{"id":"vidhyamitra:city-day:rishikesh:2158-02-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2158-02-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2158-02-16","date_display":"February 16, 2158 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":2158,"month":2,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509299.770833,"kali_year":5259,"ahargana":1920834.2708,"sun":{"sidereal_longitude":301.0028,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":154.4169,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":213.4142,"elapsed_within_tithi_degrees":9.4142},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":154.4169,"elapsed_within_degrees":7.7503},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":95.4197},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2158,"month":2,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2509299.770833,"ahargana":1920834.2708,"kali_year":5259,"ayanamsa_lahiri":26.0619,"grahas":{"sun":{"sidereal_longitude":301.27825299999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":152.11485300000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false,"latitude":-3.4183},"mars":{"sidereal_longitude":337.332453,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":316.70355300000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":132.79655300000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":252.36075299999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":168.20525299999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":284.9566,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":104.9566,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2158,"month":2,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509299.770833,"kali_year":5259,"ahargana":1920834.2708,"sun":{"sidereal_longitude":301.0028,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":154.4169,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":213.4142,"elapsed_within_tithi_degrees":9.4142},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":154.4169,"elapsed_within_degrees":7.7503},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":95.4197},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.418,"elongation":146.586},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.418,"opposition_distance":33.414}},"eclipse_window_40days":[{"offset_days":-3,"type":"lunar","occurs":true,"moon_latitude":-0.821,"opposition_distance":2.319}]},"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":"06:57","sunsetLocal":"18:06","solarNoonLocal":"12:31","dayLengthHours":11.15703976816859,"dayLengthDisplay":"11 Hours 09 Mins 25 Secs","nightLengthDisplay":"12 Hours 50 Mins 35 Secs","moonriseLocal":"20:30","moonsetLocal":"08:39","rahuKala":{"name":"Rāhu Kāla","start":"13:55","end":"15:19","startHours":13.919090114387007,"endHours":15.313720085408082,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:57","end":"08:20","startHours":6.94594025928164,"endHours":8.340570230302713,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:44","end":"11:08","startHours":9.735200201323787,"endHours":11.12983017234486,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:33","end":"09:55","startHours":9.549249538520979,"endHours":9.921150864126597,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:25","end":"07:43","startHours":7.410816916288664,"endHours":7.7083379767731595,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.152558817760315,"endHours":12.896361468971556,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:28","end":"06:12","startHours":5.4583349568591615,"endHours":6.202137608070401,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:01","end":"06:57","startHours":6.016186945267591,"endHours":6.94594025928164,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:08","startHours":14.383966771394032,"endHours":15.127769422605272,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.90298002745023,"endHours":18.30298002745023,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:34","startHours":18.10298002745023,"endHours":18.567856684457254,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.85298002745023,"endHours":19.60298002745023,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.152558817760315,"endHours":24.896361468971556,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:57","end":"08:20","startHours":6.94594025928164,"endHours":8.340570230302713,"quality":"auspicious"},{"name":"Roga","start":"08:20","end":"09:44","startHours":8.340570230302713,"endHours":9.735200201323787,"quality":"inauspicious"},{"name":"Udveg","start":"09:44","end":"11:08","startHours":9.735200201323787,"endHours":11.12983017234486,"quality":"inauspicious"},{"name":"Chala","start":"11:08","end":"12:31","startHours":11.12983017234486,"endHours":12.524460143365935,"quality":"neutral"},{"name":"Labha","start":"12:31","end":"13:55","startHours":12.524460143365935,"endHours":13.919090114387007,"quality":"auspicious"},{"name":"Amṛta","start":"13:55","end":"15:19","startHours":13.919090114387007,"endHours":15.313720085408082,"quality":"auspicious"},{"name":"Kāla","start":"15:19","end":"16:43","startHours":15.313720085408082,"endHours":16.708350056429154,"quality":"inauspicious"},{"name":"Śubha","start":"16:43","end":"18:06","startHours":16.708350056429154,"endHours":18.10298002745023,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:06","end":"19:43","startHours":18.10298002745023,"endHours":19.708350056429154,"quality":"auspicious"},{"name":"Kāla","start":"19:43","end":"21:19","startHours":19.708350056429154,"endHours":21.313720085408082,"quality":"inauspicious"},{"name":"Śubha","start":"21:19","end":"22:55","startHours":21.313720085408082,"endHours":22.919090114387007,"quality":"auspicious"},{"name":"Roga","start":"22:55","end":"00:31","startHours":22.919090114387007,"endHours":24.524460143365935,"quality":"inauspicious"},{"name":"Udveg","start":"00:31","end":"02:08","startHours":24.524460143365935,"endHours":26.12983017234486,"quality":"inauspicious"},{"name":"Chala","start":"02:08","end":"03:44","startHours":26.12983017234486,"endHours":27.735200201323785,"quality":"neutral"},{"name":"Labha","start":"03:44","end":"05:20","startHours":27.735200201323785,"endHours":29.340570230302713,"quality":"auspicious"},{"name":"Amṛta","start":"05:20","end":"06:57","startHours":29.340570230302713,"endHours":30.94594025928164,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:57","end":"07:57","startHours":6.94594025928164,"endHours":7.94594025928164,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:57","end":"08:57","startHours":7.94594025928164,"endHours":8.94594025928164,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:57","end":"09:57","startHours":8.94594025928164,"endHours":9.94594025928164,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:57","end":"10:57","startHours":9.94594025928164,"endHours":10.94594025928164,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:57","end":"11:57","startHours":10.94594025928164,"endHours":11.94594025928164,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:57","end":"12:57","startHours":11.94594025928164,"endHours":12.94594025928164,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:57","end":"13:57","startHours":12.94594025928164,"endHours":13.94594025928164,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:57","end":"14:57","startHours":13.94594025928164,"endHours":14.94594025928164,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:57","end":"15:57","startHours":14.94594025928164,"endHours":15.94594025928164,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:57","end":"16:57","startHours":15.94594025928164,"endHours":16.94594025928164,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:57","end":"17:57","startHours":16.94594025928164,"endHours":17.94594025928164,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:57","end":"18:57","startHours":17.94594025928164,"endHours":18.94594025928164,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:57","end":"19:57","startHours":18.94594025928164,"endHours":19.94594025928164,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:57","end":"20:57","startHours":19.94594025928164,"endHours":20.94594025928164,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:57","end":"21:57","startHours":20.94594025928164,"endHours":21.94594025928164,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:57","end":"22:57","startHours":21.94594025928164,"endHours":22.94594025928164,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:57","end":"23:57","startHours":22.94594025928164,"endHours":23.94594025928164,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:57","end":"00:57","startHours":23.94594025928164,"endHours":24.94594025928164,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:57","end":"01:57","startHours":24.94594025928164,"endHours":25.94594025928164,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:57","end":"02:57","startHours":25.94594025928164,"endHours":26.94594025928164,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:57","end":"03:57","startHours":26.94594025928164,"endHours":27.94594025928164,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:57","end":"04:57","startHours":27.94594025928164,"endHours":28.94594025928164,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:57","end":"05:57","startHours":28.94594025928164,"endHours":29.94594025928164,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:57","end":"06:57","startHours":29.94594025928164,"endHours":30.94594025928164,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North-West","rahuVasa":"North-West","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-12.394202661706721,"eotMinutes":-14.538008601956186,"ayanamsa":26.0619}},"calendars":{"vikram_samvat":2215,"vikram_samvatsara":"Prajāpati","saka_samvat":2080,"saka_samvatsara":"Kālayukta","bengali_samvat":1565,"malayalam_era":1334,"nanakshahi_year":689,"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":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Tṛtīyā · Vikram 2215 Prajāpati · Śaka 2080 Kālayukta"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 16, 2158 CE · Ṛṣikeśa · Vidhyamitra","description":"February 16, 2158 CE for Ṛṣikeśa: Kṛṣṇa Tṛtīyā, sūryodaya 06:57, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2158-02-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2158-02-16","sa":"https://sa.vidhyamitra.com/city/rishikesh/2158-02-16","hi":"https://hi.vidhyamitra.com/city/rishikesh/2158-02-16","x-default":"https://vidhyamitra.com/city/rishikesh/2158-02-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T04:22:52.933Z","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":"2026-06-01T04:22:52.933Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T04:22:52.933Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}