{"id":"vidhyamitra:city-day:vrindavan:2170-04-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2170-04-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2170-04-25","date_display":"April 25, 2170 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":2170,"month":4,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513750.770833,"kali_year":5272,"ahargana":1925285.2708,"sun":{"sidereal_longitude":8.4792,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":114.2871,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":105.8079,"elapsed_within_tithi_degrees":9.8079},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":114.2871,"elapsed_within_degrees":7.6204},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":122.7663},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2170,"month":4,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2513750.770833,"ahargana":1925285.2708,"kali_year":5272,"ayanamsa_lahiri":26.2321,"grahas":{"sun":{"sidereal_longitude":8.777492999999993,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":111.69749300000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false,"latitude":4.0831},"mars":{"sidereal_longitude":130.90779299999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":340.040793,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":130.65979300000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":42.14869299999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":306.321993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":49.1212,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":229.1212,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2170,"month":4,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513750.770833,"kali_year":5272,"ahargana":1925285.2708,"sun":{"sidereal_longitude":8.4792,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":114.2871,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":105.8079,"elapsed_within_tithi_degrees":9.8079},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":114.2871,"elapsed_within_degrees":7.6204},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":122.7663},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.083,"elongation":105.808},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.083,"opposition_distance":74.192}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:45","sunsetLocal":"18:49","solarNoonLocal":"12:17","dayLengthHours":13.066768034609982,"dayLengthDisplay":"13 Hours 04 Mins 00 Secs","nightLengthDisplay":"10 Hours 56 Mins 00 Secs","moonriseLocal":"12:33","moonsetLocal":"01:45","rahuKala":{"name":"Rāhu Kāla","start":"12:17","end":"13:55","startHours":12.28963568869888,"endHours":13.922981693025125,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:23","end":"09:01","startHours":7.389597675720136,"endHours":9.022943680046383,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:39","end":"12:17","startHours":10.65628968437263,"endHours":12.28963568869888,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:48","end":"09:14","startHours":8.805164212802884,"endHours":9.240723147289883,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:18","end":"06:39","startHours":6.300700339502637,"endHours":6.649147487092236,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:44","startHours":11.854076754211878,"endHours":12.725194623185878,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:01","end":"04:53","startHours":4.01401593344589,"endHours":4.885133802419889,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:40","end":"05:45","startHours":4.667354335176389,"endHours":5.756251671393888,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:20","startHours":14.467430361133875,"endHours":15.338548230107873,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:37","end":"19:01","startHours":18.62301970600387,"endHours":19.02301970600387,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:49","end":"19:22","startHours":18.82301970600387,"endHours":19.36746837411262,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:34","end":"20:19","startHours":18.57301970600387,"endHours":20.32301970600387,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:44","startHours":23.85407675421188,"endHours":24.725194623185878,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:45","end":"07:23","startHours":5.756251671393888,"endHours":7.389597675720136,"quality":"auspicious"},{"name":"Amṛta","start":"07:23","end":"09:01","startHours":7.389597675720136,"endHours":9.022943680046383,"quality":"auspicious"},{"name":"Kāla","start":"09:01","end":"10:39","startHours":9.022943680046383,"endHours":10.65628968437263,"quality":"inauspicious"},{"name":"Śubha","start":"10:39","end":"12:17","startHours":10.65628968437263,"endHours":12.28963568869888,"quality":"auspicious"},{"name":"Roga","start":"12:17","end":"13:55","startHours":12.28963568869888,"endHours":13.922981693025125,"quality":"inauspicious"},{"name":"Udveg","start":"13:55","end":"15:33","startHours":13.922981693025125,"endHours":15.556327697351374,"quality":"inauspicious"},{"name":"Chala","start":"15:33","end":"17:11","startHours":15.556327697351374,"endHours":17.189673701677624,"quality":"neutral"},{"name":"Labha","start":"17:11","end":"18:49","startHours":17.189673701677624,"endHours":18.82301970600387,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:49","end":"20:11","startHours":18.82301970600387,"endHours":20.18967370167762,"quality":"inauspicious"},{"name":"Chala","start":"20:11","end":"21:33","startHours":20.18967370167762,"endHours":21.556327697351374,"quality":"neutral"},{"name":"Labha","start":"21:33","end":"22:55","startHours":21.556327697351374,"endHours":22.922981693025125,"quality":"auspicious"},{"name":"Amṛta","start":"22:55","end":"00:17","startHours":22.922981693025125,"endHours":24.28963568869888,"quality":"auspicious"},{"name":"Kāla","start":"00:17","end":"01:39","startHours":24.28963568869888,"endHours":25.65628968437263,"quality":"inauspicious"},{"name":"Śubha","start":"01:39","end":"03:01","startHours":25.65628968437263,"endHours":27.02294368004638,"quality":"auspicious"},{"name":"Roga","start":"03:01","end":"04:23","startHours":27.02294368004638,"endHours":28.389597675720132,"quality":"inauspicious"},{"name":"Udveg","start":"04:23","end":"05:45","startHours":28.389597675720132,"endHours":29.756251671393887,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:45","end":"06:45","startHours":5.756251671393888,"endHours":6.756251671393888,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:45","end":"07:45","startHours":6.756251671393888,"endHours":7.756251671393888,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:45","end":"08:45","startHours":7.756251671393888,"endHours":8.756251671393887,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:45","end":"09:45","startHours":8.756251671393887,"endHours":9.756251671393887,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:45","end":"10:45","startHours":9.756251671393887,"endHours":10.756251671393887,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:45","end":"11:45","startHours":10.756251671393887,"endHours":11.756251671393887,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:45","end":"12:45","startHours":11.756251671393887,"endHours":12.756251671393887,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:45","end":"13:45","startHours":12.756251671393887,"endHours":13.756251671393887,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:45","end":"14:45","startHours":13.756251671393887,"endHours":14.756251671393887,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:45","end":"15:45","startHours":14.756251671393887,"endHours":15.756251671393887,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:45","end":"16:45","startHours":15.756251671393887,"endHours":16.756251671393887,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:45","end":"17:45","startHours":16.756251671393887,"endHours":17.756251671393887,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:45","end":"18:45","startHours":17.756251671393887,"endHours":18.756251671393887,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:45","end":"19:45","startHours":18.756251671393887,"endHours":19.756251671393887,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:45","end":"20:45","startHours":19.756251671393887,"endHours":20.756251671393887,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:45","end":"21:45","startHours":20.756251671393887,"endHours":21.756251671393887,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:45","end":"22:45","startHours":21.756251671393887,"endHours":22.756251671393887,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:45","end":"23:45","startHours":22.756251671393887,"endHours":23.756251671393887,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:45","end":"00:45","startHours":23.756251671393887,"endHours":24.756251671393887,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:45","end":"01:45","startHours":24.756251671393887,"endHours":25.756251671393887,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:45","end":"02:45","startHours":25.756251671393887,"endHours":26.756251671393887,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:45","end":"03:45","startHours":26.756251671393887,"endHours":27.756251671393887,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:45","end":"04:45","startHours":27.756251671393887,"endHours":28.756251671393887,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:45","end":"05:45","startHours":28.756251671393887,"endHours":29.756251671393887,"planetary_lord":"Sun"}],"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","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.190210000843672,"eotMinutes":1.9846586780673228,"ayanamsa":26.2321}},"calendars":{"vikram_samvat":2227,"vikram_samvatsara":"Subhānu","saka_samvat":2092,"saka_samvatsara":"Pramoda","bengali_samvat":1577,"malayalam_era":1346,"nanakshahi_year":701,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha (Adhika) Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha (Adhika) Śukla Navamī · Vikram 2227 Subhānu · Śaka 2092 Pramoda"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"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":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 25, 2170 CE · Vṛndāvana · Vidhyamitra","description":"April 25, 2170 CE for Vṛndāvana: Śukla Navamī, sūryodaya 05:45, sūryāsta 18:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2170-04-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2170-04-25","sa":"https://sa.vidhyamitra.com/city/vrindavan/2170-04-25","hi":"https://hi.vidhyamitra.com/city/vrindavan/2170-04-25","x-default":"https://vidhyamitra.com/city/vrindavan/2170-04-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:38:13.519Z","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":"2026-05-31T21:38:13.519Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:38:13.519Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}