{"id":"vidhyamitra:city-day:vrindavan:2177-02-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2177-02-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2177-02-07","date_display":"February 7, 2177 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":2177,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516230.770833,"kali_year":5278,"ahargana":1927765.2708,"sun":{"sidereal_longitude":291.9252,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":31.6736,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":99.7484,"elapsed_within_tithi_degrees":3.7484},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":31.6736,"elapsed_within_degrees":5.007},"yoga":{"number":25,"name":"Brahma","sum_longitude":323.5988},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2177,"month":2,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2516230.770833,"ahargana":1927765.2708,"kali_year":5278,"ayanamsa_lahiri":26.327,"grahas":{"sun":{"sidereal_longitude":292.296738,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":29.60713800000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":4.1117},"mars":{"sidereal_longitude":359.136338,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":297.36173800000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":333.976738,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":288.262238,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"saturn":{"sidereal_longitude":19.533738000000028,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":277.7189,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":97.7189,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2177,"month":2,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516230.770833,"kali_year":5278,"ahargana":1927765.2708,"sun":{"sidereal_longitude":291.9252,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":31.6736,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":99.7484,"elapsed_within_tithi_degrees":3.7484},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":31.6736,"elapsed_within_degrees":5.007},"yoga":{"number":25,"name":"Brahma","sum_longitude":323.5988},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.112,"elongation":99.748},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.112,"opposition_distance":80.252}},"eclipse_window_40days":[{"offset_days":-8,"type":"solar","occurs":true,"moon_latitude":0.55,"elongation":1.422}]},"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":"07:03","sunsetLocal":"18:05","solarNoonLocal":"12:34","dayLengthHours":11.040692860710989,"dayLengthDisplay":"11 Hours 02 Mins 26 Secs","nightLengthDisplay":"12 Hours 57 Mins 34 Secs","moonriseLocal":"12:18","moonsetLocal":"01:48","rahuKala":{"name":"Rāhu Kāla","start":"11:11","end":"12:34","startHours":11.182254267567238,"endHours":12.56234087515611,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:19","end":"16:42","startHours":15.322514090333858,"endHours":16.702600697922733,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:25","end":"09:48","startHours":8.42208105238949,"endHours":9.802167659978364,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:59","startHours":9.618156112299847,"endHours":9.98617920765688,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:48","startHours":7.502023313996908,"endHours":7.796441790282534,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.194317779799077,"endHours":12.930363970513143,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:34","end":"06:18","startHours":5.569902063372485,"endHours":6.305948254086551,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:07","end":"07:03","startHours":6.121936706408034,"endHours":7.041994444800617,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:08","startHours":14.402456351941275,"endHours":15.138502542655342,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:53","end":"18:17","startHours":17.882687305511606,"endHours":18.282687305511605,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:05","end":"18:33","startHours":18.082687305511605,"endHours":18.542716174707895,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:50","end":"19:35","startHours":17.832687305511605,"endHours":19.582687305511605,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.19431777979908,"endHours":24.93036397051314,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:03","end":"08:25","startHours":7.041994444800617,"endHours":8.42208105238949,"quality":"neutral"},{"name":"Labha","start":"08:25","end":"09:48","startHours":8.42208105238949,"endHours":9.802167659978364,"quality":"auspicious"},{"name":"Amṛta","start":"09:48","end":"11:11","startHours":9.802167659978364,"endHours":11.182254267567238,"quality":"auspicious"},{"name":"Kāla","start":"11:11","end":"12:34","startHours":11.182254267567238,"endHours":12.56234087515611,"quality":"inauspicious"},{"name":"Śubha","start":"12:34","end":"13:57","startHours":12.56234087515611,"endHours":13.942427482744986,"quality":"auspicious"},{"name":"Roga","start":"13:57","end":"15:19","startHours":13.942427482744986,"endHours":15.322514090333858,"quality":"inauspicious"},{"name":"Udveg","start":"15:19","end":"16:42","startHours":15.322514090333858,"endHours":16.702600697922733,"quality":"inauspicious"},{"name":"Chala","start":"16:42","end":"18:05","startHours":16.702600697922733,"endHours":18.082687305511605,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:05","end":"19:42","startHours":18.082687305511605,"endHours":19.702600697922733,"quality":"inauspicious"},{"name":"Udveg","start":"19:42","end":"21:19","startHours":19.702600697922733,"endHours":21.322514090333858,"quality":"inauspicious"},{"name":"Chala","start":"21:19","end":"22:57","startHours":21.322514090333858,"endHours":22.942427482744986,"quality":"neutral"},{"name":"Labha","start":"22:57","end":"00:34","startHours":22.942427482744986,"endHours":24.56234087515611,"quality":"auspicious"},{"name":"Amṛta","start":"00:34","end":"02:11","startHours":24.56234087515611,"endHours":26.182254267567238,"quality":"auspicious"},{"name":"Kāla","start":"02:11","end":"03:48","startHours":26.182254267567238,"endHours":27.802167659978366,"quality":"inauspicious"},{"name":"Śubha","start":"03:48","end":"05:25","startHours":27.802167659978366,"endHours":29.42208105238949,"quality":"auspicious"},{"name":"Roga","start":"05:25","end":"07:03","startHours":29.42208105238949,"endHours":31.041994444800615,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:03","end":"08:03","startHours":7.041994444800617,"endHours":8.041994444800617,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:03","end":"09:03","startHours":8.041994444800617,"endHours":9.041994444800617,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:03","end":"10:03","startHours":9.041994444800617,"endHours":10.041994444800617,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:03","end":"11:03","startHours":10.041994444800617,"endHours":11.041994444800617,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:03","end":"12:03","startHours":11.041994444800617,"endHours":12.041994444800617,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:03","end":"13:03","startHours":12.041994444800617,"endHours":13.041994444800617,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:03","end":"14:03","startHours":13.041994444800617,"endHours":14.041994444800617,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:03","end":"15:03","startHours":14.041994444800617,"endHours":15.041994444800617,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:03","end":"16:03","startHours":15.041994444800617,"endHours":16.041994444800615,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:03","end":"17:03","startHours":16.041994444800615,"endHours":17.041994444800615,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:03","end":"18:03","startHours":17.041994444800615,"endHours":18.041994444800615,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:03","end":"19:03","startHours":18.041994444800615,"endHours":19.041994444800615,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:03","end":"20:03","startHours":19.041994444800615,"endHours":20.041994444800615,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:03","end":"21:03","startHours":20.041994444800615,"endHours":21.041994444800615,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:03","end":"22:03","startHours":21.041994444800615,"endHours":22.041994444800615,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:03","end":"23:03","startHours":22.041994444800615,"endHours":23.041994444800615,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:03","end":"00:03","startHours":23.041994444800615,"endHours":24.041994444800615,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:03","end":"01:03","startHours":24.041994444800615,"endHours":25.041994444800615,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:03","end":"02:03","startHours":25.041994444800615,"endHours":26.041994444800615,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:03","end":"03:03","startHours":26.041994444800615,"endHours":27.041994444800615,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:03","end":"04:03","startHours":27.041994444800615,"endHours":28.041994444800615,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:03","end":"05:03","startHours":28.041994444800615,"endHours":29.041994444800615,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:03","end":"06:03","startHours":29.041994444800615,"endHours":30.041994444800615,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:03","end":"07:03","startHours":30.041994444800615,"endHours":31.041994444800615,"planetary_lord":"Mars"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.242300811228535,"eotMinutes":-14.37765250936663,"ayanamsa":26.327}},"calendars":{"vikram_samvat":2234,"vikram_samvatsara":"Vikṛti","saka_samvat":2099,"saka_samvatsara":"Īśvara","bengali_samvat":1584,"malayalam_era":1353,"nanakshahi_year":708,"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 Navamī · Vikram 2234 Vikṛti · Śaka 2099 Īśvara"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","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":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 7, 2177 CE · Vṛndāvana · Vidhyamitra","description":"February 7, 2177 CE for Vṛndāvana: Śukla Navamī, sūryodaya 07:03, sūryāsta 18:05.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2177-02-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2177-02-07","sa":"https://sa.vidhyamitra.com/city/vrindavan/2177-02-07","hi":"https://hi.vidhyamitra.com/city/vrindavan/2177-02-07","x-default":"https://vidhyamitra.com/city/vrindavan/2177-02-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T19:47:37.212Z","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":"2026-05-31T19:47:37.212Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T19:47:37.212Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}