{"id":"vidhyamitra:city-day:rishikesh:1998-03-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1998-03-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1998-03-06","date_display":"March 6, 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":3,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450878.770833,"kali_year":5099,"ahargana":1862413.2708,"sun":{"sidereal_longitude":321.6047,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":56.969,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":95.3643,"elapsed_within_tithi_degrees":11.3643},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":56.969,"elapsed_within_degrees":3.6356},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.5736},"karana":{"half_tithi_index":15,"name":"Bava"},"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":3,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450878.770833,"ahargana":1862413.2708,"kali_year":5099,"ayanamsa_lahiri":23.8275,"grahas":{"sun":{"sidereal_longitude":321.43536500000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":59.78256499999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false,"latitude":-4.4702},"mars":{"sidereal_longitude":337.262165,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":331.79076499999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":313.2583649999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":277.133965,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":354.810465,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":140.3824,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":320.3824,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":3,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450878.770833,"kali_year":5099,"ahargana":1862413.2708,"sun":{"sidereal_longitude":321.6047,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":56.969,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":95.3643,"elapsed_within_tithi_degrees":11.3643},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":56.969,"elapsed_within_degrees":3.6356},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.5736},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.47,"elongation":95.364},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.47,"opposition_distance":84.636}},"eclipse_window_40days":[{"offset_days":-7,"type":"solar","occurs":true,"moon_latitude":0.255,"elongation":2.931},{"offset_days":7,"type":"lunar","occurs":true,"moon_latitude":0.638,"opposition_distance":0.442}]},"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":"06:39","sunsetLocal":"18:19","solarNoonLocal":"12:29","dayLengthHours":11.678795045265524,"dayLengthDisplay":"11 Hours 40 Mins 44 Secs","nightLengthDisplay":"12 Hours 19 Mins 16 Secs","moonriseLocal":"12:02","moonsetLocal":"02:03","rahuKala":{"name":"Rāhu Kāla","start":"11:01","end":"12:29","startHours":11.022383322035585,"endHours":12.482232702693775,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:24","end":"16:52","startHours":15.401931464010158,"endHours":16.861780844668345,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:06","end":"09:34","startHours":8.102684560719204,"endHours":9.562533941377396,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:22","end":"09:45","startHours":9.367887357289636,"endHours":9.757180525465154,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:08","end":"07:26","startHours":7.1294516402804105,"endHours":7.440886174820824,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"12:52","startHours":12.092939534518257,"endHours":12.871525870869293,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:05","end":"05:52","startHours":5.085662507358944,"endHours":5.864248843709979,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:40","end":"06:39","startHours":5.66960225962222,"endHours":6.642835180061014,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:12","startHours":14.428698543571363,"endHours":15.207284879922398,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:07","end":"18:31","startHours":18.121630225326538,"endHours":18.521630225326536,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:19","end":"18:48","startHours":18.321630225326537,"endHours":18.808246685545935,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:04","end":"19:49","startHours":18.071630225326537,"endHours":19.821630225326537,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"00:52","startHours":24.09293953451826,"endHours":24.87152587086929,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:39","end":"08:06","startHours":6.642835180061014,"endHours":8.102684560719204,"quality":"neutral"},{"name":"Labha","start":"08:06","end":"09:34","startHours":8.102684560719204,"endHours":9.562533941377396,"quality":"auspicious"},{"name":"Amṛta","start":"09:34","end":"11:01","startHours":9.562533941377396,"endHours":11.022383322035585,"quality":"auspicious"},{"name":"Kāla","start":"11:01","end":"12:29","startHours":11.022383322035585,"endHours":12.482232702693775,"quality":"inauspicious"},{"name":"Śubha","start":"12:29","end":"13:57","startHours":12.482232702693775,"endHours":13.942082083351966,"quality":"auspicious"},{"name":"Roga","start":"13:57","end":"15:24","startHours":13.942082083351966,"endHours":15.401931464010158,"quality":"inauspicious"},{"name":"Udveg","start":"15:24","end":"16:52","startHours":15.401931464010158,"endHours":16.861780844668345,"quality":"inauspicious"},{"name":"Chala","start":"16:52","end":"18:19","startHours":16.861780844668345,"endHours":18.321630225326537,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:19","end":"19:52","startHours":18.321630225326537,"endHours":19.861780844668345,"quality":"inauspicious"},{"name":"Udveg","start":"19:52","end":"21:24","startHours":19.861780844668345,"endHours":21.401931464010154,"quality":"inauspicious"},{"name":"Chala","start":"21:24","end":"22:57","startHours":21.401931464010154,"endHours":22.942082083351966,"quality":"neutral"},{"name":"Labha","start":"22:57","end":"00:29","startHours":22.942082083351966,"endHours":24.482232702693775,"quality":"auspicious"},{"name":"Amṛta","start":"00:29","end":"02:01","startHours":24.482232702693775,"endHours":26.022383322035584,"quality":"auspicious"},{"name":"Kāla","start":"02:01","end":"03:34","startHours":26.022383322035584,"endHours":27.562533941377396,"quality":"inauspicious"},{"name":"Śubha","start":"03:34","end":"05:06","startHours":27.562533941377396,"endHours":29.102684560719204,"quality":"auspicious"},{"name":"Roga","start":"05:06","end":"06:39","startHours":29.102684560719204,"endHours":30.642835180061013,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:39","end":"07:39","startHours":6.642835180061014,"endHours":7.642835180061014,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:39","end":"08:39","startHours":7.642835180061014,"endHours":8.642835180061013,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:39","end":"09:39","startHours":8.642835180061013,"endHours":9.642835180061013,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:39","end":"10:39","startHours":9.642835180061013,"endHours":10.642835180061013,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:39","end":"11:39","startHours":10.642835180061013,"endHours":11.642835180061013,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:39","end":"12:39","startHours":11.642835180061013,"endHours":12.642835180061013,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:39","end":"13:39","startHours":12.642835180061013,"endHours":13.642835180061013,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:39","end":"14:39","startHours":13.642835180061013,"endHours":14.642835180061013,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:39","end":"15:39","startHours":14.642835180061013,"endHours":15.642835180061013,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:39","end":"16:39","startHours":15.642835180061013,"endHours":16.642835180061013,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:39","end":"17:39","startHours":16.642835180061013,"endHours":17.642835180061013,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:39","end":"18:39","startHours":17.642835180061013,"endHours":18.642835180061013,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:39","end":"19:39","startHours":18.642835180061013,"endHours":19.642835180061013,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:39","end":"20:39","startHours":19.642835180061013,"endHours":20.642835180061013,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:39","end":"21:39","startHours":20.642835180061013,"endHours":21.642835180061013,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:39","end":"22:39","startHours":21.642835180061013,"endHours":22.642835180061013,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:39","end":"23:39","startHours":22.642835180061013,"endHours":23.642835180061013,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:39","end":"00:39","startHours":23.642835180061013,"endHours":24.642835180061013,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:39","end":"01:39","startHours":24.642835180061013,"endHours":25.642835180061013,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:39","end":"02:39","startHours":25.642835180061013,"endHours":26.642835180061013,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:39","end":"03:39","startHours":26.642835180061013,"endHours":27.642835180061013,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:39","end":"04:39","startHours":27.642835180061013,"endHours":28.642835180061013,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:39","end":"05:39","startHours":28.642835180061013,"endHours":29.642835180061013,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:39","end":"06:39","startHours":29.642835180061013,"endHours":30.642835180061013,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-5.806956827819583,"eotMinutes":-12.004362161626561,"ayanamsa":23.8275}},"calendars":{"vikram_samvat":2055,"vikram_samvatsara":"Khara","saka_samvat":1920,"saka_samvatsara":"Bahudhānya","bengali_samvat":1405,"malayalam_era":1174,"nanakshahi_year":529,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Aṣṭamī · Vikram 2055 Khara · Śaka 1920 Bahudhānya"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"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 March 6, 1998 CE · Ṛṣikeśa · Vidhyamitra","description":"March 6, 1998 CE for Ṛṣikeśa: Śukla Aṣṭamī, sūryodaya 06:39, sūryāsta 18:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1998-03-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1998-03-06","sa":"https://sa.vidhyamitra.com/city/rishikesh/1998-03-06","hi":"https://hi.vidhyamitra.com/city/rishikesh/1998-03-06","x-default":"https://vidhyamitra.com/city/rishikesh/1998-03-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T05:00:11.831Z","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":"2026-05-17T05:00:11.831Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T05:00:11.831Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}