{"id":"vidhyamitra:city-day:howrah:1998-01-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1998-01-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1998-01-22","date_display":"January 22, 1998 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":1998,"month":1,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450835.770833,"kali_year":5099,"ahargana":1862370.2708,"sun":{"sidereal_longitude":277.9294,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":203.0297,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":285.1003,"elapsed_within_tithi_degrees":9.1003},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":203.0297,"elapsed_within_degrees":3.0297},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":120.9591},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1998,"month":1,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450835.770833,"ahargana":1862370.2708,"kali_year":5099,"ayanamsa_lahiri":23.8259,"grahas":{"sun":{"sidereal_longitude":277.9803079999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":201.35600799999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":3.9105},"mars":{"sidereal_longitude":303.551508,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":258.80400799999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":303.03060800000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":268.903908,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":350.882408,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":142.6607,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":322.6607,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":1998,"month":1,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450835.770833,"kali_year":5099,"ahargana":1862370.2708,"sun":{"sidereal_longitude":277.9294,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":203.0297,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":285.1003,"elapsed_within_tithi_degrees":9.1003},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":203.0297,"elapsed_within_degrees":3.0297},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":120.9591},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.911,"elongation":74.9},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.911,"opposition_distance":105.1}},"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":"06:19","sunsetLocal":"17:18","solarNoonLocal":"11:48","dayLengthHours":10.982975948146745,"dayLengthDisplay":"10 Hours 58 Mins 59 Secs","nightLengthDisplay":"13 Hours 01 Mins 01 Secs","moonriseLocal":"01:07","moonsetLocal":"12:17","rahuKala":{"name":"Rāhu Kāla","start":"13:11","end":"14:33","startHours":13.180900381990668,"endHours":14.55377237550901,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:19","end":"07:41","startHours":6.316540414398951,"endHours":7.6894124079172945,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:04","end":"10:26","startHours":9.062284401435637,"endHours":10.435156394953982,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:15","startHours":8.879234802299859,"endHours":9.245334000571416,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:46","end":"07:04","startHours":6.774164412238399,"endHours":7.067043770855645,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:27","end":"12:10","startHours":11.441929190200765,"endHours":12.17412758674388,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:51","end":"05:35","startHours":4.8521436213127185,"endHours":5.584342017855835,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:24","end":"06:19","startHours":5.401292418720056,"endHours":6.316540414398951,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:38","end":"14:22","startHours":13.638524379830116,"endHours":14.370722776373233,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:06","end":"17:30","startHours":17.099516362545696,"endHours":17.499516362545695,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:18","end":"17:45","startHours":17.299516362545695,"endHours":17.757140360385144,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:03","end":"18:48","startHours":17.049516362545695,"endHours":18.799516362545695,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:27","end":"00:10","startHours":23.441929190200764,"endHours":24.174127586743882,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:19","end":"07:41","startHours":6.316540414398951,"endHours":7.6894124079172945,"quality":"auspicious"},{"name":"Roga","start":"07:41","end":"09:04","startHours":7.6894124079172945,"endHours":9.062284401435637,"quality":"inauspicious"},{"name":"Udveg","start":"09:04","end":"10:26","startHours":9.062284401435637,"endHours":10.435156394953982,"quality":"inauspicious"},{"name":"Chala","start":"10:26","end":"11:48","startHours":10.435156394953982,"endHours":11.808028388472323,"quality":"neutral"},{"name":"Labha","start":"11:48","end":"13:11","startHours":11.808028388472323,"endHours":13.180900381990668,"quality":"auspicious"},{"name":"Amṛta","start":"13:11","end":"14:33","startHours":13.180900381990668,"endHours":14.55377237550901,"quality":"auspicious"},{"name":"Kāla","start":"14:33","end":"15:56","startHours":14.55377237550901,"endHours":15.926644369027354,"quality":"inauspicious"},{"name":"Śubha","start":"15:56","end":"17:18","startHours":15.926644369027354,"endHours":17.299516362545695,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:18","end":"18:56","startHours":17.299516362545695,"endHours":18.92664436902735,"quality":"auspicious"},{"name":"Kāla","start":"18:56","end":"20:33","startHours":18.92664436902735,"endHours":20.55377237550901,"quality":"inauspicious"},{"name":"Śubha","start":"20:33","end":"22:11","startHours":20.55377237550901,"endHours":22.180900381990668,"quality":"auspicious"},{"name":"Roga","start":"22:11","end":"23:48","startHours":22.180900381990668,"endHours":23.808028388472323,"quality":"inauspicious"},{"name":"Udveg","start":"23:48","end":"01:26","startHours":23.808028388472323,"endHours":25.435156394953978,"quality":"inauspicious"},{"name":"Chala","start":"01:26","end":"03:04","startHours":25.435156394953978,"endHours":27.062284401435637,"quality":"neutral"},{"name":"Labha","start":"03:04","end":"04:41","startHours":27.062284401435637,"endHours":28.689412407917295,"quality":"auspicious"},{"name":"Amṛta","start":"04:41","end":"06:19","startHours":28.689412407917295,"endHours":30.31654041439895,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.316540414398951,"endHours":7.316540414398951,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.316540414398951,"endHours":8.31654041439895,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.31654041439895,"endHours":9.31654041439895,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.31654041439895,"endHours":10.31654041439895,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.31654041439895,"endHours":11.31654041439895,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.31654041439895,"endHours":12.31654041439895,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.31654041439895,"endHours":13.31654041439895,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.31654041439895,"endHours":14.31654041439895,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.31654041439895,"endHours":15.31654041439895,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.31654041439895,"endHours":16.31654041439895,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.31654041439895,"endHours":17.31654041439895,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.31654041439895,"endHours":18.31654041439895,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.31654041439895,"endHours":19.31654041439895,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.31654041439895,"endHours":20.31654041439895,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.31654041439895,"endHours":21.31654041439895,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.31654041439895,"endHours":22.31654041439895,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.31654041439895,"endHours":23.31654041439895,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.31654041439895,"endHours":24.31654041439895,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.31654041439895,"endHours":25.31654041439895,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.31654041439895,"endHours":26.31654041439895,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.31654041439895,"endHours":27.31654041439895,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.31654041439895,"endHours":28.31654041439895,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.31654041439895,"endHours":29.31654041439895,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.31654041439895,"endHours":30.31654041439895,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-19.755508453711787,"eotMinutes":-11.536103308339323,"ayanamsa":23.8259}},"calendars":{"vikram_samvat":2055,"vikram_samvatsara":"Khara","saka_samvat":1920,"saka_samvatsara":"Bahudhānya","bengali_samvat":1405,"malayalam_era":1174,"nanakshahi_year":529,"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 Navamī · Vikram 2055 Khara · Śaka 1920 Bahudhānya"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"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 22, 1998 CE · Howrah, West Bengal · Vidhyamitra","description":"January 22, 1998 CE for Howrah, West Bengal: Kṛṣṇa Navamī, sūryodaya 06:19, sūryāsta 17:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1998-01-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1998-01-22","sa":"https://sa.vidhyamitra.com/city/howrah/1998-01-22","hi":"https://hi.vidhyamitra.com/city/howrah/1998-01-22","x-default":"https://vidhyamitra.com/city/howrah/1998-01-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T10:28:16.955Z","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":"2026-05-31T10:28:16.955Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T10:28:16.955Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}