{"id":"vidhyamitra:city-day:solapur:2028-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/solapur/2028-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2028-02-01","date_display":"February 1, 2028 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":2028,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461802.770833,"kali_year":5129,"ahargana":1873337.2708,"sun":{"sidereal_longitude":287.3859,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":350.0277,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":62.6418,"elapsed_within_tithi_degrees":2.6418},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.0277,"elapsed_within_degrees":3.361},"yoga":{"number":21,"name":"Siddha","sum_longitude":277.4136},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2028,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461802.770833,"ahargana":1873337.2708,"kali_year":5129,"ayanamsa_lahiri":24.2453,"grahas":{"sun":{"sidereal_longitude":287.43998799999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":345.948688,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false,"latitude":4.1849},"mars":{"sidereal_longitude":297.707988,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":289.98858799999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":152.46778799999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":327.82368799999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":358.161388,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":281.5763,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":101.5763,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2028,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461802.770833,"kali_year":5129,"ahargana":1873337.2708,"sun":{"sidereal_longitude":287.3859,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":350.0277,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":62.6418,"elapsed_within_tithi_degrees":2.6418},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":350.0277,"elapsed_within_degrees":3.361},"yoga":{"number":21,"name":"Siddha","sum_longitude":277.4136},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.185,"elongation":62.642},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.185,"opposition_distance":117.358}},"eclipse_window_40days":[]},"city":{"slug":"solapur","name":"Solapur, Maharashtra","lat":17.6599,"lon":75.9064,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"solapur","name":"Solapur, Maharashtra","lat":17.6599,"lon":75.9064,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"06:59","sunsetLocal":"18:21","solarNoonLocal":"12:40","dayLengthHours":11.364760684522816,"dayLengthDisplay":"11 Hours 21 Mins 53 Secs","nightLengthDisplay":"12 Hours 38 Mins 07 Secs","moonriseLocal":"10:26","moonsetLocal":"22:42","rahuKala":{"name":"Rāhu Kāla","start":"15:31","end":"16:56","startHours":15.508919306420632,"endHours":16.929514391985983,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:50","end":"11:15","startHours":9.826538964159223,"endHours":11.247134049724576,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:40","end":"14:05","startHours":12.667729135289928,"endHours":14.088324220855279,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"10:01","startHours":9.637126286083843,"endHours":10.015951642234604,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:28","end":"07:46","startHours":7.45888048821697,"endHours":7.761940773137578,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:17","end":"13:03","startHours":12.288903779139165,"endHours":13.046554491440688,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:28","end":"06:14","startHours":5.470047368425478,"endHours":6.227698080726999,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:02","end":"06:59","startHours":6.038285402651618,"endHours":6.985348793028519,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:19","startHours":14.56185591604373,"endHours":15.31950662834525,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.150109477551336,"endHours":18.550109477551334,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:49","startHours":18.350109477551335,"endHours":18.823641172739787,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.100109477551335,"endHours":19.850109477551335,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:17","end":"01:03","startHours":24.288903779139165,"endHours":25.046554491440684,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:59","end":"08:24","startHours":6.985348793028519,"endHours":8.405943878593872,"quality":"inauspicious"},{"name":"Udveg","start":"08:24","end":"09:50","startHours":8.405943878593872,"endHours":9.826538964159223,"quality":"inauspicious"},{"name":"Chala","start":"09:50","end":"11:15","startHours":9.826538964159223,"endHours":11.247134049724576,"quality":"neutral"},{"name":"Labha","start":"11:15","end":"12:40","startHours":11.247134049724576,"endHours":12.667729135289928,"quality":"auspicious"},{"name":"Amṛta","start":"12:40","end":"14:05","startHours":12.667729135289928,"endHours":14.088324220855279,"quality":"auspicious"},{"name":"Kāla","start":"14:05","end":"15:31","startHours":14.088324220855279,"endHours":15.508919306420632,"quality":"inauspicious"},{"name":"Śubha","start":"15:31","end":"16:56","startHours":15.508919306420632,"endHours":16.929514391985983,"quality":"auspicious"},{"name":"Roga","start":"16:56","end":"18:21","startHours":16.929514391985983,"endHours":18.350109477551335,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:21","end":"19:56","startHours":18.350109477551335,"endHours":19.929514391985983,"quality":"inauspicious"},{"name":"Śubha","start":"19:56","end":"21:31","startHours":19.929514391985983,"endHours":21.50891930642063,"quality":"auspicious"},{"name":"Roga","start":"21:31","end":"23:05","startHours":21.50891930642063,"endHours":23.088324220855277,"quality":"inauspicious"},{"name":"Udveg","start":"23:05","end":"00:40","startHours":23.088324220855277,"endHours":24.667729135289928,"quality":"inauspicious"},{"name":"Chala","start":"00:40","end":"02:15","startHours":24.667729135289928,"endHours":26.247134049724576,"quality":"neutral"},{"name":"Labha","start":"02:15","end":"03:50","startHours":26.247134049724576,"endHours":27.826538964159223,"quality":"auspicious"},{"name":"Amṛta","start":"03:50","end":"05:24","startHours":27.826538964159223,"endHours":29.405943878593874,"quality":"auspicious"},{"name":"Kāla","start":"05:24","end":"06:59","startHours":29.405943878593874,"endHours":30.98534879302852,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:59","end":"07:59","startHours":6.985348793028519,"endHours":7.985348793028519,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:59","end":"08:59","startHours":7.985348793028519,"endHours":8.98534879302852,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:59","end":"09:59","startHours":8.98534879302852,"endHours":9.98534879302852,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:59","end":"10:59","startHours":9.98534879302852,"endHours":10.98534879302852,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:59","end":"11:59","startHours":10.98534879302852,"endHours":11.98534879302852,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:59","end":"12:59","startHours":11.98534879302852,"endHours":12.98534879302852,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:59","end":"13:59","startHours":12.98534879302852,"endHours":13.98534879302852,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:59","end":"14:59","startHours":13.98534879302852,"endHours":14.98534879302852,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:59","end":"15:59","startHours":14.98534879302852,"endHours":15.98534879302852,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:59","end":"16:59","startHours":15.98534879302852,"endHours":16.98534879302852,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:59","end":"17:59","startHours":16.98534879302852,"endHours":17.98534879302852,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:59","end":"18:59","startHours":17.98534879302852,"endHours":18.98534879302852,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:59","end":"19:59","startHours":18.98534879302852,"endHours":19.98534879302852,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:59","end":"20:59","startHours":19.98534879302852,"endHours":20.98534879302852,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:59","end":"21:59","startHours":20.98534879302852,"endHours":21.98534879302852,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:59","end":"22:59","startHours":21.98534879302852,"endHours":22.98534879302852,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:59","end":"23:59","startHours":22.98534879302852,"endHours":23.98534879302852,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:59","end":"00:59","startHours":23.98534879302852,"endHours":24.98534879302852,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:59","end":"01:59","startHours":24.98534879302852,"endHours":25.98534879302852,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:59","end":"02:59","startHours":25.98534879302852,"endHours":26.98534879302852,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:59","end":"03:59","startHours":26.98534879302852,"endHours":27.98534879302852,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:59","end":"04:59","startHours":27.98534879302852,"endHours":28.98534879302852,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:59","end":"05:59","startHours":28.98534879302852,"endHours":29.98534879302852,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:59","end":"06:59","startHours":29.98534879302852,"endHours":30.98534879302852,"planetary_lord":"Saturn"}],"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":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-17.279315257585214,"eotMinutes":-13.689348117395623,"ayanamsa":24.2453}},"calendars":{"vikram_samvat":2085,"vikram_samvatsara":"Durmati","saka_samvat":1950,"saka_samvatsara":"Kīlaka","bengali_samvat":1435,"malayalam_era":1204,"nanakshahi_year":559,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Ṣaṣṭhī · Vikram 2085 Durmati · Śaka 1950 Kīlaka"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"solapur"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 1, 2028 CE · Solapur, Maharashtra · Vidhyamitra","description":"February 1, 2028 CE for Solapur, Maharashtra: Śukla Ṣaṣṭhī, sūryodaya 06:59, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/solapur/2028-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/solapur/2028-02-01","sa":"https://sa.vidhyamitra.com/city/solapur/2028-02-01","hi":"https://hi.vidhyamitra.com/city/solapur/2028-02-01","x-default":"https://vidhyamitra.com/city/solapur/2028-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T01:51:15.833Z","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":"2026-05-15T01:51:15.833Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T01:51:15.833Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}