{"id":"vidhyamitra:city-day:rishikesh:2139-02-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2139-02-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2139-02-15","date_display":"February 15, 2139 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":2139,"month":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502358.770833,"kali_year":5240,"ahargana":1913893.2708,"sun":{"sidereal_longitude":299.9017,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":134.0566,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":194.1549,"elapsed_within_tithi_degrees":2.1549},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":134.0566,"elapsed_within_degrees":0.7233},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.9583},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2139,"month":2,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502358.770833,"ahargana":1913893.2708,"kali_year":5240,"ayanamsa_lahiri":25.7964,"grahas":{"sun":{"sidereal_longitude":300.138651,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":131.956951,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false,"latitude":-1.6355},"mars":{"sidereal_longitude":310.393551,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":301.661651,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":270.501251,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":261.47305099999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":283.40465100000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":292.7242,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":112.7242,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"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":2139,"month":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502358.770833,"kali_year":5240,"ahargana":1913893.2708,"sun":{"sidereal_longitude":299.9017,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":134.0566,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":194.1549,"elapsed_within_tithi_degrees":2.1549},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1,"moon_longitude":134.0566,"elapsed_within_degrees":0.7233},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.9583},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.636,"elongation":165.845},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.636,"opposition_distance":14.155}},"eclipse_window_40days":[{"offset_days":-1,"type":"lunar","occurs":true,"moon_latitude":-0.678,"opposition_distance":2.561}]},"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":"06:58","sunsetLocal":"18:05","solarNoonLocal":"12:32","dayLengthHours":11.118231273281665,"dayLengthDisplay":"11 Hours 07 Mins 06 Secs","nightLengthDisplay":"12 Hours 52 Mins 54 Secs","moonriseLocal":"18:56","moonsetLocal":"07:42","rahuKala":{"name":"Rāhu Kāla","start":"16:42","end":"18:05","startHours":16.694347744937293,"endHours":18.0841266540975,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:32","end":"13:55","startHours":12.525011017456666,"endHours":13.914789926616876,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:18","end":"16:42","startHours":15.304568835777083,"endHours":16.694347744937293,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:34","end":"09:56","startHours":9.560149344581557,"endHours":9.930757053690945,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:26","end":"07:44","startHours":7.429155017202571,"endHours":7.725641184490081,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.154403308347277,"endHours":12.895618726566056,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:29","end":"06:13","startHours":5.483464544378279,"endHours":6.224679962597057,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:02","end":"06:58","startHours":6.0393761080423625,"endHours":6.965895380815835,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:07","startHours":14.37804956300361,"endHours":15.119264981222388,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:53","end":"18:17","startHours":17.8841266540975,"endHours":18.2841266540975,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:05","end":"18:33","startHours":18.0841266540975,"endHours":18.547386290484233,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:50","end":"19:35","startHours":17.8341266540975,"endHours":19.5841266540975,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.154403308347277,"endHours":24.895618726566056,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:58","end":"08:21","startHours":6.965895380815835,"endHours":8.355674289976044,"quality":"inauspicious"},{"name":"Chala","start":"08:21","end":"09:45","startHours":8.355674289976044,"endHours":9.74545319913625,"quality":"neutral"},{"name":"Labha","start":"09:45","end":"11:08","startHours":9.74545319913625,"endHours":11.13523210829646,"quality":"auspicious"},{"name":"Amṛta","start":"11:08","end":"12:32","startHours":11.13523210829646,"endHours":12.525011017456666,"quality":"auspicious"},{"name":"Kāla","start":"12:32","end":"13:55","startHours":12.525011017456666,"endHours":13.914789926616876,"quality":"inauspicious"},{"name":"Śubha","start":"13:55","end":"15:18","startHours":13.914789926616876,"endHours":15.304568835777083,"quality":"auspicious"},{"name":"Roga","start":"15:18","end":"16:42","startHours":15.304568835777083,"endHours":16.694347744937293,"quality":"inauspicious"},{"name":"Udveg","start":"16:42","end":"18:05","startHours":16.694347744937293,"endHours":18.0841266540975,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:05","end":"19:42","startHours":18.0841266540975,"endHours":19.69434774493729,"quality":"auspicious"},{"name":"Roga","start":"19:42","end":"21:18","startHours":19.69434774493729,"endHours":21.304568835777083,"quality":"inauspicious"},{"name":"Udveg","start":"21:18","end":"22:55","startHours":21.304568835777083,"endHours":22.914789926616876,"quality":"inauspicious"},{"name":"Chala","start":"22:55","end":"00:32","startHours":22.914789926616876,"endHours":24.525011017456666,"quality":"neutral"},{"name":"Labha","start":"00:32","end":"02:08","startHours":24.525011017456666,"endHours":26.135232108296456,"quality":"auspicious"},{"name":"Amṛta","start":"02:08","end":"03:45","startHours":26.135232108296456,"endHours":27.74545319913625,"quality":"auspicious"},{"name":"Kāla","start":"03:45","end":"05:21","startHours":27.74545319913625,"endHours":29.355674289976044,"quality":"inauspicious"},{"name":"Śubha","start":"05:21","end":"06:58","startHours":29.355674289976044,"endHours":30.965895380815834,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:58","end":"07:58","startHours":6.965895380815835,"endHours":7.965895380815835,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:58","end":"08:58","startHours":7.965895380815835,"endHours":8.965895380815834,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:58","end":"09:58","startHours":8.965895380815834,"endHours":9.965895380815834,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:58","end":"10:58","startHours":9.965895380815834,"endHours":10.965895380815834,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:58","end":"11:58","startHours":10.965895380815834,"endHours":11.965895380815834,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:58","end":"12:58","startHours":11.965895380815834,"endHours":12.965895380815834,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:58","end":"13:58","startHours":12.965895380815834,"endHours":13.965895380815834,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:58","end":"14:58","startHours":13.965895380815834,"endHours":14.965895380815834,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:58","end":"15:58","startHours":14.965895380815834,"endHours":15.965895380815834,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:58","end":"16:58","startHours":15.965895380815834,"endHours":16.965895380815834,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:58","end":"17:58","startHours":16.965895380815834,"endHours":17.965895380815834,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:58","end":"18:58","startHours":17.965895380815834,"endHours":18.965895380815834,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:58","end":"19:58","startHours":18.965895380815834,"endHours":19.965895380815834,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:58","end":"20:58","startHours":19.965895380815834,"endHours":20.965895380815834,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:58","end":"21:58","startHours":20.965895380815834,"endHours":21.965895380815834,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:58","end":"22:58","startHours":21.965895380815834,"endHours":22.965895380815834,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:58","end":"23:58","startHours":22.965895380815834,"endHours":23.965895380815834,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:58","end":"00:58","startHours":23.965895380815834,"endHours":24.965895380815834,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:58","end":"01:58","startHours":24.965895380815834,"endHours":25.965895380815834,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:58","end":"02:58","startHours":25.965895380815834,"endHours":26.965895380815834,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:58","end":"03:58","startHours":26.965895380815834,"endHours":27.965895380815834,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:58","end":"04:58","startHours":27.965895380815834,"endHours":28.965895380815834,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:58","end":"05:58","startHours":28.965895380815834,"endHours":29.965895380815834,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:58","end":"06:58","startHours":29.965895380815834,"endHours":30.965895380815834,"planetary_lord":"Jupiter"}],"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":"North-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-12.87253334910977,"eotMinutes":-14.571061047399978,"ayanamsa":25.7964}},"calendars":{"vikram_samvat":2196,"vikram_samvatsara":"Paridhāvi","saka_samvat":2061,"saka_samvatsara":"Vikāri","bengali_samvat":1546,"malayalam_era":1315,"nanakshahi_year":670,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Dvitīyā · Vikram 2196 Paridhāvi · Śaka 2061 Vikāri"},"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":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 15, 2139 CE · Ṛṣikeśa · Vidhyamitra","description":"February 15, 2139 CE for Ṛṣikeśa: Kṛṣṇa Dvitīyā, sūryodaya 06:58, sūryāsta 18:05.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2139-02-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2139-02-15","sa":"https://sa.vidhyamitra.com/city/rishikesh/2139-02-15","hi":"https://hi.vidhyamitra.com/city/rishikesh/2139-02-15","x-default":"https://vidhyamitra.com/city/rishikesh/2139-02-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-25T16:36:18.657Z","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":"2026-05-25T16:36:18.657Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-25T16:36:18.657Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}