{"id":"vidhyamitra:city-day:solapur:2018-04-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/solapur/2018-04-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-04-15","date_display":"April 15, 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":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458223.770833,"kali_year":5119,"ahargana":1869758.2708,"sun":{"sidereal_longitude":1.0146,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":347.0411,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":346.0264,"elapsed_within_tithi_degrees":10.0264},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":347.0411,"elapsed_within_degrees":0.3744},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":348.0557},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":4,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458223.770833,"ahargana":1869758.2708,"kali_year":5119,"ayanamsa_lahiri":24.1084,"grahas":{"sun":{"sidereal_longitude":0.926431999999977,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":347.892032,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":-3.7221},"mars":{"sidereal_longitude":261.194932,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":340.517232,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":206.91963199999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":23.878332,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":254.901932,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":111.2089,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":291.2089,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"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":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458223.770833,"kali_year":5119,"ahargana":1869758.2708,"sun":{"sidereal_longitude":1.0146,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":347.0411,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":346.0264,"elapsed_within_tithi_degrees":10.0264},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":347.0411,"elapsed_within_degrees":0.3744},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":348.0557},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.722,"elongation":13.974},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.722,"opposition_distance":166.026}},"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":"06:11","sunsetLocal":"18:43","solarNoonLocal":"12:27","dayLengthHours":12.533954331002354,"dayLengthDisplay":"12 Hours 32 Mins 02 Secs","nightLengthDisplay":"11 Hours 27 Mins 58 Secs","moonriseLocal":"05:26","moonsetLocal":"17:43","rahuKala":{"name":"Rāhu Kāla","start":"17:09","end":"18:43","startHours":17.143808275089334,"endHours":18.710552566464628,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:27","end":"14:01","startHours":12.44357540096345,"endHours":14.010319692338745,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:35","end":"17:09","startHours":15.577063983714039,"endHours":17.143808275089334,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:06","end":"09:31","startHours":9.101187579362822,"endHours":9.518986057062902,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:42","end":"07:02","startHours":6.698846332587372,"endHours":7.033085114747435,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:52","startHours":12.025776923263372,"endHours":12.861373878663528,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:20","startHours":4.50540432466196,"endHours":5.341001280062117,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:08","end":"06:11","startHours":5.132102041212078,"endHours":6.176598235462274,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:22","startHours":14.532567789463842,"endHours":15.368164744863998,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:31","end":"18:55","startHours":18.51055256646463,"endHours":18.910552566464627,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:43","end":"19:14","startHours":18.710552566464628,"endHours":19.232800663589725,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:28","end":"20:13","startHours":18.460552566464628,"endHours":20.210552566464628,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:52","startHours":24.025776923263372,"endHours":24.861373878663528,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:11","end":"07:45","startHours":6.176598235462274,"endHours":7.743342526837568,"quality":"inauspicious"},{"name":"Chala","start":"07:45","end":"09:19","startHours":7.743342526837568,"endHours":9.310086818212863,"quality":"neutral"},{"name":"Labha","start":"09:19","end":"10:53","startHours":9.310086818212863,"endHours":10.876831109588156,"quality":"auspicious"},{"name":"Amṛta","start":"10:53","end":"12:27","startHours":10.876831109588156,"endHours":12.44357540096345,"quality":"auspicious"},{"name":"Kāla","start":"12:27","end":"14:01","startHours":12.44357540096345,"endHours":14.010319692338745,"quality":"inauspicious"},{"name":"Śubha","start":"14:01","end":"15:35","startHours":14.010319692338745,"endHours":15.577063983714039,"quality":"auspicious"},{"name":"Roga","start":"15:35","end":"17:09","startHours":15.577063983714039,"endHours":17.143808275089334,"quality":"inauspicious"},{"name":"Udveg","start":"17:09","end":"18:43","startHours":17.143808275089334,"endHours":18.710552566464628,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:43","end":"20:09","startHours":18.710552566464628,"endHours":20.143808275089334,"quality":"auspicious"},{"name":"Roga","start":"20:09","end":"21:35","startHours":20.143808275089334,"endHours":21.57706398371404,"quality":"inauspicious"},{"name":"Udveg","start":"21:35","end":"23:01","startHours":21.57706398371404,"endHours":23.010319692338747,"quality":"inauspicious"},{"name":"Chala","start":"23:01","end":"00:27","startHours":23.010319692338747,"endHours":24.44357540096345,"quality":"neutral"},{"name":"Labha","start":"00:27","end":"01:53","startHours":24.44357540096345,"endHours":25.876831109588156,"quality":"auspicious"},{"name":"Amṛta","start":"01:53","end":"03:19","startHours":25.876831109588156,"endHours":27.310086818212863,"quality":"auspicious"},{"name":"Kāla","start":"03:19","end":"04:45","startHours":27.310086818212863,"endHours":28.743342526837566,"quality":"inauspicious"},{"name":"Śubha","start":"04:45","end":"06:11","startHours":28.743342526837566,"endHours":30.176598235462272,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:11","end":"07:11","startHours":6.176598235462274,"endHours":7.176598235462274,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:11","end":"08:11","startHours":7.176598235462274,"endHours":8.176598235462274,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:11","end":"09:11","startHours":8.176598235462274,"endHours":9.176598235462274,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:11","end":"10:11","startHours":9.176598235462274,"endHours":10.176598235462274,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:11","end":"11:11","startHours":10.176598235462274,"endHours":11.176598235462274,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:11","end":"12:11","startHours":11.176598235462274,"endHours":12.176598235462274,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:11","end":"13:11","startHours":12.176598235462274,"endHours":13.176598235462274,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:11","end":"14:11","startHours":13.176598235462274,"endHours":14.176598235462274,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:11","end":"15:11","startHours":14.176598235462274,"endHours":15.176598235462274,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:11","end":"16:11","startHours":15.176598235462274,"endHours":16.176598235462272,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:11","end":"17:11","startHours":16.176598235462272,"endHours":17.176598235462272,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:11","end":"18:11","startHours":17.176598235462272,"endHours":18.176598235462272,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:11","end":"19:11","startHours":18.176598235462272,"endHours":19.176598235462272,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:11","end":"20:11","startHours":19.176598235462272,"endHours":20.176598235462272,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:11","end":"21:11","startHours":20.176598235462272,"endHours":21.176598235462272,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:11","end":"22:11","startHours":21.176598235462272,"endHours":22.176598235462272,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:11","end":"23:11","startHours":22.176598235462272,"endHours":23.176598235462272,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:11","end":"00:11","startHours":23.176598235462272,"endHours":24.176598235462272,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:11","end":"01:11","startHours":24.176598235462272,"endHours":25.176598235462272,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:11","end":"02:11","startHours":25.176598235462272,"endHours":26.176598235462272,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:11","end":"03:11","startHours":26.176598235462272,"endHours":27.176598235462272,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:11","end":"04:11","startHours":27.176598235462272,"endHours":28.176598235462272,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:11","end":"05:11","startHours":28.176598235462272,"endHours":29.176598235462272,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:11","end":"06:11","startHours":29.176598235462272,"endHours":30.176598235462272,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":9.689463590481248,"eotMinutes":-0.240124057807095,"ayanamsa":24.1084}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Caturdaśī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 April 15, 2018 CE · Solapur, Maharashtra · Vidhyamitra","description":"April 15, 2018 CE for Solapur, Maharashtra: Kṛṣṇa Caturdaśī, sūryodaya 06:11, sūryāsta 18:43.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/solapur/2018-04-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/solapur/2018-04-15","sa":"https://sa.vidhyamitra.com/city/solapur/2018-04-15","hi":"https://hi.vidhyamitra.com/city/solapur/2018-04-15","x-default":"https://vidhyamitra.com/city/solapur/2018-04-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T00:14:21.826Z","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":"2026-05-15T00:14:21.826Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T00:14:21.826Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}