{"id":"vidhyamitra:city-day:rishikesh:1890-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1890-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1890-02-28","date_display":"February 28, 1890 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":1890,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2411426.770833,"kali_year":4991,"ahargana":1822961.2708,"sun":{"sidereal_longitude":317.5311,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":61.2868,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":103.7557,"elapsed_within_tithi_degrees":7.7557},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":61.2868,"elapsed_within_degrees":7.9535},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.8179},"karana":{"half_tithi_index":17,"name":"Kaulava"},"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":1890,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2411426.770833,"ahargana":1822961.2708,"kali_year":4991,"ayanamsa_lahiri":22.3186,"grahas":{"sun":{"sidereal_longitude":317.1215219999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":63.07442200000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":-0.7383},"mars":{"sidereal_longitude":218.64712200000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":292.18112199999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":280.5825219999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"venus":{"sidereal_longitude":321.00822199999993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":128.423922,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":70.7392,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":250.7392,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"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":1890,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2411426.770833,"kali_year":4991,"ahargana":1822961.2708,"sun":{"sidereal_longitude":317.5311,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":61.2868,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":103.7557,"elapsed_within_tithi_degrees":7.7557},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":61.2868,"elapsed_within_degrees":7.9535},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.8179},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.738,"elongation":103.756},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.738,"opposition_distance":76.244}},"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":"06:45","sunsetLocal":"18:15","solarNoonLocal":"12:30","dayLengthHours":11.504932198933282,"dayLengthDisplay":"11 Hours 30 Mins 18 Secs","nightLengthDisplay":"12 Hours 29 Mins 42 Secs","moonriseLocal":"12:33","moonsetLocal":"02:35","rahuKala":{"name":"Rāhu Kāla","start":"11:04","end":"12:30","startHours":11.064427788900463,"endHours":12.502544313767125,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:23","end":"16:49","startHours":15.378777363500445,"endHours":16.816893888367105,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:11","end":"09:38","startHours":8.188194739167145,"endHours":9.626311264033804,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:49","startHours":9.434562394051582,"endHours":9.818060134016026,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:14","end":"07:32","startHours":7.229450389256037,"endHours":7.536248581227591,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"12:53","startHours":12.119046573802683,"endHours":12.886042053731567,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:13","end":"05:59","startHours":5.216087254442712,"endHours":5.983082734371598,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:47","end":"06:45","startHours":5.791333864389377,"endHours":6.750078214300483,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:11","startHours":14.42003301358934,"endHours":15.187028493518225,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:03","end":"18:27","startHours":18.055010413233767,"endHours":18.455010413233765,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:15","end":"18:44","startHours":18.255010413233766,"endHours":18.73438258818932,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:00","end":"19:45","startHours":18.005010413233766,"endHours":19.755010413233766,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"00:53","startHours":24.11904657380268,"endHours":24.88604205373157,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:45","end":"08:11","startHours":6.750078214300483,"endHours":8.188194739167145,"quality":"neutral"},{"name":"Labha","start":"08:11","end":"09:38","startHours":8.188194739167145,"endHours":9.626311264033804,"quality":"auspicious"},{"name":"Amṛta","start":"09:38","end":"11:04","startHours":9.626311264033804,"endHours":11.064427788900463,"quality":"auspicious"},{"name":"Kāla","start":"11:04","end":"12:30","startHours":11.064427788900463,"endHours":12.502544313767125,"quality":"inauspicious"},{"name":"Śubha","start":"12:30","end":"13:56","startHours":12.502544313767125,"endHours":13.940660838633786,"quality":"auspicious"},{"name":"Roga","start":"13:56","end":"15:23","startHours":13.940660838633786,"endHours":15.378777363500445,"quality":"inauspicious"},{"name":"Udveg","start":"15:23","end":"16:49","startHours":15.378777363500445,"endHours":16.816893888367105,"quality":"inauspicious"},{"name":"Chala","start":"16:49","end":"18:15","startHours":16.816893888367105,"endHours":18.255010413233766,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:15","end":"19:49","startHours":18.255010413233766,"endHours":19.816893888367105,"quality":"inauspicious"},{"name":"Udveg","start":"19:49","end":"21:23","startHours":19.816893888367105,"endHours":21.378777363500447,"quality":"inauspicious"},{"name":"Chala","start":"21:23","end":"22:56","startHours":21.378777363500447,"endHours":22.940660838633786,"quality":"neutral"},{"name":"Labha","start":"22:56","end":"00:30","startHours":22.940660838633786,"endHours":24.502544313767125,"quality":"auspicious"},{"name":"Amṛta","start":"00:30","end":"02:04","startHours":24.502544313767125,"endHours":26.064427788900463,"quality":"auspicious"},{"name":"Kāla","start":"02:04","end":"03:38","startHours":26.064427788900463,"endHours":27.626311264033802,"quality":"inauspicious"},{"name":"Śubha","start":"03:38","end":"05:11","startHours":27.626311264033802,"endHours":29.188194739167145,"quality":"auspicious"},{"name":"Roga","start":"05:11","end":"06:45","startHours":29.188194739167145,"endHours":30.750078214300483,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.750078214300483,"endHours":7.750078214300483,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.750078214300483,"endHours":8.750078214300483,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.750078214300483,"endHours":9.750078214300483,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.750078214300483,"endHours":10.750078214300483,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.750078214300483,"endHours":11.750078214300483,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.750078214300483,"endHours":12.750078214300483,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.750078214300483,"endHours":13.750078214300483,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.750078214300483,"endHours":14.750078214300483,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.750078214300483,"endHours":15.750078214300483,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.750078214300483,"endHours":16.750078214300483,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.750078214300483,"endHours":17.750078214300483,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.750078214300483,"endHours":18.750078214300483,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.750078214300483,"endHours":19.750078214300483,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.750078214300483,"endHours":20.750078214300483,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.750078214300483,"endHours":21.750078214300483,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.750078214300483,"endHours":22.750078214300483,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.750078214300483,"endHours":23.750078214300483,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.750078214300483,"endHours":24.750078214300483,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.750078214300483,"endHours":25.750078214300483,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.750078214300483,"endHours":26.750078214300483,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.750078214300483,"endHours":27.750078214300483,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.750078214300483,"endHours":28.750078214300483,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.750078214300483,"endHours":29.750078214300483,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.750078214300483,"endHours":30.750078214300483,"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":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.029219855909723,"eotMinutes":-13.223058826027486,"ayanamsa":22.3186}},"calendars":{"vikram_samvat":1947,"vikram_samvatsara":"Śobhana","saka_samvat":1812,"saka_samvatsara":"Vikṛti","bengali_samvat":1297,"malayalam_era":1066,"nanakshahi_year":421,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Navamī · Vikram 1947 Śobhana · Śaka 1812 Vikṛti"},"festivals":[],"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":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 February 28, 1890 CE · Ṛṣikeśa · Vidhyamitra","description":"February 28, 1890 CE for Ṛṣikeśa: Śukla Navamī, sūryodaya 06:45, sūryāsta 18:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1890-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1890-02-28","sa":"https://sa.vidhyamitra.com/city/rishikesh/1890-02-28","hi":"https://hi.vidhyamitra.com/city/rishikesh/1890-02-28","x-default":"https://vidhyamitra.com/city/rishikesh/1890-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T23:33:49.692Z","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":"2026-05-30T23:33:49.692Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T23:33:49.692Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}