{"id":"vidhyamitra:city-day:howrah:2104-01-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2104-01-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2104-01-28","date_display":"January 28, 2104 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":2104,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489556.770833,"kali_year":5205,"ahargana":1901091.2708,"sun":{"sidereal_longitude":281.5893,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":282.8087,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":1.2194,"elapsed_within_tithi_degrees":1.2194},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":282.8087,"elapsed_within_degrees":2.8087},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.398},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"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":2104,"month":1,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2489556.770833,"ahargana":1901091.2708,"kali_year":5205,"ayanamsa_lahiri":25.3068,"grahas":{"sun":{"sidereal_longitude":281.860781,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":284.6603809999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":2.3677},"mars":{"sidereal_longitude":89.29608100000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":271.86458100000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":282.746581,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"venus":{"sidereal_longitude":254.00808099999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":224.713981,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":251.0358,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":71.0358,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":2104,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489556.770833,"kali_year":5205,"ahargana":1901091.2708,"sun":{"sidereal_longitude":281.5893,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":282.8087,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":1.2194,"elapsed_within_tithi_degrees":1.2194},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":282.8087,"elapsed_within_degrees":2.8087},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.398},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.368,"elongation":1.219},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.368,"opposition_distance":178.781}},"eclipse_window_40days":[{"offset_days":-16,"type":"lunar","occurs":true,"moon_latitude":-0.89,"opposition_distance":1.868}]},"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":"06:18","sunsetLocal":"17:22","solarNoonLocal":"11:50","dayLengthHours":11.062043382969755,"dayLengthDisplay":"11 Hours 03 Mins 43 Secs","nightLengthDisplay":"12 Hours 56 Mins 17 Secs","moonriseLocal":"06:29","moonsetLocal":"17:33","rahuKala":{"name":"Rāhu Kāla","start":"07:41","end":"09:04","startHours":7.6837375986341065,"endHours":9.066493021505327,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:27","end":"11:50","startHours":10.449248444376545,"endHours":11.832003867247764,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:13","end":"14:36","startHours":13.214759290118984,"endHours":14.597514712990204,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:15","startHours":8.882125631789163,"endHours":9.250860411221488,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:46","end":"07:03","startHours":6.761900650053294,"endHours":7.0568884735991535,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:28","end":"12:12","startHours":11.463269087815439,"endHours":12.200738646680088,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:50","end":"05:34","startHours":4.826043058033587,"endHours":5.563512616898237,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:23","end":"06:18","startHours":5.379145227182074,"endHours":6.300982175762887,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:41","end":"14:25","startHours":13.67567776440939,"endHours":14.413147323274039,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:10","end":"17:34","startHours":17.16302555873264,"endHours":17.56302555873264,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:22","end":"17:49","startHours":17.36302555873264,"endHours":17.823944033023047,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:07","end":"18:52","startHours":17.11302555873264,"endHours":18.86302555873264,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:28","end":"00:12","startHours":23.463269087815437,"endHours":24.20073864668009,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:18","end":"07:41","startHours":6.300982175762887,"endHours":7.6837375986341065,"quality":"auspicious"},{"name":"Kāla","start":"07:41","end":"09:04","startHours":7.6837375986341065,"endHours":9.066493021505327,"quality":"inauspicious"},{"name":"Śubha","start":"09:04","end":"10:27","startHours":9.066493021505327,"endHours":10.449248444376545,"quality":"auspicious"},{"name":"Roga","start":"10:27","end":"11:50","startHours":10.449248444376545,"endHours":11.832003867247764,"quality":"inauspicious"},{"name":"Udveg","start":"11:50","end":"13:13","startHours":11.832003867247764,"endHours":13.214759290118984,"quality":"inauspicious"},{"name":"Chala","start":"13:13","end":"14:36","startHours":13.214759290118984,"endHours":14.597514712990204,"quality":"neutral"},{"name":"Labha","start":"14:36","end":"15:59","startHours":14.597514712990204,"endHours":15.98027013586142,"quality":"auspicious"},{"name":"Amṛta","start":"15:59","end":"17:22","startHours":15.98027013586142,"endHours":17.36302555873264,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:22","end":"18:59","startHours":17.36302555873264,"endHours":18.98027013586142,"quality":"neutral"},{"name":"Labha","start":"18:59","end":"20:36","startHours":18.98027013586142,"endHours":20.597514712990204,"quality":"auspicious"},{"name":"Amṛta","start":"20:36","end":"22:13","startHours":20.597514712990204,"endHours":22.214759290118984,"quality":"auspicious"},{"name":"Kāla","start":"22:13","end":"23:50","startHours":22.214759290118984,"endHours":23.832003867247764,"quality":"inauspicious"},{"name":"Śubha","start":"23:50","end":"01:27","startHours":23.832003867247764,"endHours":25.449248444376543,"quality":"auspicious"},{"name":"Roga","start":"01:27","end":"03:04","startHours":25.449248444376543,"endHours":27.066493021505323,"quality":"inauspicious"},{"name":"Udveg","start":"03:04","end":"04:41","startHours":27.066493021505323,"endHours":28.683737598634107,"quality":"inauspicious"},{"name":"Chala","start":"04:41","end":"06:18","startHours":28.683737598634107,"endHours":30.300982175762886,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:18","end":"07:18","startHours":6.300982175762887,"endHours":7.300982175762887,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:18","end":"08:18","startHours":7.300982175762887,"endHours":8.300982175762886,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:18","end":"09:18","startHours":8.300982175762886,"endHours":9.300982175762886,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:18","end":"10:18","startHours":9.300982175762886,"endHours":10.300982175762886,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:18","end":"11:18","startHours":10.300982175762886,"endHours":11.300982175762886,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:18","end":"12:18","startHours":11.300982175762886,"endHours":12.300982175762886,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:18","end":"13:18","startHours":12.300982175762886,"endHours":13.300982175762886,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:18","end":"14:18","startHours":13.300982175762886,"endHours":14.300982175762886,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:18","end":"15:18","startHours":14.300982175762886,"endHours":15.300982175762886,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:18","end":"16:18","startHours":15.300982175762886,"endHours":16.300982175762886,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:18","end":"17:18","startHours":16.300982175762886,"endHours":17.300982175762886,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:18","end":"18:18","startHours":17.300982175762886,"endHours":18.300982175762886,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:18","end":"19:18","startHours":18.300982175762886,"endHours":19.300982175762886,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:18","end":"20:18","startHours":19.300982175762886,"endHours":20.300982175762886,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:18","end":"21:18","startHours":20.300982175762886,"endHours":21.300982175762886,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:18","end":"22:18","startHours":21.300982175762886,"endHours":22.300982175762886,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:18","end":"23:18","startHours":22.300982175762886,"endHours":23.300982175762886,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:18","end":"00:18","startHours":23.300982175762886,"endHours":24.300982175762886,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:18","end":"01:18","startHours":24.300982175762886,"endHours":25.300982175762886,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:18","end":"02:18","startHours":25.300982175762886,"endHours":26.300982175762886,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:18","end":"03:18","startHours":26.300982175762886,"endHours":27.300982175762886,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:18","end":"04:18","startHours":27.300982175762886,"endHours":28.300982175762886,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:18","end":"05:18","startHours":28.300982175762886,"endHours":29.300982175762886,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:18","end":"06:18","startHours":29.300982175762886,"endHours":30.300982175762886,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Cara","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":-18.47807929893051,"eotMinutes":-12.974632034865841,"ayanamsa":25.3068}},"calendars":{"vikram_samvat":2161,"vikram_samvatsara":"Īśvara","saka_samvat":2026,"saka_samvatsara":"Raktākṣī","bengali_samvat":1511,"malayalam_era":1280,"nanakshahi_year":635,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","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 Śukla Pratipada · Vikram 2161 Īśvara · Śaka 2026 Raktākṣī"},"festivals":[{"id":"magha-gupta-navratri-start","name":"Māgha Gupta Navrātri Start","name_sanskrit":"माघ गुप्त नवरात्रि आरम्भ","tradition":"Shakta","associated_deity":"Devī (10 Mahāvidyās)","significance":"Hidden (gupta) Navrātri for advanced sādhanā of 10 Mahāvidyās.","vrata":true,"detection":{"tithi_number":1,"tithi_paksha":"Śukla","lunar_month":"Māgha"},"precedence":3}],"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 28, 2104 CE · Howrah, West Bengal · Vidhyamitra","description":"January 28, 2104 CE for Howrah, West Bengal: Śukla Pratipada, sūryodaya 06:18, sūryāsta 17:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2104-01-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2104-01-28","sa":"https://sa.vidhyamitra.com/city/howrah/2104-01-28","hi":"https://hi.vidhyamitra.com/city/howrah/2104-01-28","x-default":"https://vidhyamitra.com/city/howrah/2104-01-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:18:37.373Z","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":"2026-05-31T21:18:37.373Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:18:37.373Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}