicious"},{"name":"Śubha","start":"13:18","end":"15:01","startHours":13.304373296926851,"endHours":15.024543094696725,"quality":"auspicious"},{"name":"Roga","start":"15:01","end":"16:45","startHours":15.024543094696725,"endHours":16.744712892466598,"quality":"inauspicious"},{"name":"Udveg","start":"16:45","end":"18:28","startHours":16.744712892466598,"endHours":18.464882690236475,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:28","end":"19:45","startHours":18.464882690236475,"endHours":19.7447128924666,"quality":"auspicious"},{"name":"Roga","start":"19:45","end":"21:01","startHours":19.7447128924666,"endHours":21.024543094696725,"quality":"inauspicious"},{"name":"Udveg","start":"21:01","end":"22:18","startHours":21.024543094696725,"endHours":22.30437329692685,"quality":"inauspicious"},{"name":"Chala","start":"22:18","end":"23:35","startHours":22.30437329692685,"endHours":23.584203499156978,"quality":"neutral"},{"name":"Labha","start":"23:35","end":"00:52","startHours":23.584203499156978,"endHours":24.8640337013871,"quality":"auspicious"},{"name":"Amṛta","start":"00:52","end":"02:09","startHours":24.8640337013871,"endHours":26.143863903617227,"quality":"auspicious"},{"name":"Kāla","start":"02:09","end":"03:25","startHours":26.143863903617227,"endHours":27.423694105847353,"quality":"inauspicious"},{"name":"Śubha","start":"03:25","end":"04:42","startHours":27.423694105847353,"endHours":28.703524308077476,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"04:42","end":"05:42","startHours":4.703524308077475,"endHours":5.703524308077475,"planetary_lord":"Sun"},{"name":"Hora 2","start":"05:42","end":"06:42","startHours":5.703524308077475,"endHours":6.703524308077475,"planetary_lord":"Mars"},{"name":"Hora 3","start":"06:42","end":"07:42","startHours":6.703524308077475,"endHours":7.703524308077475,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"07:42","end":"08:42","startHours":7.703524308077475,"endHours":8.703524308077476,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"08:42","end":"09:42","startHours":8.703524308077476,"endHours":9.703524308077476,"planetary_lord":"Moon"},{"name":"Hora 6","start":"09:42","end":"10:42","startHours":9.703524308077476,"endHours":10.703524308077476,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"10:42","end":"11:42","startHours":10.703524308077476,"endHours":11.703524308077476,"planetary_lord":"Venus"},{"name":"Hora 8","start":"11:42","end":"12:42","startHours":11.703524308077476,"endHours":12.703524308077476,"planetary_lord":"Sun"},{"name":"Hora 9","start":"12:42","end":"13:42","startHours":12.703524308077476,"endHours":13.703524308077476,"planetary_lord":"Mars"},{"name":"Hora 10","start":"13:42","end":"14:42","startHours":13.703524308077476,"endHours":14.703524308077476,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"14:42","end":"15:42","startHours":14.703524308077476,"endHours":15.703524308077476,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"15:42","end":"16:42","startHours":15.703524308077476,"endHours":16.703524308077476,"planetary_lord":"Moon"},{"name":"Hora 13","start":"16:42","end":"17:42","startHours":16.703524308077476,"endHours":17.703524308077476,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"17:42","end":"18:42","startHours":17.703524308077476,"endHours":18.703524308077476,"planetary_lord":"Venus"},{"name":"Hora 15","start":"18:42","end":"19:42","startHours":18.703524308077476,"endHours":19.703524308077476,"planetary_lord":"Sun"},{"name":"Hora 16","start":"19:42","end":"20:42","startHours":19.703524308077476,"endHours":20.703524308077476,"planetary_lord":"Mars"},{"name":"Hora 17","start":"20:42","end":"21:42","startHours":20.703524308077476,"endHours":21.703524308077476,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"21:42","end":"22:42","startHours":21.703524308077476,"endHours":22.703524308077476,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"22:42","end":"23:42","startHours":22.703524308077476,"endHours":23.703524308077476,"planetary_lord":"Moon"},{"name":"Hora 20","start":"23:42","end":"00:42","startHours":23.703524308077476,"endHours":24.703524308077476,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"00:42","end":"01:42","startHours":24.703524308077476,"endHours":25.703524308077476,"planetary_lord":"Venus"},{"name":"Hora 22","start":"01:42","end":"02:42","startHours":25.703524308077476,"endHours":26.703524308077476,"planetary_lord":"Sun"},{"name":"Hora 23","start":"02:42","end":"03:42","startHours":26.703524308077476,"endHours":27.703524308077476,"planetary_lord":"Mars"},{"name":"Hora 24","start":"03:42","end":"04:42","startHours":27.703524308077476,"endHours":28.703524308077476,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":22.723391146670195,"eotMinutes":1.366590050581379,"ayanamsa":23.5936}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Pañcamī · 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":"siliguri"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga June 7, 1981 CE · Siliguri, West Bengal · Vidhyamitra","description":"June 7, 1981 CE for Siliguri, West Bengal: Śukla Pañcamī, sūryodaya 04:42, sūryāsta 18:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/siliguri/1981-06-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/siliguri/1981-06-07","sa":"https://sa.vidhyamitra.com/city/siliguri/1981-06-07","hi":"https://hi.vidhyamitra.com/city/siliguri/1981-06-07","x-default":"https://vidhyamitra.com/city/siliguri/1981-06-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T08:24:12.175Z","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":"2026-06-03T08:24:12.175Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T08:24:12.175Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}