{"id":"vidhyamitra:city-day:rishikesh:1998-11-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1998-11-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1998-11-13","date_display":"November 13, 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":11,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451130.770833,"kali_year":5100,"ahargana":1862665.2708,"sun":{"sidereal_longitude":205.9935,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":136.3808,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":290.3873,"elapsed_within_tithi_degrees":2.3873},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":136.3808,"elapsed_within_degrees":3.0475},"yoga":{"number":26,"name":"Indra","sum_longitude":342.3744},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"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":11,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451130.770833,"ahargana":1862665.2708,"kali_year":5100,"ayanamsa_lahiri":23.8372,"grahas":{"sun":{"sidereal_longitude":206.61543700000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":139.645037,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false,"latitude":0.7304},"mars":{"sidereal_longitude":147.96333700000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":229.54693700000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":324.31873700000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":210.126037,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":4.6891370000000165,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":127.0302,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":307.0302,"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":11,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451130.770833,"kali_year":5100,"ahargana":1862665.2708,"sun":{"sidereal_longitude":205.9935,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":136.3808,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":290.3873,"elapsed_within_tithi_degrees":2.3873},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":136.3808,"elapsed_within_degrees":3.0475},"yoga":{"number":26,"name":"Indra","sum_longitude":342.3744},"karana":{"half_tithi_index":48,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.73,"elongation":69.613},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.73,"opposition_distance":110.387}},"eclipse_window_40days":[]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"06:41","sunsetLocal":"17:23","solarNoonLocal":"12:02","dayLengthHours":10.702454826652527,"dayLengthDisplay":"10 Hours 42 Mins 09 Secs","nightLengthDisplay":"13 Hours 17 Mins 51 Secs","moonriseLocal":"01:16","moonsetLocal":"13:52","rahuKala":{"name":"Rāhu Kāla","start":"10:41","end":"12:02","startHours":10.690023133094133,"endHours":12.0278299864257,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:42","end":"16:02","startHours":14.703443693088833,"endHours":16.041250546420397,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:01","end":"09:21","startHours":8.014409426431001,"endHours":9.352216279762569,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:32","startHours":9.173842032651692,"endHours":9.530590526873443,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:07","end":"07:24","startHours":7.122538190876625,"endHours":7.407936986254026,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:23","startHours":11.67108149220395,"endHours":12.384578480647452,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:15","end":"05:58","startHours":5.249608596212433,"endHours":5.963105584655935,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:47","end":"06:41","startHours":5.784731337545059,"endHours":6.676602573099436,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:32","startHours":13.811572457534455,"endHours":14.525069445977957,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:11","end":"17:35","startHours":17.179057399751965,"endHours":17.579057399751964,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:23","end":"17:49","startHours":17.379057399751964,"endHours":17.824993017529152,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:08","end":"18:53","startHours":17.129057399751964,"endHours":18.879057399751964,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:23","startHours":23.67108149220395,"endHours":24.384578480647452,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:41","end":"08:01","startHours":6.676602573099436,"endHours":8.014409426431001,"quality":"neutral"},{"name":"Labha","start":"08:01","end":"09:21","startHours":8.014409426431001,"endHours":9.352216279762569,"quality":"auspicious"},{"name":"Amṛta","start":"09:21","end":"10:41","startHours":9.352216279762569,"endHours":10.690023133094133,"quality":"auspicious"},{"name":"Kāla","start":"10:41","end":"12:02","startHours":10.690023133094133,"endHours":12.0278299864257,"quality":"inauspicious"},{"name":"Śubha","start":"12:02","end":"13:22","startHours":12.0278299864257,"endHours":13.365636839757265,"quality":"auspicious"},{"name":"Roga","start":"13:22","end":"14:42","startHours":13.365636839757265,"endHours":14.703443693088833,"quality":"inauspicious"},{"name":"Udveg","start":"14:42","end":"16:02","startHours":14.703443693088833,"endHours":16.041250546420397,"quality":"inauspicious"},{"name":"Chala","start":"16:02","end":"17:23","startHours":16.041250546420397,"endHours":17.379057399751964,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:23","end":"19:02","startHours":17.379057399751964,"endHours":19.0412505464204,"quality":"inauspicious"},{"name":"Udveg","start":"19:02","end":"20:42","startHours":19.0412505464204,"endHours":20.703443693088833,"quality":"inauspicious"},{"name":"Chala","start":"20:42","end":"22:22","startHours":20.703443693088833,"endHours":22.365636839757265,"quality":"neutral"},{"name":"Labha","start":"22:22","end":"00:02","startHours":22.365636839757265,"endHours":24.0278299864257,"quality":"auspicious"},{"name":"Amṛta","start":"00:02","end":"01:41","startHours":24.0278299864257,"endHours":25.690023133094137,"quality":"auspicious"},{"name":"Kāla","start":"01:41","end":"03:21","startHours":25.690023133094137,"endHours":27.35221627976257,"quality":"inauspicious"},{"name":"Śubha","start":"03:21","end":"05:01","startHours":27.35221627976257,"endHours":29.014409426431,"quality":"auspicious"},{"name":"Roga","start":"05:01","end":"06:41","startHours":29.014409426431,"endHours":30.676602573099437,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:41","end":"07:41","startHours":6.676602573099436,"endHours":7.676602573099436,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:41","end":"08:41","startHours":7.676602573099436,"endHours":8.676602573099437,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:41","end":"09:41","startHours":8.676602573099437,"endHours":9.676602573099437,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:41","end":"10:41","startHours":9.676602573099437,"endHours":10.676602573099437,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:41","end":"11:41","startHours":10.676602573099437,"endHours":11.676602573099437,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:41","end":"12:41","startHours":11.676602573099437,"endHours":12.676602573099437,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:41","end":"13:41","startHours":12.676602573099437,"endHours":13.676602573099437,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:41","end":"14:41","startHours":13.676602573099437,"endHours":14.676602573099437,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:41","end":"15:41","startHours":14.676602573099437,"endHours":15.676602573099437,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:41","end":"16:41","startHours":15.676602573099437,"endHours":16.676602573099437,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:41","end":"17:41","startHours":16.676602573099437,"endHours":17.676602573099437,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:41","end":"18:41","startHours":17.676602573099437,"endHours":18.676602573099437,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:41","end":"19:41","startHours":18.676602573099437,"endHours":19.676602573099437,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:41","end":"20:41","startHours":19.676602573099437,"endHours":20.676602573099437,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:41","end":"21:41","startHours":20.676602573099437,"endHours":21.676602573099437,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:41","end":"22:41","startHours":21.676602573099437,"endHours":22.676602573099437,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:41","end":"23:41","startHours":22.676602573099437,"endHours":23.676602573099437,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:41","end":"00:41","startHours":23.676602573099437,"endHours":24.676602573099437,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:41","end":"01:41","startHours":24.676602573099437,"endHours":25.676602573099437,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:41","end":"02:41","startHours":25.676602573099437,"endHours":26.676602573099437,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:41","end":"03:41","startHours":26.676602573099437,"endHours":27.676602573099437,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:41","end":"04:41","startHours":27.676602573099437,"endHours":28.676602573099437,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:41","end":"05:41","startHours":28.676602573099437,"endHours":29.676602573099437,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:41","end":"06:41","startHours":29.676602573099437,"endHours":30.676602573099437,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"Dhūmra","quality":"Inauspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-17.859921998020464,"eotMinutes":15.25980081445791,"ayanamsa":23.8372}},"calendars":{"vikram_samvat":2055,"vikram_samvatsara":"Khara","saka_samvat":1920,"saka_samvatsara":"Bahudhānya","bengali_samvat":1405,"malayalam_era":1174,"nanakshahi_year":529,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Daśamī · Vikram 2055 Khara · Śaka 1920 Bahudhānya"},"festivals":[{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi":"Tulā"},"precedence":5}],"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":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga November 13, 1998 CE · Ṛṣikeśa · Vidhyamitra","description":"November 13, 1998 CE for Ṛṣikeśa: Kṛṣṇa Daśamī, sūryodaya 06:41, sūryāsta 17:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1998-11-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1998-11-13","sa":"https://sa.vidhyamitra.com/city/rishikesh/1998-11-13","hi":"https://hi.vidhyamitra.com/city/rishikesh/1998-11-13","x-default":"https://vidhyamitra.com/city/rishikesh/1998-11-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T03:43:53.904Z","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":"2026-05-17T03:43:53.904Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T03:43:53.904Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}