{"id":"vidhyamitra:city-day:howrah:1978-01-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1978-01-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1978-01-30","date_display":"January 30, 1978 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":1978,"month":1,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443538.770833,"kali_year":5079,"ahargana":1855073.2708,"sun":{"sidereal_longitude":286.3,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":174.8001,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":248.5,"elapsed_within_tithi_degrees":8.5},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":174.8001,"elapsed_within_degrees":1.4667},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":101.1001},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":1978,"month":1,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443538.770833,"ahargana":1855073.2708,"kali_year":5079,"ayanamsa_lahiri":23.5468,"grahas":{"sun":{"sidereal_longitude":286.244507,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":172.057907,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":0.4316},"mars":{"sidereal_longitude":95.27670699999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":268.314607,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":63.004106999999976,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":288.42590700000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":124.89900699999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":169.2909,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":349.2909,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":1978,"month":1,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443538.770833,"kali_year":5079,"ahargana":1855073.2708,"sun":{"sidereal_longitude":286.3,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":174.8001,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":248.5,"elapsed_within_tithi_degrees":8.5},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":174.8001,"elapsed_within_degrees":1.4667},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":101.1001},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.432,"elongation":111.5},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.432,"opposition_distance":68.5}},"eclipse_window_40days":[]},"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"sunriseLocal":"06:17","sunsetLocal":"17:23","solarNoonLocal":"11:50","dayLengthHours":11.103829611391028,"dayLengthDisplay":"11 Hours 06 Mins 14 Secs","nightLengthDisplay":"12 Hours 53 Mins 46 Secs","moonriseLocal":"22:21","moonsetLocal":"10:06","rahuKala":{"name":"Rāhu Kāla","start":"07:40","end":"09:04","startHours":7.674442995324441,"endHours":9.06242169674832,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:27","end":"11:50","startHours":10.450400398172198,"endHours":11.838379099596075,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:14","end":"14:37","startHours":13.226357801019955,"endHours":14.614336502443834,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:15","startHours":8.877357869891803,"endHours":9.247485523604837,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:45","end":"07:03","startHours":6.749123861041855,"endHours":7.045225984012282,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:13","startHours":11.468251445883041,"endHours":12.20850675330911,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:48","end":"05:33","startHours":4.805953679048425,"endHours":5.546208986474493,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:22","end":"06:17","startHours":5.361145159617976,"endHours":6.286464293900562,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:41","end":"14:26","startHours":13.689017368161247,"endHours":14.429272675587315,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:11","end":"17:35","startHours":17.19029390529159,"endHours":17.59029390529159,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:23","end":"17:51","startHours":17.39029390529159,"endHours":17.852953472432883,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:08","end":"18:53","startHours":17.14029390529159,"endHours":18.89029390529159,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:13","startHours":23.46825144588304,"endHours":24.20850675330911,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:17","end":"07:40","startHours":6.286464293900562,"endHours":7.674442995324441,"quality":"auspicious"},{"name":"Kāla","start":"07:40","end":"09:04","startHours":7.674442995324441,"endHours":9.06242169674832,"quality":"inauspicious"},{"name":"Śubha","start":"09:04","end":"10:27","startHours":9.06242169674832,"endHours":10.450400398172198,"quality":"auspicious"},{"name":"Roga","start":"10:27","end":"11:50","startHours":10.450400398172198,"endHours":11.838379099596075,"quality":"inauspicious"},{"name":"Udveg","start":"11:50","end":"13:14","startHours":11.838379099596075,"endHours":13.226357801019955,"quality":"inauspicious"},{"name":"Chala","start":"13:14","end":"14:37","startHours":13.226357801019955,"endHours":14.614336502443834,"quality":"neutral"},{"name":"Labha","start":"14:37","end":"16:00","startHours":14.614336502443834,"endHours":16.00231520386771,"quality":"auspicious"},{"name":"Amṛta","start":"16:00","end":"17:23","startHours":16.00231520386771,"endHours":17.39029390529159,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:23","end":"19:00","startHours":17.39029390529159,"endHours":19.00231520386771,"quality":"neutral"},{"name":"Labha","start":"19:00","end":"20:37","startHours":19.00231520386771,"endHours":20.614336502443834,"quality":"auspicious"},{"name":"Amṛta","start":"20:37","end":"22:14","startHours":20.614336502443834,"endHours":22.226357801019955,"quality":"auspicious"},{"name":"Kāla","start":"22:14","end":"23:50","startHours":22.226357801019955,"endHours":23.838379099596075,"quality":"inauspicious"},{"name":"Śubha","start":"23:50","end":"01:27","startHours":23.838379099596075,"endHours":25.450400398172196,"quality":"auspicious"},{"name":"Roga","start":"01:27","end":"03:04","startHours":25.450400398172196,"endHours":27.062421696748316,"quality":"inauspicious"},{"name":"Udveg","start":"03:04","end":"04:40","startHours":27.062421696748316,"endHours":28.67444299532444,"quality":"inauspicious"},{"name":"Chala","start":"04:40","end":"06:17","startHours":28.67444299532444,"endHours":30.28646429390056,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:17","end":"07:17","startHours":6.286464293900562,"endHours":7.286464293900562,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:17","end":"08:17","startHours":7.286464293900562,"endHours":8.286464293900561,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:17","end":"09:17","startHours":8.286464293900561,"endHours":9.286464293900561,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:17","end":"10:17","startHours":9.286464293900561,"endHours":10.286464293900561,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:17","end":"11:17","startHours":10.286464293900561,"endHours":11.286464293900561,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:17","end":"12:17","startHours":11.286464293900561,"endHours":12.286464293900561,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:17","end":"13:17","startHours":12.286464293900561,"endHours":13.286464293900561,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:17","end":"14:17","startHours":13.286464293900561,"endHours":14.286464293900561,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:17","end":"15:17","startHours":14.286464293900561,"endHours":15.286464293900561,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:17","end":"16:17","startHours":15.286464293900561,"endHours":16.28646429390056,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:17","end":"17:17","startHours":16.28646429390056,"endHours":17.28646429390056,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:17","end":"18:17","startHours":17.28646429390056,"endHours":18.28646429390056,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:17","end":"19:17","startHours":18.28646429390056,"endHours":19.28646429390056,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:17","end":"20:17","startHours":19.28646429390056,"endHours":20.28646429390056,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:17","end":"21:17","startHours":20.28646429390056,"endHours":21.28646429390056,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:17","end":"22:17","startHours":21.28646429390056,"endHours":22.28646429390056,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:17","end":"23:17","startHours":22.28646429390056,"endHours":23.28646429390056,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:17","end":"00:17","startHours":23.28646429390056,"endHours":24.28646429390056,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:17","end":"01:17","startHours":24.28646429390056,"endHours":25.28646429390056,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:17","end":"02:17","startHours":25.28646429390056,"endHours":26.28646429390056,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:17","end":"03:17","startHours":26.28646429390056,"endHours":27.28646429390056,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:17","end":"04:17","startHours":27.28646429390056,"endHours":28.28646429390056,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:17","end":"05:17","startHours":28.28646429390056,"endHours":29.28646429390056,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:17","end":"06:17","startHours":29.28646429390056,"endHours":30.28646429390056,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.794861928715957,"eotMinutes":-13.357145975764517,"ayanamsa":23.5468}},"calendars":{"vikram_samvat":2035,"vikram_samvatsara":"Prajāpati","saka_samvat":1900,"saka_samvatsara":"Kālayukta","bengali_samvat":1385,"malayalam_era":1154,"nanakshahi_year":509,"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 Ṣaṣṭhī · Vikram 2035 Prajāpati · Śaka 1900 Kālayukta"},"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":[]},"validity":{"eternal":false,"location_specific":"howrah"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 30, 1978 CE · Howrah, West Bengal · Vidhyamitra","description":"January 30, 1978 CE for Howrah, West Bengal: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:17, sūryāsta 17:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1978-01-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1978-01-30","sa":"https://sa.vidhyamitra.com/city/howrah/1978-01-30","hi":"https://hi.vidhyamitra.com/city/howrah/1978-01-30","x-default":"https://vidhyamitra.com/city/howrah/1978-01-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T14:59:12.960Z","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":"2026-05-31T14:59:12.960Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T14:59:12.960Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}