{"id":"vidhyamitra:city-day:kolhapur:2005-09-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2005-09-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2005-09-21","date_display":"September 21, 2005 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":2005,"month":9,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453634.770833,"kali_year":5107,"ahargana":1865169.2708,"sun":{"sidereal_longitude":153.4803,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":12.7224,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":219.2422,"elapsed_within_tithi_degrees":3.2422},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.7224,"elapsed_within_degrees":12.7224},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":166.2027},"karana":{"half_tithi_index":36,"name":"Bava"},"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":2005,"month":9,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453634.770833,"ahargana":1865169.2708,"kali_year":5107,"ayanamsa_lahiri":23.9329,"grahas":{"sun":{"sidereal_longitude":154.23166600000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":13.654266000000007,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false,"latitude":1.4166},"mars":{"sidereal_longitude":28.50456600000001,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":156.57206599999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":179.08806600000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":196.80046600000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":103.91986600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":354.3562,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":174.3562,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","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":2005,"month":9,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453634.770833,"kali_year":5107,"ahargana":1865169.2708,"sun":{"sidereal_longitude":153.4803,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":12.7224,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":219.2422,"elapsed_within_tithi_degrees":3.2422},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.7224,"elapsed_within_degrees":12.7224},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":166.2027},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.417,"elongation":140.758},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.417,"opposition_distance":39.242}},"eclipse_window_40days":[]},"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":"06:21","sunsetLocal":"18:30","solarNoonLocal":"12:25","dayLengthHours":12.145183063337676,"dayLengthDisplay":"12 Hours 08 Mins 43 Secs","nightLengthDisplay":"11 Hours 51 Mins 17 Secs","moonriseLocal":"20:43","moonsetLocal":"09:23","rahuKala":{"name":"Rāhu Kāla","start":"12:25","end":"13:56","startHours":12.421904543287724,"endHours":13.940052426204934,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:52","end":"09:23","startHours":7.867460894536096,"endHours":9.385608777453307,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:54","end":"12:25","startHours":10.903756660370515,"endHours":12.421904543287724,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:35","startHours":9.18318905973101,"endHours":9.5880284951756,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.855362305924623,"endHours":7.1792338542802945,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:50","startHours":12.017065107843134,"endHours":12.826743978732313,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:44","end":"05:32","startHours":4.72995526984053,"endHours":5.539634140729708,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:21","startHours":5.3372144230074134,"endHours":6.349313011618887,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:15","startHours":14.446101720510669,"endHours":15.255780591399846,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:18","end":"18:42","startHours":18.294496074956562,"endHours":18.69449607495656,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:30","end":"19:00","startHours":18.49449607495656,"endHours":19.000545369262298,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:15","end":"20:00","startHours":18.24449607495656,"endHours":19.99449607495656,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:50","startHours":24.017065107843134,"endHours":24.826743978732313,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:21","end":"07:52","startHours":6.349313011618887,"endHours":7.867460894536096,"quality":"auspicious"},{"name":"Amṛta","start":"07:52","end":"09:23","startHours":7.867460894536096,"endHours":9.385608777453307,"quality":"auspicious"},{"name":"Kāla","start":"09:23","end":"10:54","startHours":9.385608777453307,"endHours":10.903756660370515,"quality":"inauspicious"},{"name":"Śubha","start":"10:54","end":"12:25","startHours":10.903756660370515,"endHours":12.421904543287724,"quality":"auspicious"},{"name":"Roga","start":"12:25","end":"13:56","startHours":12.421904543287724,"endHours":13.940052426204934,"quality":"inauspicious"},{"name":"Udveg","start":"13:56","end":"15:27","startHours":13.940052426204934,"endHours":15.458200309122144,"quality":"inauspicious"},{"name":"Chala","start":"15:27","end":"16:59","startHours":15.458200309122144,"endHours":16.976348192039353,"quality":"neutral"},{"name":"Labha","start":"16:59","end":"18:30","startHours":16.976348192039353,"endHours":18.49449607495656,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:30","end":"19:59","startHours":18.49449607495656,"endHours":19.976348192039353,"quality":"inauspicious"},{"name":"Chala","start":"19:59","end":"21:27","startHours":19.976348192039353,"endHours":21.45820030912214,"quality":"neutral"},{"name":"Labha","start":"21:27","end":"22:56","startHours":21.45820030912214,"endHours":22.940052426204932,"quality":"auspicious"},{"name":"Amṛta","start":"22:56","end":"00:25","startHours":22.940052426204932,"endHours":24.421904543287724,"quality":"auspicious"},{"name":"Kāla","start":"00:25","end":"01:54","startHours":24.421904543287724,"endHours":25.903756660370515,"quality":"inauspicious"},{"name":"Śubha","start":"01:54","end":"03:23","startHours":25.903756660370515,"endHours":27.385608777453307,"quality":"auspicious"},{"name":"Roga","start":"03:23","end":"04:52","startHours":27.385608777453307,"endHours":28.867460894536094,"quality":"inauspicious"},{"name":"Udveg","start":"04:52","end":"06:21","startHours":28.867460894536094,"endHours":30.349313011618886,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:21","end":"07:21","startHours":6.349313011618887,"endHours":7.349313011618887,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:21","end":"08:21","startHours":7.349313011618887,"endHours":8.349313011618886,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:21","end":"09:21","startHours":8.349313011618886,"endHours":9.349313011618886,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:21","end":"10:21","startHours":9.349313011618886,"endHours":10.349313011618886,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:21","end":"11:21","startHours":10.349313011618886,"endHours":11.349313011618886,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:21","end":"12:21","startHours":11.349313011618886,"endHours":12.349313011618886,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:21","end":"13:21","startHours":12.349313011618886,"endHours":13.349313011618886,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:21","end":"14:21","startHours":13.349313011618886,"endHours":14.349313011618886,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:21","end":"15:21","startHours":14.349313011618886,"endHours":15.349313011618886,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:21","end":"16:21","startHours":15.349313011618886,"endHours":16.349313011618886,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:21","end":"17:21","startHours":16.349313011618886,"endHours":17.349313011618886,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:21","end":"18:21","startHours":17.349313011618886,"endHours":18.349313011618886,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:21","end":"19:21","startHours":18.349313011618886,"endHours":19.349313011618886,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:21","end":"20:21","startHours":19.349313011618886,"endHours":20.349313011618886,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:21","end":"21:21","startHours":20.349313011618886,"endHours":21.349313011618886,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:21","end":"22:21","startHours":21.349313011618886,"endHours":22.349313011618886,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:21","end":"23:21","startHours":22.349313011618886,"endHours":23.349313011618886,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:21","end":"00:21","startHours":23.349313011618886,"endHours":24.349313011618886,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:21","end":"01:21","startHours":24.349313011618886,"endHours":25.349313011618886,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:21","end":"02:21","startHours":25.349313011618886,"endHours":26.349313011618886,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:21","end":"03:21","startHours":26.349313011618886,"endHours":27.349313011618886,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:21","end":"04:21","startHours":27.349313011618886,"endHours":28.349313011618886,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:21","end":"05:21","startHours":28.349313011618886,"endHours":29.349313011618886,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:21","end":"06:21","startHours":29.349313011618886,"endHours":30.349313011618886,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":0.7299065746098562,"eotMinutes":7.712527402736593,"ayanamsa":23.9329}},"calendars":{"vikram_samvat":2062,"vikram_samvatsara":"Vilambī","saka_samvat":1927,"saka_samvatsara":"Pārthiva","bengali_samvat":1412,"malayalam_era":1181,"nanakshahi_year":536,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Caturthī · Vikram 2062 Vilambī · Śaka 1927 Pārthiva"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"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 September 21, 2005 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"September 21, 2005 CE for Kolhāpur, Maharashtra: Kṛṣṇa Caturthī, sūryodaya 06:21, sūryāsta 18:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2005-09-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2005-09-21","sa":"https://sa.vidhyamitra.com/city/kolhapur/2005-09-21","hi":"https://hi.vidhyamitra.com/city/kolhapur/2005-09-21","x-default":"https://vidhyamitra.com/city/kolhapur/2005-09-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:30:59.838Z","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":"2026-05-31T23:30:59.838Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:30:59.838Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}