{"id":"vidhyamitra:city-day:mysore:1998-09-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mysore/1998-09-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1998-09-18","date_display":"September 18, 1998 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":1998,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451074.770833,"kali_year":5100,"ahargana":1862609.2708,"sun":{"sidereal_longitude":150.3709,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":119.921,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":329.5501,"elapsed_within_tithi_degrees":5.5501},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":119.921,"elapsed_within_degrees":13.2543},"yoga":{"number":21,"name":"Siddha","sum_longitude":270.2919},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1998,"month":9,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451074.770833,"ahargana":1862609.2708,"kali_year":5100,"ayanamsa_lahiri":23.835,"grahas":{"sun":{"sidereal_longitude":151.100277,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":121.12107700000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false,"latitude":-0.7865},"mars":{"sidereal_longitude":114.128177,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":144.337577,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":328.967577,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":140.14727700000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":8.794277000000022,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":129.9973,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":309.9973,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":1998,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451074.770833,"kali_year":5100,"ahargana":1862609.2708,"sun":{"sidereal_longitude":150.3709,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":119.921,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":329.5501,"elapsed_within_tithi_degrees":5.5501},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":119.921,"elapsed_within_degrees":13.2543},"yoga":{"number":21,"name":"Siddha","sum_longitude":270.2919},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.787,"elongation":30.45},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.787,"opposition_distance":149.55}},"eclipse_window_40days":[]},"city":{"slug":"mysore","name":"Mysore, Karnataka","lat":12.2958,"lon":76.6394,"tz_offset_hours":5.5,"state":"Karnataka","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"mysore","name":"Mysore, Karnataka","lat":12.2958,"lon":76.6394,"tz_offset_hours":5.5,"state":"Karnataka","country":"IN","tier":"tier-1"},"sunriseLocal":"06:12","sunsetLocal":"18:22","solarNoonLocal":"12:17","dayLengthHours":12.172255686724185,"dayLengthDisplay":"12 Hours 10 Mins 20 Secs","nightLengthDisplay":"11 Hours 49 Mins 40 Secs","moonriseLocal":"04:03","moonsetLocal":"16:31","rahuKala":{"name":"Rāhu Kāla","start":"10:46","end":"12:17","startHours":10.759007669598237,"endHours":12.28053963043876,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:19","end":"16:51","startHours":15.323603552119806,"endHours":16.84513551296033,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:43","end":"09:14","startHours":7.71594374791719,"endHours":9.237475708757714,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:26","startHours":9.034604780645644,"endHours":9.440346636869783,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:42","end":"07:02","startHours":6.701589107356841,"endHours":7.026182592336153,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:41","startHours":11.87479777421462,"endHours":12.6862814866629,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:34","end":"05:23","startHours":4.571444362180109,"endHours":5.382928074628388,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:11","end":"06:12","startHours":5.180057146516318,"endHours":6.194411787076667,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:19","end":"15:07","startHours":14.309248911559457,"endHours":15.120732624007736,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.166667473800853,"endHours":18.56666747380085,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:52","startHours":18.366667473800852,"endHours":18.873844794081027,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.116667473800852,"endHours":19.866667473800852,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:41","startHours":23.87479777421462,"endHours":24.6862814866629,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:12","end":"07:43","startHours":6.194411787076667,"endHours":7.71594374791719,"quality":"neutral"},{"name":"Labha","start":"07:43","end":"09:14","startHours":7.71594374791719,"endHours":9.237475708757714,"quality":"auspicious"},{"name":"Amṛta","start":"09:14","end":"10:46","startHours":9.237475708757714,"endHours":10.759007669598237,"quality":"auspicious"},{"name":"Kāla","start":"10:46","end":"12:17","startHours":10.759007669598237,"endHours":12.28053963043876,"quality":"inauspicious"},{"name":"Śubha","start":"12:17","end":"13:48","startHours":12.28053963043876,"endHours":13.802071591279283,"quality":"auspicious"},{"name":"Roga","start":"13:48","end":"15:19","startHours":13.802071591279283,"endHours":15.323603552119806,"quality":"inauspicious"},{"name":"Udveg","start":"15:19","end":"16:51","startHours":15.323603552119806,"endHours":16.84513551296033,"quality":"inauspicious"},{"name":"Chala","start":"16:51","end":"18:22","startHours":16.84513551296033,"endHours":18.366667473800852,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:22","end":"19:51","startHours":18.366667473800852,"endHours":19.84513551296033,"quality":"inauspicious"},{"name":"Udveg","start":"19:51","end":"21:19","startHours":19.84513551296033,"endHours":21.323603552119806,"quality":"inauspicious"},{"name":"Chala","start":"21:19","end":"22:48","startHours":21.323603552119806,"endHours":22.802071591279283,"quality":"neutral"},{"name":"Labha","start":"22:48","end":"00:17","startHours":22.802071591279283,"endHours":24.28053963043876,"quality":"auspicious"},{"name":"Amṛta","start":"00:17","end":"01:46","startHours":24.28053963043876,"endHours":25.759007669598237,"quality":"auspicious"},{"name":"Kāla","start":"01:46","end":"03:14","startHours":25.759007669598237,"endHours":27.237475708757714,"quality":"inauspicious"},{"name":"Śubha","start":"03:14","end":"04:43","startHours":27.237475708757714,"endHours":28.71594374791719,"quality":"auspicious"},{"name":"Roga","start":"04:43","end":"06:12","startHours":28.71594374791719,"endHours":30.194411787076668,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:12","end":"07:12","startHours":6.194411787076667,"endHours":7.194411787076667,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:12","end":"08:12","startHours":7.194411787076667,"endHours":8.194411787076668,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:12","end":"09:12","startHours":8.194411787076668,"endHours":9.194411787076668,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:12","end":"10:12","startHours":9.194411787076668,"endHours":10.194411787076668,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:12","end":"11:12","startHours":10.194411787076668,"endHours":11.194411787076668,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:12","end":"12:12","startHours":11.194411787076668,"endHours":12.194411787076668,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:12","end":"13:12","startHours":12.194411787076668,"endHours":13.194411787076668,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:12","end":"14:12","startHours":13.194411787076668,"endHours":14.194411787076668,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:12","end":"15:12","startHours":14.194411787076668,"endHours":15.194411787076668,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:12","end":"16:12","startHours":15.194411787076668,"endHours":16.194411787076668,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:12","end":"17:12","startHours":16.194411787076668,"endHours":17.194411787076668,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:12","end":"18:12","startHours":17.194411787076668,"endHours":18.194411787076668,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:12","end":"19:12","startHours":18.194411787076668,"endHours":19.194411787076668,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:12","end":"20:12","startHours":19.194411787076668,"endHours":20.194411787076668,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:12","end":"21:12","startHours":20.194411787076668,"endHours":21.194411787076668,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:12","end":"22:12","startHours":21.194411787076668,"endHours":22.194411787076668,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:12","end":"23:12","startHours":22.194411787076668,"endHours":23.194411787076668,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:12","end":"00:12","startHours":23.194411787076668,"endHours":24.194411787076668,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:12","end":"01:12","startHours":24.194411787076668,"endHours":25.194411787076668,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:12","end":"02:12","startHours":25.194411787076668,"endHours":26.194411787076668,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:12","end":"03:12","startHours":26.194411787076668,"endHours":27.194411787076668,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:12","end":"04:12","startHours":27.194411787076668,"endHours":28.194411787076668,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:12","end":"05:12","startHours":28.194411787076668,"endHours":29.194411787076668,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:12","end":"06:12","startHours":29.194411787076668,"endHours":30.194411787076668,"planetary_lord":"Mars"}],"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","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"South-East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":2.0121959928485205,"eotMinutes":6.610022173674397,"ayanamsa":23.835}},"calendars":{"vikram_samvat":2055,"vikram_samvatsara":"Khara","saka_samvat":1920,"saka_samvatsara":"Bahudhānya","bengali_samvat":1405,"malayalam_era":1174,"nanakshahi_year":529,"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 Trayodaśī · Vikram 2055 Khara · Śaka 1920 Bahudhānya"},"festivals":[{"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":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"mysore"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 18, 1998 CE · Mysore, Karnataka · Vidhyamitra","description":"September 18, 1998 CE for Mysore, Karnataka: Kṛṣṇa Trayodaśī, sūryodaya 06:12, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mysore/1998-09-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mysore/1998-09-18","sa":"https://sa.vidhyamitra.com/city/mysore/1998-09-18","hi":"https://hi.vidhyamitra.com/city/mysore/1998-09-18","x-default":"https://vidhyamitra.com/city/mysore/1998-09-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T08:59:44.683Z","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":"2026-05-31T08:59:44.683Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T08:59:44.683Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}