{"id":"vidhyamitra:city-day:jamnagar:2181-04-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jamnagar/2181-04-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2181-04-08","date_display":"April 8, 2181 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":2181,"month":4,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517751.770833,"kali_year":5282,"ahargana":1929286.2708,"sun":{"sidereal_longitude":352.0309,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":278.3499,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.3191,"elapsed_within_tithi_degrees":10.3191},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.3499,"elapsed_within_degrees":11.6833},"yoga":{"number":21,"name":"Siddha","sum_longitude":270.3808},"karana":{"half_tithi_index":47,"name":"Gara"},"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":2181,"month":4,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2517751.770833,"ahargana":1929286.2708,"kali_year":5282,"ayanamsa_lahiri":26.3852,"grahas":{"sun":{"sidereal_longitude":352.295425,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":279.83702500000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":4.4472},"mars":{"sidereal_longitude":71.13622499999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":8.795725000000004,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":103.800725,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"venus":{"sidereal_longitude":5.016925000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":75.94782499999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":197.129,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":17.129,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":2181,"month":4,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2517751.770833,"kali_year":5282,"ahargana":1929286.2708,"sun":{"sidereal_longitude":352.0309,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":278.3499,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.3191,"elapsed_within_tithi_degrees":10.3191},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.3499,"elapsed_within_degrees":11.6833},"yoga":{"number":21,"name":"Siddha","sum_longitude":270.3808},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.447,"elongation":73.681},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.447,"opposition_distance":106.319}},"eclipse_window_40days":[{"offset_days":6,"type":"solar","occurs":true,"moon_latitude":1.281,"elongation":2.34}]},"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"jamnagar","name":"Jamnagar, Gujarat","lat":22.4707,"lon":70.0577,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tier-1"},"sunriseLocal":"06:36","sunsetLocal":"19:08","solarNoonLocal":"12:52","dayLengthHours":12.527427864723451,"dayLengthDisplay":"12 Hours 31 Mins 39 Secs","nightLengthDisplay":"11 Hours 28 Mins 21 Secs","moonriseLocal":"02:32","moonsetLocal":"13:33","rahuKala":{"name":"Rāhu Kāla","start":"17:34","end":"19:08","startHours":17.56377295888246,"endHours":19.12970144197289,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:52","end":"14:26","startHours":12.865987509611166,"endHours":14.431915992701597,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"16:00","end":"17:34","startHours":15.997844475792029,"endHours":17.56377295888246,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:32","end":"09:57","startHours":9.525340079018246,"endHours":9.94292100784236,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:07","end":"07:27","startHours":7.124249738279584,"endHours":7.458314481338876,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:27","end":"13:17","startHours":12.44840658078705,"endHours":13.283568438435282,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:56","end":"05:46","startHours":4.93194986195298,"endHours":5.76711171960121,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:33","end":"06:36","startHours":5.558321255189152,"endHours":6.60227357724944,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:57","end":"15:47","startHours":14.953892153731742,"endHours":15.789054011379973,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:56","end":"19:20","startHours":18.92970144197289,"endHours":19.32970144197289,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:08","end":"19:39","startHours":19.12970144197289,"endHours":19.651677603003034,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:53","end":"20:38","startHours":18.87970144197289,"endHours":20.62970144197289,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:27","end":"01:17","startHours":24.44840658078705,"endHours":25.28356843843528,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:36","end":"08:10","startHours":6.60227357724944,"endHours":8.16820206033987,"quality":"inauspicious"},{"name":"Chala","start":"08:10","end":"09:44","startHours":8.16820206033987,"endHours":9.734130543430302,"quality":"neutral"},{"name":"Labha","start":"09:44","end":"11:18","startHours":9.734130543430302,"endHours":11.300059026520735,"quality":"auspicious"},{"name":"Amṛta","start":"11:18","end":"12:52","startHours":11.300059026520735,"endHours":12.865987509611166,"quality":"auspicious"},{"name":"Kāla","start":"12:52","end":"14:26","startHours":12.865987509611166,"endHours":14.431915992701597,"quality":"inauspicious"},{"name":"Śubha","start":"14:26","end":"16:00","startHours":14.431915992701597,"endHours":15.997844475792029,"quality":"auspicious"},{"name":"Roga","start":"16:00","end":"17:34","startHours":15.997844475792029,"endHours":17.56377295888246,"quality":"inauspicious"},{"name":"Udveg","start":"17:34","end":"19:08","startHours":17.56377295888246,"endHours":19.12970144197289,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:08","end":"20:34","startHours":19.12970144197289,"endHours":20.56377295888246,"quality":"auspicious"},{"name":"Roga","start":"20:34","end":"22:00","startHours":20.56377295888246,"endHours":21.99784447579203,"quality":"inauspicious"},{"name":"Udveg","start":"22:00","end":"23:26","startHours":21.99784447579203,"endHours":23.431915992701597,"quality":"inauspicious"},{"name":"Chala","start":"23:26","end":"00:52","startHours":23.431915992701597,"endHours":24.865987509611166,"quality":"neutral"},{"name":"Labha","start":"00:52","end":"02:18","startHours":24.865987509611166,"endHours":26.300059026520735,"quality":"auspicious"},{"name":"Amṛta","start":"02:18","end":"03:44","startHours":26.300059026520735,"endHours":27.734130543430304,"quality":"auspicious"},{"name":"Kāla","start":"03:44","end":"05:10","startHours":27.734130543430304,"endHours":29.168202060339873,"quality":"inauspicious"},{"name":"Śubha","start":"05:10","end":"06:36","startHours":29.168202060339873,"endHours":30.60227357724944,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:36","end":"07:36","startHours":6.60227357724944,"endHours":7.60227357724944,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:36","end":"08:36","startHours":7.60227357724944,"endHours":8.60227357724944,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:36","end":"09:36","startHours":8.60227357724944,"endHours":9.60227357724944,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:36","end":"10:36","startHours":9.60227357724944,"endHours":10.60227357724944,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:36","end":"11:36","startHours":10.60227357724944,"endHours":11.60227357724944,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:36","end":"12:36","startHours":11.60227357724944,"endHours":12.60227357724944,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:36","end":"13:36","startHours":12.60227357724944,"endHours":13.60227357724944,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:36","end":"14:36","startHours":13.60227357724944,"endHours":14.60227357724944,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:36","end":"15:36","startHours":14.60227357724944,"endHours":15.60227357724944,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:36","end":"16:36","startHours":15.60227357724944,"endHours":16.60227357724944,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:36","end":"17:36","startHours":16.60227357724944,"endHours":17.60227357724944,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:36","end":"18:36","startHours":17.60227357724944,"endHours":18.60227357724944,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:36","end":"19:36","startHours":18.60227357724944,"endHours":19.60227357724944,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:36","end":"20:36","startHours":19.60227357724944,"endHours":20.60227357724944,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:36","end":"21:36","startHours":20.60227357724944,"endHours":21.60227357724944,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:36","end":"22:36","startHours":21.60227357724944,"endHours":22.60227357724944,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:36","end":"23:36","startHours":22.60227357724944,"endHours":23.60227357724944,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:36","end":"00:36","startHours":23.60227357724944,"endHours":24.60227357724944,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:36","end":"01:36","startHours":24.60227357724944,"endHours":25.60227357724944,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:36","end":"02:36","startHours":25.60227357724944,"endHours":26.60227357724944,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:36","end":"03:36","startHours":26.60227357724944,"endHours":27.60227357724944,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:36","end":"04:36","startHours":27.60227357724944,"endHours":28.60227357724944,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:36","end":"05:36","startHours":28.60227357724944,"endHours":29.60227357724944,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:36","end":"06:36","startHours":29.60227357724944,"endHours":30.60227357724944,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":7.318841954733822,"eotMinutes":-2.1900505766699547,"ayanamsa":26.3852}},"calendars":{"vikram_samvat":2238,"vikram_samvatsara":"Jaya","saka_samvat":2103,"saka_samvatsara":"Vṛṣa","bengali_samvat":1588,"malayalam_era":1357,"nanakshahi_year":712,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Navamī · Vikram 2238 Jaya · Śaka 2103 Vṛṣa"},"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":"jamnagar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 8, 2181 CE · Jamnagar, Gujarat · Vidhyamitra","description":"April 8, 2181 CE for Jamnagar, Gujarat: Kṛṣṇa Navamī, sūryodaya 06:36, sūryāsta 19:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jamnagar/2181-04-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jamnagar/2181-04-08","sa":"https://sa.vidhyamitra.com/city/jamnagar/2181-04-08","hi":"https://hi.vidhyamitra.com/city/jamnagar/2181-04-08","x-default":"https://vidhyamitra.com/city/jamnagar/2181-04-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T16:30:22.301Z","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":"2026-05-31T16:30:22.301Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T16:30:22.301Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}