{"id":"vidhyamitra:city-day:howrah:2137-08-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2137-08-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2137-08-25","date_display":"August 25, 2137 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":2137,"month":8,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501819.770833,"kali_year":5239,"ahargana":1913354.2708,"sun":{"sidereal_longitude":125.2795,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":227.0653,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":101.7857,"elapsed_within_tithi_degrees":5.7857},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":227.0653,"elapsed_within_degrees":0.3986},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":352.3448},"karana":{"half_tithi_index":16,"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":2137,"month":8,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2501819.770833,"ahargana":1913354.2708,"kali_year":5239,"ayanamsa_lahiri":25.7758,"grahas":{"sun":{"sidereal_longitude":126.26474400000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":225.472444,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":-4.4878},"mars":{"sidereal_longitude":75.735544,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":108.449344,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":210.67864399999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":99.01344399999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":261.44774400000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":321.283,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":141.283,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":2137,"month":8,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2501819.770833,"kali_year":5239,"ahargana":1913354.2708,"sun":{"sidereal_longitude":125.2795,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":227.0653,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":101.7857,"elapsed_within_tithi_degrees":5.7857},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1,"moon_longitude":227.0653,"elapsed_within_degrees":0.3986},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":352.3448},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.488,"elongation":101.786},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.488,"opposition_distance":78.214}},"eclipse_window_40days":[{"offset_days":6,"type":"lunar","occurs":true,"moon_latitude":-0.6,"opposition_distance":2.249}]},"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":"05:17","sunsetLocal":"18:00","solarNoonLocal":"11:39","dayLengthHours":12.726994215780174,"dayLengthDisplay":"12 Hours 43 Mins 37 Secs","nightLengthDisplay":"11 Hours 16 Mins 23 Secs","moonriseLocal":"12:52","moonsetLocal":"23:39","rahuKala":{"name":"Rāhu Kāla","start":"16:25","end":"18:00","startHours":16.41683956517427,"endHours":18.007713842146792,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:39","end":"13:14","startHours":11.644216734256705,"endHours":13.235091011229226,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:50","end":"16:25","startHours":14.825965288201749,"endHours":16.41683956517427,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:15","end":"08:40","startHours":8.250351610048659,"endHours":8.674584750574665,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:49","end":"06:09","startHours":5.811011052024126,"endHours":6.150397564444931,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:13","end":"12:04","startHours":11.2199835937307,"endHours":12.068449874782711,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:35","end":"04:26","startHours":3.5837870642625953,"endHours":4.4322533453146065,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:13","end":"05:17","startHours":4.2201367750516035,"endHours":5.2807196263666185,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:46","end":"14:37","startHours":13.765382436886735,"endHours":14.613848717938748,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.807713842146793,"endHours":18.20771384214679,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:32","startHours":18.007713842146792,"endHours":18.538005267804298,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.757713842146792,"endHours":19.507713842146792,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:13","end":"00:04","startHours":23.2199835937307,"endHours":24.06844987478271,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:17","end":"06:52","startHours":5.2807196263666185,"endHours":6.87159390333914,"quality":"inauspicious"},{"name":"Chala","start":"06:52","end":"08:28","startHours":6.87159390333914,"endHours":8.462468180311662,"quality":"neutral"},{"name":"Labha","start":"08:28","end":"10:03","startHours":8.462468180311662,"endHours":10.053342457284185,"quality":"auspicious"},{"name":"Amṛta","start":"10:03","end":"11:39","startHours":10.053342457284185,"endHours":11.644216734256705,"quality":"auspicious"},{"name":"Kāla","start":"11:39","end":"13:14","startHours":11.644216734256705,"endHours":13.235091011229226,"quality":"inauspicious"},{"name":"Śubha","start":"13:14","end":"14:50","startHours":13.235091011229226,"endHours":14.825965288201749,"quality":"auspicious"},{"name":"Roga","start":"14:50","end":"16:25","startHours":14.825965288201749,"endHours":16.41683956517427,"quality":"inauspicious"},{"name":"Udveg","start":"16:25","end":"18:00","startHours":16.41683956517427,"endHours":18.007713842146792,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:00","end":"19:25","startHours":18.007713842146792,"endHours":19.41683956517427,"quality":"auspicious"},{"name":"Roga","start":"19:25","end":"20:50","startHours":19.41683956517427,"endHours":20.82596528820175,"quality":"inauspicious"},{"name":"Udveg","start":"20:50","end":"22:14","startHours":20.82596528820175,"endHours":22.235091011229226,"quality":"inauspicious"},{"name":"Chala","start":"22:14","end":"23:39","startHours":22.235091011229226,"endHours":23.644216734256705,"quality":"neutral"},{"name":"Labha","start":"23:39","end":"01:03","startHours":23.644216734256705,"endHours":25.053342457284185,"quality":"auspicious"},{"name":"Amṛta","start":"01:03","end":"02:28","startHours":25.053342457284185,"endHours":26.46246818031166,"quality":"auspicious"},{"name":"Kāla","start":"02:28","end":"03:52","startHours":26.46246818031166,"endHours":27.87159390333914,"quality":"inauspicious"},{"name":"Śubha","start":"03:52","end":"05:17","startHours":27.87159390333914,"endHours":29.28071962636662,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:17","end":"06:17","startHours":5.2807196263666185,"endHours":6.2807196263666185,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:17","end":"07:17","startHours":6.2807196263666185,"endHours":7.2807196263666185,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:17","end":"08:17","startHours":7.2807196263666185,"endHours":8.280719626366619,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:17","end":"09:17","startHours":8.280719626366619,"endHours":9.280719626366619,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:17","end":"10:17","startHours":9.280719626366619,"endHours":10.280719626366619,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:17","end":"11:17","startHours":10.280719626366619,"endHours":11.280719626366619,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:17","end":"12:17","startHours":11.280719626366619,"endHours":12.280719626366619,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:17","end":"13:17","startHours":12.280719626366619,"endHours":13.280719626366619,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:17","end":"14:17","startHours":13.280719626366619,"endHours":14.280719626366619,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:17","end":"15:17","startHours":14.280719626366619,"endHours":15.280719626366619,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:17","end":"16:17","startHours":15.280719626366619,"endHours":16.28071962636662,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:17","end":"17:17","startHours":16.28071962636662,"endHours":17.28071962636662,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:17","end":"18:17","startHours":17.28071962636662,"endHours":18.28071962636662,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:17","end":"19:17","startHours":18.28071962636662,"endHours":19.28071962636662,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:17","end":"20:17","startHours":19.28071962636662,"endHours":20.28071962636662,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:17","end":"21:17","startHours":20.28071962636662,"endHours":21.28071962636662,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:17","end":"22:17","startHours":21.28071962636662,"endHours":22.28071962636662,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:17","end":"23:17","startHours":22.28071962636662,"endHours":23.28071962636662,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:17","end":"00:17","startHours":23.28071962636662,"endHours":24.28071962636662,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:17","end":"01:17","startHours":24.28071962636662,"endHours":25.28071962636662,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:17","end":"02:17","startHours":25.28071962636662,"endHours":26.28071962636662,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:17","end":"03:17","startHours":26.28071962636662,"endHours":27.28071962636662,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:17","end":"04:17","startHours":27.28071962636662,"endHours":28.28071962636662,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:17","end":"05:17","startHours":28.28071962636662,"endHours":29.28071962636662,"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","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.747171258332578,"eotMinutes":-1.7074040554023546,"ayanamsa":25.7758}},"calendars":{"vikram_samvat":2194,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":2059,"saka_samvatsara":"Hemalambī","bengali_samvat":1544,"malayalam_era":1313,"nanakshahi_year":668,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Navamī · Vikram 2194 Sādhāraṇa · Śaka 2059 Hemalambī"},"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":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","relevance":0.5},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 August 25, 2137 CE · Howrah, West Bengal · Vidhyamitra","description":"August 25, 2137 CE for Howrah, West Bengal: Śukla Navamī, sūryodaya 05:17, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2137-08-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2137-08-25","sa":"https://sa.vidhyamitra.com/city/howrah/2137-08-25","hi":"https://hi.vidhyamitra.com/city/howrah/2137-08-25","x-default":"https://vidhyamitra.com/city/howrah/2137-08-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T16:18:08.465Z","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":"2026-06-01T16:18:08.465Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T16:18:08.465Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}