{"id":"vidhyamitra:city-day:kolhapur:2018-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2018-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-02-28","date_display":"February 28, 2018 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":2018,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458177.770833,"kali_year":5119,"ahargana":1869712.2708,"sun":{"sidereal_longitude":315.396,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":110.4271,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":155.0311,"elapsed_within_tithi_degrees":11.0311},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2,"moon_longitude":110.4271,"elapsed_within_degrees":3.7604},"yoga":{"number":5,"name":"Śobhana","sum_longitude":65.823},"karana":{"half_tithi_index":25,"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":2018,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458177.770833,"ahargana":1869712.2708,"kali_year":5119,"ayanamsa_lahiri":24.1067,"grahas":{"sun":{"sidereal_longitude":315.28849,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":108.35849000000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false,"latitude":-0.2524},"mars":{"sidereal_longitude":235.29509000000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":324.0275899999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":208.78198999999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":327.01449,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":252.99739,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":113.6462,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":293.6462,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":2018,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458177.770833,"kali_year":5119,"ahargana":1869712.2708,"sun":{"sidereal_longitude":315.396,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":110.4271,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":155.0311,"elapsed_within_tithi_degrees":11.0311},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2,"moon_longitude":110.4271,"elapsed_within_degrees":3.7604},"yoga":{"number":5,"name":"Śobhana","sum_longitude":65.823},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.252,"elongation":155.031},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.252,"opposition_distance":24.969}},"eclipse_window_40days":[{"offset_days":-12,"type":"solar","occurs":true,"moon_latitude":-0.855,"elongation":1.98}]},"city":{"slug":"kolhapur","name":"Kolhāpur, Maharashtra","lat":16.705,"lon":74.2433,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"kolhapur","name":"Kolhāpur, Maharashtra","lat":16.705,"lon":74.2433,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"06:52","sunsetLocal":"18:40","solarNoonLocal":"12:46","dayLengthHours":11.79298852728329,"dayLengthDisplay":"11 Hours 47 Mins 35 Secs","nightLengthDisplay":"12 Hours 12 Mins 25 Secs","moonriseLocal":"16:35","moonsetLocal":"05:22","rahuKala":{"name":"Rāhu Kāla","start":"12:46","end":"14:15","startHours":12.77083098043379,"endHours":14.244954546344202,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:21","end":"09:49","startHours":8.348460282702556,"endHours":9.822583848612968,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:18","end":"12:46","startHours":11.296707414523379,"endHours":12.77083098043379,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"10:01","startHours":9.626034039824912,"endHours":10.019133657401023,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:22","end":"07:41","startHours":7.365711238762282,"endHours":7.6801909328231694,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:23","end":"13:10","startHours":12.37773136285768,"endHours":13.163930598009902,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:18","end":"06:05","startHours":5.3019382464877065,"endHours":6.088137481639926,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:53","end":"06:52","startHours":5.8915876728518715,"endHours":6.874336716792145,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:44","end":"15:31","startHours":14.736329068314339,"endHours":15.522528303466558,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:28","end":"18:52","startHours":18.467325244075436,"endHours":18.867325244075435,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:40","end":"19:10","startHours":18.667325244075435,"endHours":19.158699766045572,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:25","end":"20:10","startHours":18.417325244075435,"endHours":20.167325244075435,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:23","end":"01:10","startHours":24.377731362857684,"endHours":25.1639305980099,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:52","end":"08:21","startHours":6.874336716792145,"endHours":8.348460282702556,"quality":"auspicious"},{"name":"Amṛta","start":"08:21","end":"09:49","startHours":8.348460282702556,"endHours":9.822583848612968,"quality":"auspicious"},{"name":"Kāla","start":"09:49","end":"11:18","startHours":9.822583848612968,"endHours":11.296707414523379,"quality":"inauspicious"},{"name":"Śubha","start":"11:18","end":"12:46","startHours":11.296707414523379,"endHours":12.77083098043379,"quality":"auspicious"},{"name":"Roga","start":"12:46","end":"14:15","startHours":12.77083098043379,"endHours":14.244954546344202,"quality":"inauspicious"},{"name":"Udveg","start":"14:15","end":"15:43","startHours":14.244954546344202,"endHours":15.719078112254612,"quality":"inauspicious"},{"name":"Chala","start":"15:43","end":"17:12","startHours":15.719078112254612,"endHours":17.193201678165025,"quality":"neutral"},{"name":"Labha","start":"17:12","end":"18:40","startHours":17.193201678165025,"endHours":18.667325244075435,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:40","end":"20:12","startHours":18.667325244075435,"endHours":20.193201678165025,"quality":"inauspicious"},{"name":"Chala","start":"20:12","end":"21:43","startHours":20.193201678165025,"endHours":21.719078112254614,"quality":"neutral"},{"name":"Labha","start":"21:43","end":"23:15","startHours":21.719078112254614,"endHours":23.244954546344204,"quality":"auspicious"},{"name":"Amṛta","start":"23:15","end":"00:46","startHours":23.244954546344204,"endHours":24.77083098043379,"quality":"auspicious"},{"name":"Kāla","start":"00:46","end":"02:18","startHours":24.77083098043379,"endHours":26.29670741452338,"quality":"inauspicious"},{"name":"Śubha","start":"02:18","end":"03:49","startHours":26.29670741452338,"endHours":27.822583848612968,"quality":"auspicious"},{"name":"Roga","start":"03:49","end":"05:21","startHours":27.822583848612968,"endHours":29.348460282702554,"quality":"inauspicious"},{"name":"Udveg","start":"05:21","end":"06:52","startHours":29.348460282702554,"endHours":30.874336716792143,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:52","end":"07:52","startHours":6.874336716792145,"endHours":7.874336716792145,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:52","end":"08:52","startHours":7.874336716792145,"endHours":8.874336716792145,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:52","end":"09:52","startHours":8.874336716792145,"endHours":9.874336716792145,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:52","end":"10:52","startHours":9.874336716792145,"endHours":10.874336716792145,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:52","end":"11:52","startHours":10.874336716792145,"endHours":11.874336716792145,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:52","end":"12:52","startHours":11.874336716792145,"endHours":12.874336716792145,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:52","end":"13:52","startHours":12.874336716792145,"endHours":13.874336716792145,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:52","end":"14:52","startHours":13.874336716792145,"endHours":14.874336716792145,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:52","end":"15:52","startHours":14.874336716792145,"endHours":15.874336716792145,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:52","end":"16:52","startHours":15.874336716792145,"endHours":16.874336716792143,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:52","end":"17:52","startHours":16.874336716792143,"endHours":17.874336716792143,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:52","end":"18:52","startHours":17.874336716792143,"endHours":18.874336716792143,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:52","end":"19:52","startHours":18.874336716792143,"endHours":19.874336716792143,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:52","end":"20:52","startHours":19.874336716792143,"endHours":20.874336716792143,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:52","end":"21:52","startHours":20.874336716792143,"endHours":21.874336716792143,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:52","end":"22:52","startHours":21.874336716792143,"endHours":22.874336716792143,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:52","end":"23:52","startHours":22.874336716792143,"endHours":23.874336716792143,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:52","end":"00:52","startHours":23.874336716792143,"endHours":24.874336716792143,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:52","end":"01:52","startHours":24.874336716792143,"endHours":25.874336716792143,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:52","end":"02:52","startHours":25.874336716792143,"endHours":26.874336716792143,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:52","end":"03:52","startHours":26.874336716792143,"endHours":27.874336716792143,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:52","end":"04:52","startHours":27.874336716792143,"endHours":28.874336716792143,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:52","end":"05:52","startHours":28.874336716792143,"endHours":29.874336716792143,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:52","end":"06:52","startHours":29.874336716792143,"endHours":30.874336716792143,"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"},"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":-8.046116014501361,"eotMinutes":-13.223058826027486,"ayanamsa":24.1067}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Trayodaśī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"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},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":"kolhapur"},"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, 2018 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"February 28, 2018 CE for Kolhāpur, Maharashtra: Śukla Trayodaśī, sūryodaya 06:52, sūryāsta 18:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2018-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2018-02-28","sa":"https://sa.vidhyamitra.com/city/kolhapur/2018-02-28","hi":"https://hi.vidhyamitra.com/city/kolhapur/2018-02-28","x-default":"https://vidhyamitra.com/city/kolhapur/2018-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T01:31:09.184Z","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":"2026-05-15T01:31:09.184Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T01:31:09.184Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}