{"id":"vidhyamitra:city-day:haridwar:2018-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/2018-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-02-28","date_display":"February 28, 2018 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2018,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458177.770833,"kali_year":5119,"ahargana":1869712.2708,"sun":{"sidereal_longitude":315.396,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":110.4271,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":155.0311,"elapsed_within_tithi_degrees":11.0311},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2,"moon_longitude":110.4271,"elapsed_within_degrees":3.7604},"yoga":{"number":5,"name":"Śobhana","sum_longitude":65.823},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2018,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458177.770833,"ahargana":1869712.2708,"kali_year":5119,"ayanamsa_lahiri":24.1067,"grahas":{"sun":{"sidereal_longitude":315.28849,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":108.35849000000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false,"latitude":-0.2524},"mars":{"sidereal_longitude":235.29509000000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":324.0275899999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":208.78198999999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":327.01449,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":252.99739,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":113.6462,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":293.6462,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2018,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458177.770833,"kali_year":5119,"ahargana":1869712.2708,"sun":{"sidereal_longitude":315.396,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":110.4271,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":155.0311,"elapsed_within_tithi_degrees":11.0311},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2,"moon_longitude":110.4271,"elapsed_within_degrees":3.7604},"yoga":{"number":5,"name":"Śobhana","sum_longitude":65.823},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.252,"elongation":155.031},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.252,"opposition_distance":24.969}},"eclipse_window_40days":[{"offset_days":-12,"type":"solar","occurs":true,"moon_latitude":-0.855,"elongation":1.98}]},"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"06:45","sunsetLocal":"18:16","solarNoonLocal":"12:31","dayLengthHours":11.50697584313827,"dayLengthDisplay":"11 Hours 30 Mins 25 Secs","nightLengthDisplay":"12 Hours 29 Mins 35 Secs","moonriseLocal":"15:59","moonsetLocal":"05:26","rahuKala":{"name":"Rāhu Kāla","start":"12:31","end":"13:57","startHours":12.509437647100459,"endHours":13.947809627492743,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:12","end":"09:38","startHours":8.194321705923608,"endHours":9.632693686315893,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:04","end":"12:31","startHours":11.071065666708176,"endHours":12.509437647100459,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:49","startHours":9.44091075559692,"endHours":9.824476617034863,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:14","end":"07:33","startHours":7.235407052328753,"endHours":7.542259741479107,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:54","startHours":12.125871785662516,"endHours":12.893003508538401,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:13","end":"05:59","startHours":5.221686279779556,"endHours":5.9888180026554405,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:48","end":"06:45","startHours":5.797035071936469,"endHours":6.755949725531325,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:12","startHours":14.427266954290172,"endHours":15.194398677166056,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:04","end":"18:28","startHours":18.062925568669595,"endHours":18.462925568669593,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:16","end":"18:45","startHours":18.262925568669594,"endHours":18.74238289546702,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:01","end":"19:46","startHours":18.012925568669594,"endHours":19.762925568669594,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:54","startHours":24.125871785662515,"endHours":24.893003508538403,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:45","end":"08:12","startHours":6.755949725531325,"endHours":8.194321705923608,"quality":"auspicious"},{"name":"Amṛta","start":"08:12","end":"09:38","startHours":8.194321705923608,"endHours":9.632693686315893,"quality":"auspicious"},{"name":"Kāla","start":"09:38","end":"11:04","startHours":9.632693686315893,"endHours":11.071065666708176,"quality":"inauspicious"},{"name":"Śubha","start":"11:04","end":"12:31","startHours":11.071065666708176,"endHours":12.509437647100459,"quality":"auspicious"},{"name":"Roga","start":"12:31","end":"13:57","startHours":12.509437647100459,"endHours":13.947809627492743,"quality":"inauspicious"},{"name":"Udveg","start":"13:57","end":"15:23","startHours":13.947809627492743,"endHours":15.386181607885026,"quality":"inauspicious"},{"name":"Chala","start":"15:23","end":"16:49","startHours":15.386181607885026,"endHours":16.82455358827731,"quality":"neutral"},{"name":"Labha","start":"16:49","end":"18:16","startHours":16.82455358827731,"endHours":18.262925568669594,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:16","end":"19:49","startHours":18.262925568669594,"endHours":19.82455358827731,"quality":"inauspicious"},{"name":"Chala","start":"19:49","end":"21:23","startHours":19.82455358827731,"endHours":21.386181607885028,"quality":"neutral"},{"name":"Labha","start":"21:23","end":"22:57","startHours":21.386181607885028,"endHours":22.947809627492745,"quality":"auspicious"},{"name":"Amṛta","start":"22:57","end":"00:31","startHours":22.947809627492745,"endHours":24.50943764710046,"quality":"auspicious"},{"name":"Kāla","start":"00:31","end":"02:04","startHours":24.50943764710046,"endHours":26.071065666708176,"quality":"inauspicious"},{"name":"Śubha","start":"02:04","end":"03:38","startHours":26.071065666708176,"endHours":27.632693686315893,"quality":"auspicious"},{"name":"Roga","start":"03:38","end":"05:12","startHours":27.632693686315893,"endHours":29.194321705923606,"quality":"inauspicious"},{"name":"Udveg","start":"05:12","end":"06:45","startHours":29.194321705923606,"endHours":30.755949725531323,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.755949725531325,"endHours":7.755949725531325,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.755949725531325,"endHours":8.755949725531325,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.755949725531325,"endHours":9.755949725531325,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.755949725531325,"endHours":10.755949725531325,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.755949725531325,"endHours":11.755949725531325,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.755949725531325,"endHours":12.755949725531325,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.755949725531325,"endHours":13.755949725531325,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.755949725531325,"endHours":14.755949725531325,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.755949725531325,"endHours":15.755949725531325,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.755949725531325,"endHours":16.755949725531323,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.755949725531323,"endHours":17.755949725531323,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.755949725531323,"endHours":18.755949725531323,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.755949725531323,"endHours":19.755949725531323,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.755949725531323,"endHours":20.755949725531323,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.755949725531323,"endHours":21.755949725531323,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.755949725531323,"endHours":22.755949725531323,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.755949725531323,"endHours":23.755949725531323,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.755949725531323,"endHours":24.755949725531323,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.755949725531323,"endHours":25.755949725531323,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.755949725531323,"endHours":26.755949725531323,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.755949725531323,"endHours":27.755949725531323,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.755949725531323,"endHours":28.755949725531323,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.755949725531323,"endHours":29.755949725531323,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.755949725531323,"endHours":30.755949725531323,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.046116014501361,"eotMinutes":-13.223058826027486,"ayanamsa":24.1067}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"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 Trayodaśī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Dedicated festival walk for Pradoṣa Vrata is not live yet; Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"haridwar"},"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, 2018 CE · Haridwār · Vidhyamitra","description":"February 28, 2018 CE for Haridwār: Śukla Trayodaśī, sūryodaya 06:45, sūryāsta 18:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/2018-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/2018-02-28","sa":"https://sa.vidhyamitra.com/city/haridwar/2018-02-28","hi":"https://hi.vidhyamitra.com/city/haridwar/2018-02-28","x-default":"https://vidhyamitra.com/city/haridwar/2018-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-25T18:23:31.244Z","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":"2026-08-25T18:23:31.244Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-25T18:23:31.244Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}