{"id":"vidhyamitra:city-day:mathura:2091-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/2091-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-02-28","date_display":"February 28, 2091 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":2091,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484840.770833,"kali_year":5192,"ahargana":1896375.2708,"sun":{"sidereal_longitude":314.4999,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":63.5791,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":109.0793,"elapsed_within_tithi_degrees":1.0793},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":63.5791,"elapsed_within_degrees":10.2458},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.079},"karana":{"half_tithi_index":18,"name":"Taitila"},"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":2091,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484840.770833,"ahargana":1896375.2708,"kali_year":5192,"ayanamsa_lahiri":25.1264,"grahas":{"sun":{"sidereal_longitude":314.564667,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":60.995067000000006,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":-4.3903},"mars":{"sidereal_longitude":142.663367,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":330.15396699999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":259.5182669999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":276.409167,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":52.72506699999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":140.9122,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":320.9122,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2091,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484840.770833,"kali_year":5192,"ahargana":1896375.2708,"sun":{"sidereal_longitude":314.4999,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":63.5791,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":109.0793,"elapsed_within_tithi_degrees":1.0793},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4,"moon_longitude":63.5791,"elapsed_within_degrees":10.2458},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.079},"karana":{"half_tithi_index":18,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.39,"elongation":109.079},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.39,"opposition_distance":70.921}},"eclipse_window_40days":[{"offset_days":20,"type":"solar","occurs":true,"moon_latitude":-1.141,"elongation":0.03}]},"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:45","sunsetLocal":"18:20","solarNoonLocal":"12:33","dayLengthHours":11.57207497958928,"dayLengthDisplay":"11 Hours 34 Mins 19 Secs","nightLengthDisplay":"12 Hours 25 Mins 41 Secs","moonriseLocal":"12:43","moonsetLocal":"02:33","rahuKala":{"name":"Rāhu Kāla","start":"12:33","end":"13:59","startHours":12.542137647100457,"endHours":13.988647019549118,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:12","end":"09:39","startHours":8.202609529754477,"endHours":9.649118902203139,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:06","end":"12:33","startHours":11.095628274651798,"endHours":12.542137647100457,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:27","end":"09:51","startHours":9.45625098587665,"endHours":9.841986818529627,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:14","end":"07:33","startHours":7.2382699481220385,"endHours":7.546858614244419,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:56","startHours":12.15640181444748,"endHours":12.927873479753433,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:13","end":"05:59","startHours":5.213156826693914,"endHours":5.9846284919998665,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:48","end":"06:45","startHours":5.791760575673378,"endHours":6.756100157305818,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:15","startHours":14.470816810365339,"endHours":15.242288475671291,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:08","end":"18:32","startHours":18.1281751368951,"endHours":18.528175136895097,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:20","end":"18:49","startHours":18.328175136895098,"endHours":18.810344927711316,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:05","end":"19:50","startHours":18.078175136895098,"endHours":19.828175136895098,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:56","startHours":24.15640181444748,"endHours":24.927873479753433,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:45","end":"08:12","startHours":6.756100157305818,"endHours":8.202609529754477,"quality":"auspicious"},{"name":"Amṛta","start":"08:12","end":"09:39","startHours":8.202609529754477,"endHours":9.649118902203139,"quality":"auspicious"},{"name":"Kāla","start":"09:39","end":"11:06","startHours":9.649118902203139,"endHours":11.095628274651798,"quality":"inauspicious"},{"name":"Śubha","start":"11:06","end":"12:33","startHours":11.095628274651798,"endHours":12.542137647100457,"quality":"auspicious"},{"name":"Roga","start":"12:33","end":"13:59","startHours":12.542137647100457,"endHours":13.988647019549118,"quality":"inauspicious"},{"name":"Udveg","start":"13:59","end":"15:26","startHours":13.988647019549118,"endHours":15.435156391997777,"quality":"inauspicious"},{"name":"Chala","start":"15:26","end":"16:53","startHours":15.435156391997777,"endHours":16.88166576444644,"quality":"neutral"},{"name":"Labha","start":"16:53","end":"18:20","startHours":16.88166576444644,"endHours":18.328175136895098,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:20","end":"19:53","startHours":18.328175136895098,"endHours":19.88166576444644,"quality":"inauspicious"},{"name":"Chala","start":"19:53","end":"21:26","startHours":19.88166576444644,"endHours":21.43515639199778,"quality":"neutral"},{"name":"Labha","start":"21:26","end":"22:59","startHours":21.43515639199778,"endHours":22.98864701954912,"quality":"auspicious"},{"name":"Amṛta","start":"22:59","end":"00:33","startHours":22.98864701954912,"endHours":24.542137647100457,"quality":"auspicious"},{"name":"Kāla","start":"00:33","end":"02:06","startHours":24.542137647100457,"endHours":26.095628274651798,"quality":"inauspicious"},{"name":"Śubha","start":"02:06","end":"03:39","startHours":26.095628274651798,"endHours":27.64911890220314,"quality":"auspicious"},{"name":"Roga","start":"03:39","end":"05:12","startHours":27.64911890220314,"endHours":29.202609529754476,"quality":"inauspicious"},{"name":"Udveg","start":"05:12","end":"06:45","startHours":29.202609529754476,"endHours":30.756100157305816,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.756100157305818,"endHours":7.756100157305818,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.756100157305818,"endHours":8.756100157305818,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.756100157305818,"endHours":9.756100157305818,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.756100157305818,"endHours":10.756100157305818,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.756100157305818,"endHours":11.756100157305818,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.756100157305818,"endHours":12.756100157305818,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.756100157305818,"endHours":13.756100157305818,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.756100157305818,"endHours":14.756100157305818,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.756100157305818,"endHours":15.756100157305818,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.756100157305818,"endHours":16.756100157305816,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.756100157305816,"endHours":17.756100157305816,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.756100157305816,"endHours":18.756100157305816,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.756100157305816,"endHours":19.756100157305816,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.756100157305816,"endHours":20.756100157305816,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.756100157305816,"endHours":21.756100157305816,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.756100157305816,"endHours":22.756100157305816,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.756100157305816,"endHours":23.756100157305816,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.756100157305816,"endHours":24.756100157305816,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.756100157305816,"endHours":25.756100157305816,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.756100157305816,"endHours":26.756100157305816,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.756100157305816,"endHours":27.756100157305816,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.756100157305816,"endHours":28.756100157305816,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.756100157305816,"endHours":29.756100157305816,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.756100157305816,"endHours":30.756100157305816,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-7.934776686693802,"eotMinutes":-13.223058826027486,"ayanamsa":25.1264}},"calendars":{"vikram_samvat":2148,"vikram_samvatsara":"Raktākṣī","saka_samvat":2013,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1498,"malayalam_era":1267,"nanakshahi_year":622,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Daśamī · Vikram 2148 Raktākṣī · Śaka 2013 Virodhakṛt"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5}],"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":[]},"validity":{"eternal":false,"location_specific":"mathura"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 28, 2091 CE · Mathurā · Vidhyamitra","description":"February 28, 2091 CE for Mathurā: Śukla Daśamī, sūryodaya 06:45, sūryāsta 18:20.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/2091-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/2091-02-28","sa":"https://sa.vidhyamitra.com/city/mathura/2091-02-28","hi":"https://hi.vidhyamitra.com/city/mathura/2091-02-28","x-default":"https://vidhyamitra.com/city/mathura/2091-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T16:50:58.520Z","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":"2026-05-14T16:50:58.520Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T16:50:58.520Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}