{"id":"vidhyamitra:city-day:solapur:1997-01-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/solapur/1997-01-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-01-20","date_display":"January 20, 1997 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":1997,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450468.770833,"kali_year":5098,"ahargana":1862003.2708,"sun":{"sidereal_longitude":276.1438,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":54.7957,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":138.6519,"elapsed_within_tithi_degrees":6.6519},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":54.7957,"elapsed_within_degrees":1.4624},"yoga":{"number":25,"name":"Brahma","sum_longitude":330.9395},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1997,"month":1,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450468.770833,"ahargana":1862003.2708,"kali_year":5098,"ayanamsa_lahiri":23.8118,"grahas":{"sun":{"sidereal_longitude":276.20682999999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":56.096929999999986,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":-4.2958},"mars":{"sidereal_longitude":160.41572999999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":252.12762999999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":275.86993000000007,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":258.53892999999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":338.75063,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":162.1061,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":342.1061,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":1997,"month":1,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450468.770833,"kali_year":5098,"ahargana":1862003.2708,"sun":{"sidereal_longitude":276.1438,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":54.7957,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":138.6519,"elapsed_within_tithi_degrees":6.6519},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":54.7957,"elapsed_within_degrees":1.4624},"yoga":{"number":25,"name":"Brahma","sum_longitude":330.9395},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.296,"elongation":138.652},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.296,"opposition_distance":41.348}},"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":"07:00","sunsetLocal":"18:14","solarNoonLocal":"12:37","dayLengthHours":11.230682662844686,"dayLengthDisplay":"11 Hours 13 Mins 50 Secs","nightLengthDisplay":"12 Hours 46 Mins 10 Secs","moonriseLocal":"15:23","moonsetLocal":"04:31","rahuKala":{"name":"Rāhu Kāla","start":"08:25","end":"09:49","startHours":8.410805723720397,"endHours":9.814641056575983,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:13","end":"12:37","startHours":11.218476389431569,"endHours":12.622311722287154,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:02","end":"15:26","startHours":14.02614705514274,"endHours":15.429982387998326,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"10:00","startHours":9.62746301219524,"endHours":10.001819100956729,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:28","end":"07:46","startHours":7.474915501816675,"endHours":7.774400372825866,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:15","end":"13:00","startHours":12.247955633525665,"endHours":12.996667811048644,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:31","end":"06:15","startHours":5.509546035818854,"endHours":6.258258213341834,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:04","end":"07:00","startHours":6.071080168961089,"endHours":7.006970390864812,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:15","startHours":14.494092166094603,"endHours":15.242804343617582,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:02","end":"18:26","startHours":18.037653053709498,"endHours":18.437653053709496,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:14","end":"18:42","startHours":18.237653053709497,"endHours":18.70559816466136,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:59","end":"19:44","startHours":17.987653053709497,"endHours":19.737653053709497,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:15","end":"01:00","startHours":24.247955633525663,"endHours":24.996667811048646,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:00","end":"08:25","startHours":7.006970390864812,"endHours":8.410805723720397,"quality":"auspicious"},{"name":"Kāla","start":"08:25","end":"09:49","startHours":8.410805723720397,"endHours":9.814641056575983,"quality":"inauspicious"},{"name":"Śubha","start":"09:49","end":"11:13","startHours":9.814641056575983,"endHours":11.218476389431569,"quality":"auspicious"},{"name":"Roga","start":"11:13","end":"12:37","startHours":11.218476389431569,"endHours":12.622311722287154,"quality":"inauspicious"},{"name":"Udveg","start":"12:37","end":"14:02","startHours":12.622311722287154,"endHours":14.02614705514274,"quality":"inauspicious"},{"name":"Chala","start":"14:02","end":"15:26","startHours":14.02614705514274,"endHours":15.429982387998326,"quality":"neutral"},{"name":"Labha","start":"15:26","end":"16:50","startHours":15.429982387998326,"endHours":16.83381772085391,"quality":"auspicious"},{"name":"Amṛta","start":"16:50","end":"18:14","startHours":16.83381772085391,"endHours":18.237653053709497,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:14","end":"19:50","startHours":18.237653053709497,"endHours":19.83381772085391,"quality":"neutral"},{"name":"Labha","start":"19:50","end":"21:26","startHours":19.83381772085391,"endHours":21.429982387998326,"quality":"auspicious"},{"name":"Amṛta","start":"21:26","end":"23:02","startHours":21.429982387998326,"endHours":23.02614705514274,"quality":"auspicious"},{"name":"Kāla","start":"23:02","end":"00:37","startHours":23.02614705514274,"endHours":24.622311722287154,"quality":"inauspicious"},{"name":"Śubha","start":"00:37","end":"02:13","startHours":24.622311722287154,"endHours":26.21847638943157,"quality":"auspicious"},{"name":"Roga","start":"02:13","end":"03:49","startHours":26.21847638943157,"endHours":27.814641056575983,"quality":"inauspicious"},{"name":"Udveg","start":"03:49","end":"05:25","startHours":27.814641056575983,"endHours":29.410805723720397,"quality":"inauspicious"},{"name":"Chala","start":"05:25","end":"07:00","startHours":29.410805723720397,"endHours":31.00697039086481,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:00","end":"08:00","startHours":7.006970390864812,"endHours":8.006970390864812,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:00","end":"09:00","startHours":8.006970390864812,"endHours":9.006970390864812,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:00","end":"10:00","startHours":9.006970390864812,"endHours":10.006970390864812,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:00","end":"11:00","startHours":10.006970390864812,"endHours":11.006970390864812,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:00","end":"12:00","startHours":11.006970390864812,"endHours":12.006970390864812,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:00","end":"13:00","startHours":12.006970390864812,"endHours":13.006970390864812,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:00","end":"14:00","startHours":13.006970390864812,"endHours":14.006970390864812,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:00","end":"15:00","startHours":14.006970390864812,"endHours":15.006970390864812,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:00","end":"16:00","startHours":15.006970390864812,"endHours":16.00697039086481,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:00","end":"17:00","startHours":16.00697039086481,"endHours":17.00697039086481,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:00","end":"18:00","startHours":17.00697039086481,"endHours":18.00697039086481,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:00","end":"19:00","startHours":18.00697039086481,"endHours":19.00697039086481,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:00","end":"20:00","startHours":19.00697039086481,"endHours":20.00697039086481,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:00","end":"21:00","startHours":20.00697039086481,"endHours":21.00697039086481,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:00","end":"22:00","startHours":21.00697039086481,"endHours":22.00697039086481,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:00","end":"23:00","startHours":22.00697039086481,"endHours":23.00697039086481,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:00","end":"00:00","startHours":23.00697039086481,"endHours":24.00697039086481,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:00","end":"01:00","startHours":24.00697039086481,"endHours":25.00697039086481,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:00","end":"02:00","startHours":25.00697039086481,"endHours":26.00697039086481,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:00","end":"03:00","startHours":26.00697039086481,"endHours":27.00697039086481,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:00","end":"04:00","startHours":27.00697039086481,"endHours":28.00697039086481,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:00","end":"05:00","startHours":28.00697039086481,"endHours":29.00697039086481,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:00","end":"06:00","startHours":29.00697039086481,"endHours":30.00697039086481,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:00","end":"07:00","startHours":30.00697039086481,"endHours":31.00697039086481,"planetary_lord":"Venus"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.144059134667746,"eotMinutes":-10.9643033372293,"ayanamsa":23.8118}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Dvādaśī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 January 20, 1997 CE · Solapur, Maharashtra · Vidhyamitra","description":"January 20, 1997 CE for Solapur, Maharashtra: Śukla Dvādaśī, sūryodaya 07:00, sūryāsta 18:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/solapur/1997-01-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/solapur/1997-01-20","sa":"https://sa.vidhyamitra.com/city/solapur/1997-01-20","hi":"https://hi.vidhyamitra.com/city/solapur/1997-01-20","x-default":"https://vidhyamitra.com/city/solapur/1997-01-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T18:49:41.049Z","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":"2026-05-31T18:49:41.049Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T18:49:41.049Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}