{"id":"vidhyamitra:city-day:lucknow:1978-07-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/1978-07-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1978-07-13","date_display":"July 13, 1978 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":1978,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443702.770833,"kali_year":5080,"ahargana":1855237.2708,"sun":{"sidereal_longitude":86.3923,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":175.555,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.1627,"elapsed_within_tithi_degrees":5.1627},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":175.555,"elapsed_within_degrees":2.2216},"yoga":{"number":20,"name":"Śiva","sum_longitude":261.9472},"karana":{"half_tithi_index":14,"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":1978,"month":7,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443702.770833,"ahargana":1855237.2708,"kali_year":5080,"ayanamsa_lahiri":23.5531,"grahas":{"sun":{"sidereal_longitude":86.75694099999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"moon":{"sidereal_longitude":171.96554100000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false,"latitude":1.1601},"mars":{"sidereal_longitude":143.194641,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":112.21824099999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":84.59434099999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"venus":{"sidereal_longitude":127.81954100000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":124.77684099999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":160.6014,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":340.6014,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"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":1978,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443702.770833,"kali_year":5080,"ahargana":1855237.2708,"sun":{"sidereal_longitude":86.3923,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":175.555,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":89.1627,"elapsed_within_tithi_degrees":5.1627},"nakshatra":{"number":14,"name":"Citrā","pada":1,"moon_longitude":175.555,"elapsed_within_degrees":2.2216},"yoga":{"number":20,"name":"Śiva","sum_longitude":261.9472},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.16,"elongation":89.163},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.16,"opposition_distance":90.837}},"eclipse_window_40days":[]},"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"05:20","sunsetLocal":"19:03","solarNoonLocal":"12:12","dayLengthHours":13.70274129528991,"dayLengthDisplay":"13 Hours 42 Mins 10 Secs","nightLengthDisplay":"10 Hours 17 Mins 50 Secs","moonriseLocal":"12:02","moonsetLocal":"23:43","rahuKala":{"name":"Rāhu Kāla","start":"13:54","end":"15:37","startHours":13.905786476013915,"endHours":15.618629137925154,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:20","end":"07:03","startHours":5.341573166457723,"endHours":7.0544158283689615,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:46","end":"10:29","startHours":8.7672584902802,"endHours":10.480101152191438,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:32","end":"09:00","startHours":8.538879468692034,"endHours":8.995637511868365,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:55","end":"06:17","startHours":5.912520720428136,"endHours":6.2779271549692,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:39","startHours":11.736185770926348,"endHours":12.649701857279009,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:31","end":"04:26","startHours":3.5145409937524015,"endHours":4.428057080105062,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:12","end":"05:20","startHours":4.199678058516897,"endHours":5.341573166457723,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:23","startHours":14.47673402998433,"endHours":15.390250116336992,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:51","end":"19:15","startHours":18.844314461747633,"endHours":19.24431446174763,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:03","end":"19:37","startHours":19.044314461747632,"endHours":19.615262015718045,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:48","end":"20:33","startHours":18.794314461747632,"endHours":20.544314461747632,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:39","startHours":23.736185770926348,"endHours":24.649701857279005,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:20","end":"07:03","startHours":5.341573166457723,"endHours":7.0544158283689615,"quality":"auspicious"},{"name":"Roga","start":"07:03","end":"08:46","startHours":7.0544158283689615,"endHours":8.7672584902802,"quality":"inauspicious"},{"name":"Udveg","start":"08:46","end":"10:29","startHours":8.7672584902802,"endHours":10.480101152191438,"quality":"inauspicious"},{"name":"Chala","start":"10:29","end":"12:12","startHours":10.480101152191438,"endHours":12.192943814102676,"quality":"neutral"},{"name":"Labha","start":"12:12","end":"13:54","startHours":12.192943814102676,"endHours":13.905786476013915,"quality":"auspicious"},{"name":"Amṛta","start":"13:54","end":"15:37","startHours":13.905786476013915,"endHours":15.618629137925154,"quality":"auspicious"},{"name":"Kāla","start":"15:37","end":"17:20","startHours":15.618629137925154,"endHours":17.331471799836393,"quality":"inauspicious"},{"name":"Śubha","start":"17:20","end":"19:03","startHours":17.331471799836393,"endHours":19.044314461747632,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:03","end":"20:20","startHours":19.044314461747632,"endHours":20.331471799836393,"quality":"auspicious"},{"name":"Kāla","start":"20:20","end":"21:37","startHours":20.331471799836393,"endHours":21.618629137925154,"quality":"inauspicious"},{"name":"Śubha","start":"21:37","end":"22:54","startHours":21.618629137925154,"endHours":22.905786476013915,"quality":"auspicious"},{"name":"Roga","start":"22:54","end":"00:12","startHours":22.905786476013915,"endHours":24.192943814102676,"quality":"inauspicious"},{"name":"Udveg","start":"00:12","end":"01:29","startHours":24.192943814102676,"endHours":25.480101152191438,"quality":"inauspicious"},{"name":"Chala","start":"01:29","end":"02:46","startHours":25.480101152191438,"endHours":26.7672584902802,"quality":"neutral"},{"name":"Labha","start":"02:46","end":"04:03","startHours":26.7672584902802,"endHours":28.05441582836896,"quality":"auspicious"},{"name":"Amṛta","start":"04:03","end":"05:20","startHours":28.05441582836896,"endHours":29.34157316645772,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:20","end":"06:20","startHours":5.341573166457723,"endHours":6.341573166457723,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:20","end":"07:20","startHours":6.341573166457723,"endHours":7.341573166457723,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:20","end":"08:20","startHours":7.341573166457723,"endHours":8.341573166457723,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:20","end":"09:20","startHours":8.341573166457723,"endHours":9.341573166457723,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:20","end":"10:20","startHours":9.341573166457723,"endHours":10.341573166457723,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:20","end":"11:20","startHours":10.341573166457723,"endHours":11.341573166457723,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:20","end":"12:20","startHours":11.341573166457723,"endHours":12.341573166457723,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:20","end":"13:20","startHours":12.341573166457723,"endHours":13.341573166457723,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:20","end":"14:20","startHours":13.341573166457723,"endHours":14.341573166457723,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:20","end":"15:20","startHours":14.341573166457723,"endHours":15.341573166457723,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:20","end":"16:20","startHours":15.341573166457723,"endHours":16.34157316645772,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:20","end":"17:20","startHours":16.34157316645772,"endHours":17.34157316645772,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:20","end":"18:20","startHours":17.34157316645772,"endHours":18.34157316645772,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:20","end":"19:20","startHours":18.34157316645772,"endHours":19.34157316645772,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:20","end":"20:20","startHours":19.34157316645772,"endHours":20.34157316645772,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:20","end":"21:20","startHours":20.34157316645772,"endHours":21.34157316645772,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:20","end":"22:20","startHours":21.34157316645772,"endHours":22.34157316645772,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:20","end":"23:20","startHours":22.34157316645772,"endHours":23.34157316645772,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:20","end":"00:20","startHours":23.34157316645772,"endHours":24.34157316645772,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:20","end":"01:20","startHours":24.34157316645772,"endHours":25.34157316645772,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:20","end":"02:20","startHours":25.34157316645772,"endHours":26.34157316645772,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:20","end":"03:20","startHours":26.34157316645772,"endHours":27.34157316645772,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:20","end":"04:20","startHours":27.34157316645772,"endHours":28.34157316645772,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:20","end":"05:20","startHours":28.34157316645772,"endHours":29.34157316645772,"planetary_lord":"Moon"}],"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":["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":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.90104385063902,"eotMinutes":-5.361428846160681,"ayanamsa":23.5531}},"calendars":{"vikram_samvat":2035,"vikram_samvatsara":"Prajāpati","saka_samvat":1900,"saka_samvatsara":"Kālayukta","bengali_samvat":1385,"malayalam_era":1154,"nanakshahi_year":509,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Aṣṭamī · Vikram 2035 Prajāpati · Śaka 1900 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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"lucknow"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga July 13, 1978 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"July 13, 1978 CE for Lucknow, Uttar Pradesh: Śukla Aṣṭamī, sūryodaya 05:20, sūryāsta 19:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/1978-07-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/1978-07-13","sa":"https://sa.vidhyamitra.com/city/lucknow/1978-07-13","hi":"https://hi.vidhyamitra.com/city/lucknow/1978-07-13","x-default":"https://vidhyamitra.com/city/lucknow/1978-07-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:39:09.192Z","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":"2026-05-31T13:39:09.192Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:39:09.192Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}