{"id":"vidhyamitra:city-day:mathura:1990-02-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/1990-02-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-02-17","date_display":"February 17, 1990 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":1990,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447939.770833,"kali_year":5091,"ahargana":1859474.2708,"sun":{"sidereal_longitude":304.5255,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":208.0097,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":263.4842,"elapsed_within_tithi_degrees":11.4842},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":208.0097,"elapsed_within_degrees":8.0097},"yoga":{"number":12,"name":"Dhruva","sum_longitude":152.5352},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1990,"month":2,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2447939.770833,"ahargana":1859474.2708,"kali_year":5091,"ayanamsa_lahiri":23.7151,"grahas":{"sun":{"sidereal_longitude":304.3936570000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":206.26585699999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false,"latitude":-4.4975},"mars":{"sidereal_longitude":259.801457,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":283.44665699999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":67.34065699999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":268.62105700000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":267.005457,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":296.1047,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":116.1047,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1990,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447939.770833,"kali_year":5091,"ahargana":1859474.2708,"sun":{"sidereal_longitude":304.5255,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":208.0097,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":263.4842,"elapsed_within_tithi_degrees":11.4842},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":208.0097,"elapsed_within_degrees":8.0097},"yoga":{"number":12,"name":"Dhruva","sum_longitude":152.5352},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.498,"elongation":96.516},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.498,"opposition_distance":83.484}},"eclipse_window_40days":[]},"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":"06:56","sunsetLocal":"18:12","solarNoonLocal":"12:34","dayLengthHours":11.272521050894483,"dayLengthDisplay":"11 Hours 16 Mins 21 Secs","nightLengthDisplay":"12 Hours 43 Mins 39 Secs","moonriseLocal":"00:37","moonsetLocal":"11:26","rahuKala":{"name":"Rāhu Kāla","start":"09:45","end":"11:09","startHours":9.745165876465315,"endHours":11.154231007827125,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:58","end":"15:23","startHours":13.972361270550746,"endHours":15.381426401912556,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:56","end":"08:20","startHours":6.927035613741695,"endHours":8.336100745103504,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:33","end":"09:56","startHours":9.557290525617073,"endHours":9.933041227313558,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:24","end":"07:42","startHours":7.396723990862299,"endHours":7.697324552219484,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:56","startHours":12.187545437492453,"endHours":12.939046840885418,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:25","end":"06:11","startHours":5.424032806955764,"endHours":6.175534210348729,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:59","end":"06:56","startHours":5.987658859500488,"endHours":6.927035613741695,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:12","startHours":14.44204964767135,"endHours":15.193551051064317,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:00","end":"18:24","startHours":17.999556664636177,"endHours":18.399556664636176,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:12","end":"18:40","startHours":18.199556664636177,"endHours":18.66924504175678,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:57","end":"19:42","startHours":17.949556664636177,"endHours":19.699556664636177,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:56","startHours":24.187545437492453,"endHours":24.939046840885418,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:56","end":"08:20","startHours":6.927035613741695,"endHours":8.336100745103504,"quality":"inauspicious"},{"name":"Śubha","start":"08:20","end":"09:45","startHours":8.336100745103504,"endHours":9.745165876465315,"quality":"auspicious"},{"name":"Roga","start":"09:45","end":"11:09","startHours":9.745165876465315,"endHours":11.154231007827125,"quality":"inauspicious"},{"name":"Udveg","start":"11:09","end":"12:34","startHours":11.154231007827125,"endHours":12.563296139188935,"quality":"inauspicious"},{"name":"Chala","start":"12:34","end":"13:58","startHours":12.563296139188935,"endHours":13.972361270550746,"quality":"neutral"},{"name":"Labha","start":"13:58","end":"15:23","startHours":13.972361270550746,"endHours":15.381426401912556,"quality":"auspicious"},{"name":"Amṛta","start":"15:23","end":"16:47","startHours":15.381426401912556,"endHours":16.790491533274366,"quality":"auspicious"},{"name":"Kāla","start":"16:47","end":"18:12","startHours":16.790491533274366,"endHours":18.199556664636177,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:12","end":"19:47","startHours":18.199556664636177,"endHours":19.790491533274366,"quality":"auspicious"},{"name":"Amṛta","start":"19:47","end":"21:23","startHours":19.790491533274366,"endHours":21.381426401912556,"quality":"auspicious"},{"name":"Kāla","start":"21:23","end":"22:58","startHours":21.381426401912556,"endHours":22.972361270550746,"quality":"inauspicious"},{"name":"Śubha","start":"22:58","end":"00:34","startHours":22.972361270550746,"endHours":24.563296139188935,"quality":"auspicious"},{"name":"Roga","start":"00:34","end":"02:09","startHours":24.563296139188935,"endHours":26.154231007827125,"quality":"inauspicious"},{"name":"Udveg","start":"02:09","end":"03:45","startHours":26.154231007827125,"endHours":27.745165876465315,"quality":"inauspicious"},{"name":"Chala","start":"03:45","end":"05:20","startHours":27.745165876465315,"endHours":29.336100745103504,"quality":"neutral"},{"name":"Labha","start":"05:20","end":"06:56","startHours":29.336100745103504,"endHours":30.927035613741694,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:56","end":"07:56","startHours":6.927035613741695,"endHours":7.927035613741695,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:56","end":"08:56","startHours":7.927035613741695,"endHours":8.927035613741694,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:56","end":"09:56","startHours":8.927035613741694,"endHours":9.927035613741694,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:56","end":"10:56","startHours":9.927035613741694,"endHours":10.927035613741694,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:56","end":"11:56","startHours":10.927035613741694,"endHours":11.927035613741694,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:56","end":"12:56","startHours":11.927035613741694,"endHours":12.927035613741694,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:56","end":"13:56","startHours":12.927035613741694,"endHours":13.927035613741694,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:56","end":"14:56","startHours":13.927035613741694,"endHours":14.927035613741694,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:56","end":"15:56","startHours":14.927035613741694,"endHours":15.927035613741694,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:56","end":"16:56","startHours":15.927035613741694,"endHours":16.927035613741694,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:56","end":"17:56","startHours":16.927035613741694,"endHours":17.927035613741694,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:56","end":"18:56","startHours":17.927035613741694,"endHours":18.927035613741694,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:56","end":"19:56","startHours":18.927035613741694,"endHours":19.927035613741694,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:56","end":"20:56","startHours":19.927035613741694,"endHours":20.927035613741694,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:56","end":"21:56","startHours":20.927035613741694,"endHours":21.927035613741694,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:56","end":"22:56","startHours":21.927035613741694,"endHours":22.927035613741694,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:56","end":"23:56","startHours":22.927035613741694,"endHours":23.927035613741694,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:56","end":"00:56","startHours":23.927035613741694,"endHours":24.927035613741694,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:56","end":"01:56","startHours":24.927035613741694,"endHours":25.927035613741694,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:56","end":"02:56","startHours":25.927035613741694,"endHours":26.927035613741694,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:56","end":"03:56","startHours":26.927035613741694,"endHours":27.927035613741694,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:56","end":"04:56","startHours":27.927035613741694,"endHours":28.927035613741694,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:56","end":"05:56","startHours":28.927035613741694,"endHours":29.927035613741694,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:56","end":"06:56","startHours":29.927035613741694,"endHours":30.927035613741694,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"drikRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-12.129705147426506,"eotMinutes":-14.492568351336082,"ayanamsa":23.7151}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Saptamī · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"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":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"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 17, 1990 CE · Mathurā · Vidhyamitra","description":"February 17, 1990 CE for Mathurā: Kṛṣṇa Saptamī, sūryodaya 06:56, sūryāsta 18:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/1990-02-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/1990-02-17","sa":"https://sa.vidhyamitra.com/city/mathura/1990-02-17","hi":"https://hi.vidhyamitra.com/city/mathura/1990-02-17","x-default":"https://vidhyamitra.com/city/mathura/1990-02-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T15:54:48.135Z","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":"2026-05-14T15:54:48.135Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T15:54:48.135Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}