{"id":"vidhyamitra:city-day:phoenix:1971-11-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1971-11-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1971-11-13","date_display":"November 13, 1971 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":1971,"month":11,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441268.770833,"kali_year":5073,"ahargana":1852803.2708,"sun":{"sidereal_longitude":205.9798,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":148.9648,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":302.985,"elapsed_within_tithi_degrees":2.985},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":148.9648,"elapsed_within_degrees":2.2982},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":354.9446},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1971,"month":11,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441268.770833,"ahargana":1852803.2708,"kali_year":5073,"ayanamsa_lahiri":23.46,"grahas":{"sun":{"sidereal_longitude":206.53693799999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":151.58653800000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false,"latitude":-2.8544},"mars":{"sidereal_longitude":310.441738,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":226.53463799999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":228.67123800000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":226.94853799999999,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":40.99143800000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":289.5664,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":109.5664,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1971,"month":11,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441268.770833,"kali_year":5073,"ahargana":1852803.2708,"sun":{"sidereal_longitude":205.9798,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":148.9648,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":302.985,"elapsed_within_tithi_degrees":2.985},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1,"moon_longitude":148.9648,"elapsed_within_degrees":2.2982},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":354.9446},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.854,"elongation":57.015},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.854,"opposition_distance":122.985}},"eclipse_window_40days":[]},"city":{"slug":"phoenix","name":"Phoenix, USA","lat":33.4484,"lon":-112.074,"tz_offset_hours":-7,"country":"US","tier":"diaspora"},"tier2":{"city":{"slug":"phoenix","name":"Phoenix, USA","lat":33.4484,"lon":-112.074,"tz_offset_hours":-7,"country":"US","tier":"diaspora"},"sunriseLocal":"06:58","sunsetLocal":"17:29","solarNoonLocal":"12:13","dayLengthHours":10.516179687122152,"dayLengthDisplay":"10 Hours 30 Mins 58 Secs","nightLengthDisplay":"13 Hours 29 Mins 02 Secs","moonriseLocal":"02:25","moonsetLocal":"14:41","rahuKala":{"name":"Rāhu Kāla","start":"09:35","end":"10:54","startHours":9.588225064645165,"endHours":10.902747525535434,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:32","end":"14:51","startHours":13.531792447315972,"endHours":14.84631490820624,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:58","end":"08:16","startHours":6.959180142864627,"endHours":8.273702603754895,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:25","end":"09:46","startHours":9.412955403193129,"endHours":9.7634947260972,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:24","end":"07:41","startHours":7.397354296494717,"endHours":7.677785754817974,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:34","startHours":11.866730663521631,"endHours":12.567809309329773,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:15","startHours":5.557022851248339,"endHours":6.258101497056483,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:05","end":"06:58","startHours":6.0828318356044475,"endHours":6.959180142864627,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:40","startHours":13.969966600946062,"endHours":14.671045246754206,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:17","end":"17:41","startHours":17.27535982998678,"endHours":17.67535982998678,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:29","end":"17:55","startHours":17.47535982998678,"endHours":17.91353398361687,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:14","end":"18:59","startHours":17.22535982998678,"endHours":18.97535982998678,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:34","startHours":23.86673066352163,"endHours":24.567809309329775,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:58","end":"08:16","startHours":6.959180142864627,"endHours":8.273702603754895,"quality":"inauspicious"},{"name":"Śubha","start":"08:16","end":"09:35","startHours":8.273702603754895,"endHours":9.588225064645165,"quality":"auspicious"},{"name":"Roga","start":"09:35","end":"10:54","startHours":9.588225064645165,"endHours":10.902747525535434,"quality":"inauspicious"},{"name":"Udveg","start":"10:54","end":"12:13","startHours":10.902747525535434,"endHours":12.217269986425702,"quality":"inauspicious"},{"name":"Chala","start":"12:13","end":"13:32","startHours":12.217269986425702,"endHours":13.531792447315972,"quality":"neutral"},{"name":"Labha","start":"13:32","end":"14:51","startHours":13.531792447315972,"endHours":14.84631490820624,"quality":"auspicious"},{"name":"Amṛta","start":"14:51","end":"16:10","startHours":14.84631490820624,"endHours":16.160837369096512,"quality":"auspicious"},{"name":"Kāla","start":"16:10","end":"17:29","startHours":16.160837369096512,"endHours":17.47535982998678,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:29","end":"19:10","startHours":17.47535982998678,"endHours":19.16083736909651,"quality":"auspicious"},{"name":"Amṛta","start":"19:10","end":"20:51","startHours":19.16083736909651,"endHours":20.846314908206242,"quality":"auspicious"},{"name":"Kāla","start":"20:51","end":"22:32","startHours":20.846314908206242,"endHours":22.531792447315972,"quality":"inauspicious"},{"name":"Śubha","start":"22:32","end":"00:13","startHours":22.531792447315972,"endHours":24.217269986425702,"quality":"auspicious"},{"name":"Roga","start":"00:13","end":"01:54","startHours":24.217269986425702,"endHours":25.902747525535432,"quality":"inauspicious"},{"name":"Udveg","start":"01:54","end":"03:35","startHours":25.902747525535432,"endHours":27.588225064645165,"quality":"inauspicious"},{"name":"Chala","start":"03:35","end":"05:16","startHours":27.588225064645165,"endHours":29.273702603754895,"quality":"neutral"},{"name":"Labha","start":"05:16","end":"06:58","startHours":29.273702603754895,"endHours":30.959180142864625,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:58","end":"07:58","startHours":6.959180142864627,"endHours":7.959180142864627,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:58","end":"08:58","startHours":7.959180142864627,"endHours":8.959180142864627,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:58","end":"09:58","startHours":8.959180142864627,"endHours":9.959180142864627,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:58","end":"10:58","startHours":9.959180142864627,"endHours":10.959180142864627,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:58","end":"11:58","startHours":10.959180142864627,"endHours":11.959180142864627,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:58","end":"12:58","startHours":11.959180142864627,"endHours":12.959180142864627,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:58","end":"13:58","startHours":12.959180142864627,"endHours":13.959180142864627,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:58","end":"14:58","startHours":13.959180142864627,"endHours":14.959180142864627,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:58","end":"15:58","startHours":14.959180142864627,"endHours":15.959180142864627,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:58","end":"16:58","startHours":15.959180142864627,"endHours":16.959180142864625,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:58","end":"17:58","startHours":16.959180142864625,"endHours":17.959180142864625,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:58","end":"18:58","startHours":17.959180142864625,"endHours":18.959180142864625,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:58","end":"19:58","startHours":18.959180142864625,"endHours":19.959180142864625,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:58","end":"20:58","startHours":19.959180142864625,"endHours":20.959180142864625,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:58","end":"21:58","startHours":20.959180142864625,"endHours":21.959180142864625,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:58","end":"22:58","startHours":21.959180142864625,"endHours":22.959180142864625,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:58","end":"23:58","startHours":22.959180142864625,"endHours":23.959180142864625,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:58","end":"00:58","startHours":23.959180142864625,"endHours":24.959180142864625,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:58","end":"01:58","startHours":24.959180142864625,"endHours":25.959180142864625,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:58","end":"02:58","startHours":25.959180142864625,"endHours":26.959180142864625,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:58","end":"03:58","startHours":26.959180142864625,"endHours":27.959180142864625,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:58","end":"04:58","startHours":27.959180142864625,"endHours":28.959180142864625,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:58","end":"05:58","startHours":28.959180142864625,"endHours":29.959180142864625,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:58","end":"06:58","startHours":29.959180142864625,"endHours":30.959180142864625,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.73813567577611,"eotMinutes":15.25980081445791,"ayanamsa":23.46}},"calendars":{"vikram_samvat":2028,"vikram_samvatsara":"Raktākṣī","saka_samvat":1893,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1378,"malayalam_era":1147,"nanakshahi_year":502,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Kārtika","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Ekādaśī · Vikram 2028 Raktākṣī · Śaka 1893 Virodhakṛt"},"festivals":[{"id":"saphala-ekadashi","name":"Saphalā Ekādaśī","name_sanskrit":"सफला एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Renders all undertakings fruitful (saphala).","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Mārgaśīrṣa"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Dedicated festival walk for Saphalā Ekādaśī · Ekādaśī is not live yet; Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"phoenix"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga November 13, 1971 CE · Phoenix, USA · Vidhyamitra","description":"November 13, 1971 CE for Phoenix, USA: Kṛṣṇa Ekādaśī, sūryodaya 06:58, sūryāsta 17:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1971-11-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1971-11-13","sa":"https://sa.vidhyamitra.com/city/phoenix/1971-11-13","hi":"https://hi.vidhyamitra.com/city/phoenix/1971-11-13","x-default":"https://vidhyamitra.com/city/phoenix/1971-11-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T07:39:59.349Z","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":"2026-09-06T07:39:59.349Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T07:39:59.349Z","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"}}}