{"id":"vidhyamitra:city-day:rishikesh:2080-02-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2080-02-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2080-02-12","date_display":"February 12, 2080 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":2080,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2480806.770833,"kali_year":5181,"ahargana":1892341.2708,"sun":{"sidereal_longitude":298.1391,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":199.172,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":261.0329,"elapsed_within_tithi_degrees":9.0329},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":199.172,"elapsed_within_degrees":12.5053},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":137.3111},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2080,"month":2,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2480806.770833,"ahargana":1892341.2708,"kali_year":5181,"ayanamsa_lahiri":24.9722,"grahas":{"sun":{"sidereal_longitude":298.24809600000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":201.36229600000001,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":-1.8659},"mars":{"sidereal_longitude":213.80219599999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":298.374096,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":279.15609599999993,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":272.659496,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":282.795396,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":354.6529,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":174.6529,"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":2080,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2480806.770833,"kali_year":5181,"ahargana":1892341.2708,"sun":{"sidereal_longitude":298.1391,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":199.172,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":261.0329,"elapsed_within_tithi_degrees":9.0329},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":199.172,"elapsed_within_degrees":12.5053},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":137.3111},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.866,"elongation":98.967},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.866,"opposition_distance":81.033}},"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":"07:00","sunsetLocal":"18:03","solarNoonLocal":"12:32","dayLengthHours":11.044425417814034,"dayLengthDisplay":"11 Hours 02 Mins 40 Secs","nightLengthDisplay":"12 Hours 57 Mins 20 Secs","moonriseLocal":"00:41","moonsetLocal":"11:27","rahuKala":{"name":"Rāhu Kāla","start":"08:23","end":"09:46","startHours":8.38374600323458,"endHours":9.764299180461332,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:09","end":"12:32","startHours":11.144852357688087,"endHours":12.525405534914842,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:54","end":"15:17","startHours":13.905958712141596,"endHours":15.28651188936835,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:57","startHours":9.580225423497765,"endHours":9.9483729374249,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:28","end":"07:45","startHours":7.463377218416742,"endHours":7.757895229558449,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.157258020987706,"endHours":12.893553048841975,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:32","end":"06:16","startHours":5.530602770299287,"endHours":6.266897798153555,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:05","end":"07:00","startHours":6.082824041189988,"endHours":7.003192826007824,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:06","startHours":14.366143104550513,"endHours":15.102438132404782,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:51","end":"18:15","startHours":17.84761824382186,"endHours":18.247618243821858,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:03","end":"18:30","startHours":18.04761824382186,"endHours":18.507802636230778,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:48","end":"19:33","startHours":17.79761824382186,"endHours":19.54761824382186,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.157258020987705,"endHours":24.893553048841973,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:00","end":"08:23","startHours":7.003192826007824,"endHours":8.38374600323458,"quality":"auspicious"},{"name":"Kāla","start":"08:23","end":"09:46","startHours":8.38374600323458,"endHours":9.764299180461332,"quality":"inauspicious"},{"name":"Śubha","start":"09:46","end":"11:09","startHours":9.764299180461332,"endHours":11.144852357688087,"quality":"auspicious"},{"name":"Roga","start":"11:09","end":"12:32","startHours":11.144852357688087,"endHours":12.525405534914842,"quality":"inauspicious"},{"name":"Udveg","start":"12:32","end":"13:54","startHours":12.525405534914842,"endHours":13.905958712141596,"quality":"inauspicious"},{"name":"Chala","start":"13:54","end":"15:17","startHours":13.905958712141596,"endHours":15.28651188936835,"quality":"neutral"},{"name":"Labha","start":"15:17","end":"16:40","startHours":15.28651188936835,"endHours":16.667065066595104,"quality":"auspicious"},{"name":"Amṛta","start":"16:40","end":"18:03","startHours":16.667065066595104,"endHours":18.04761824382186,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:03","end":"19:40","startHours":18.04761824382186,"endHours":19.667065066595104,"quality":"neutral"},{"name":"Labha","start":"19:40","end":"21:17","startHours":19.667065066595104,"endHours":21.28651188936835,"quality":"auspicious"},{"name":"Amṛta","start":"21:17","end":"22:54","startHours":21.28651188936835,"endHours":22.905958712141597,"quality":"auspicious"},{"name":"Kāla","start":"22:54","end":"00:32","startHours":22.905958712141597,"endHours":24.525405534914842,"quality":"inauspicious"},{"name":"Śubha","start":"00:32","end":"02:09","startHours":24.525405534914842,"endHours":26.144852357688087,"quality":"auspicious"},{"name":"Roga","start":"02:09","end":"03:46","startHours":26.144852357688087,"endHours":27.764299180461332,"quality":"inauspicious"},{"name":"Udveg","start":"03:46","end":"05:23","startHours":27.764299180461332,"endHours":29.383746003234577,"quality":"inauspicious"},{"name":"Chala","start":"05:23","end":"07:00","startHours":29.383746003234577,"endHours":31.003192826007826,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:00","end":"08:00","startHours":7.003192826007824,"endHours":8.003192826007824,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:00","end":"09:00","startHours":8.003192826007824,"endHours":9.003192826007824,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:00","end":"10:00","startHours":9.003192826007824,"endHours":10.003192826007824,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:00","end":"11:00","startHours":10.003192826007824,"endHours":11.003192826007824,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:00","end":"12:00","startHours":11.003192826007824,"endHours":12.003192826007824,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:00","end":"13:00","startHours":12.003192826007824,"endHours":13.003192826007824,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:00","end":"14:00","startHours":13.003192826007824,"endHours":14.003192826007824,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:00","end":"15:00","startHours":14.003192826007824,"endHours":15.003192826007824,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:00","end":"16:00","startHours":15.003192826007824,"endHours":16.003192826007826,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:00","end":"17:00","startHours":16.003192826007826,"endHours":17.003192826007826,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:00","end":"18:00","startHours":17.003192826007826,"endHours":18.003192826007826,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:00","end":"19:00","startHours":18.003192826007826,"endHours":19.003192826007826,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:00","end":"20:00","startHours":19.003192826007826,"endHours":20.003192826007826,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:00","end":"21:00","startHours":20.003192826007826,"endHours":21.003192826007826,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:00","end":"22:00","startHours":21.003192826007826,"endHours":22.003192826007826,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:00","end":"23:00","startHours":22.003192826007826,"endHours":23.003192826007826,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:00","end":"00:00","startHours":23.003192826007826,"endHours":24.003192826007826,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:00","end":"01:00","startHours":24.003192826007826,"endHours":25.003192826007826,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:00","end":"02:00","startHours":25.003192826007826,"endHours":26.003192826007826,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:00","end":"03:00","startHours":26.003192826007826,"endHours":27.003192826007826,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:00","end":"04:00","startHours":27.003192826007826,"endHours":28.003192826007826,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:00","end":"05:00","startHours":28.003192826007826,"endHours":29.003192826007826,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:00","end":"06:00","startHours":29.003192826007826,"endHours":30.003192826007826,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:00","end":"07:00","startHours":30.003192826007826,"endHours":31.003192826007826,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-13.776687360932637,"eotMinutes":-14.594732094890398,"ayanamsa":24.9722}},"calendars":{"vikram_samvat":2137,"vikram_samvatsara":"Pramādī","saka_samvat":2002,"saka_samvatsara":"Śārvarī","bengali_samvat":1487,"malayalam_era":1256,"nanakshahi_year":611,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Saptamī · Vikram 2137 Pramādī · Śaka 2002 Śārvarī"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 February 12, 2080 CE · Ṛṣikeśa · Vidhyamitra","description":"February 12, 2080 CE for Ṛṣikeśa: Kṛṣṇa Saptamī, sūryodaya 07:00, sūryāsta 18:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2080-02-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2080-02-12","sa":"https://sa.vidhyamitra.com/city/rishikesh/2080-02-12","hi":"https://hi.vidhyamitra.com/city/rishikesh/2080-02-12","x-default":"https://vidhyamitra.com/city/rishikesh/2080-02-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:17:29.888Z","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":"2026-05-31T15:17:29.888Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:17:29.888Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}