{"id":"vidhyamitra:city-day:phoenix:1815-06-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/1815-06-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1815-06-18","date_display":"June 18, 1815 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":1815,"month":6,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384142.770833,"kali_year":4917,"ahargana":1795677.2708,"sun":{"sidereal_longitude":64.7863,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":200.7822,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.9959,"elapsed_within_tithi_degrees":3.9959},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":200.7822,"elapsed_within_degrees":0.7822},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.5685},"karana":{"half_tithi_index":22,"name":"Bava"},"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":1815,"month":6,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384142.770833,"ahargana":1795677.2708,"kali_year":4917,"ayanamsa_lahiri":21.2751,"grahas":{"sun":{"sidereal_longitude":64.60547099999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":201.32807100000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":3.7116},"mars":{"sidereal_longitude":335.6715710000001,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":91.443171,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":161.61747100000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"venus":{"sidereal_longitude":107.63217099999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":292.42937099999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":76.3768,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":256.3768,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":"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":1815,"month":6,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384142.770833,"kali_year":4917,"ahargana":1795677.2708,"sun":{"sidereal_longitude":64.7863,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":200.7822,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.9959,"elapsed_within_tithi_degrees":3.9959},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":200.7822,"elapsed_within_degrees":0.7822},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.5685},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.712,"elongation":135.996},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.712,"opposition_distance":44.004}},"eclipse_window_40days":[{"offset_days":19,"type":"solar","occurs":true,"moon_latitude":0.559,"elongation":0.255}]},"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":"05:18","sunsetLocal":"19:40","solarNoonLocal":"12:29","dayLengthHours":14.363473124137414,"dayLengthDisplay":"14 Hours 21 Mins 49 Secs","nightLengthDisplay":"9 Hours 38 Mins 11 Secs","moonriseLocal":"16:16","moonsetLocal":"02:56","rahuKala":{"name":"Rāhu Kāla","start":"17:52","end":"19:40","startHours":17.871512982666523,"endHours":19.6669471231837,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:29","end":"14:17","startHours":12.485210561114993,"endHours":14.28064470163217,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"16:05","end":"17:52","startHours":16.076078842149347,"endHours":17.871512982666523,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:08","startHours":8.654951061345015,"endHours":9.133733498816262,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:54","end":"06:17","startHours":5.901952045885344,"endHours":6.2849779958623415,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:58","startHours":12.006428123643746,"endHours":12.96399299858624,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:23","end":"04:21","startHours":3.3883442491612965,"endHours":4.345909124103791,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:06","end":"05:18","startHours":4.106517905368167,"endHours":5.303473999046285,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:53","end":"15:50","startHours":14.879122748471229,"endHours":15.836687623413724,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:28","end":"19:52","startHours":19.4669471231837,"endHours":19.8669471231837,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:40","end":"20:16","startHours":19.6669471231837,"endHours":20.26542517002276,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:25","end":"21:10","startHours":19.4169471231837,"endHours":21.1669471231837,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:58","startHours":24.006428123643747,"endHours":24.96399299858624,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:18","end":"07:06","startHours":5.303473999046285,"endHours":7.098908139563462,"quality":"inauspicious"},{"name":"Chala","start":"07:06","end":"08:54","startHours":7.098908139563462,"endHours":8.89434228008064,"quality":"neutral"},{"name":"Labha","start":"08:54","end":"10:41","startHours":8.89434228008064,"endHours":10.689776420597816,"quality":"auspicious"},{"name":"Amṛta","start":"10:41","end":"12:29","startHours":10.689776420597816,"endHours":12.485210561114993,"quality":"auspicious"},{"name":"Kāla","start":"12:29","end":"14:17","startHours":12.485210561114993,"endHours":14.28064470163217,"quality":"inauspicious"},{"name":"Śubha","start":"14:17","end":"16:05","startHours":14.28064470163217,"endHours":16.076078842149347,"quality":"auspicious"},{"name":"Roga","start":"16:05","end":"17:52","startHours":16.076078842149347,"endHours":17.871512982666523,"quality":"inauspicious"},{"name":"Udveg","start":"17:52","end":"19:40","startHours":17.871512982666523,"endHours":19.6669471231837,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:40","end":"20:52","startHours":19.6669471231837,"endHours":20.871512982666523,"quality":"auspicious"},{"name":"Roga","start":"20:52","end":"22:05","startHours":20.871512982666523,"endHours":22.076078842149347,"quality":"inauspicious"},{"name":"Udveg","start":"22:05","end":"23:17","startHours":22.076078842149347,"endHours":23.28064470163217,"quality":"inauspicious"},{"name":"Chala","start":"23:17","end":"00:29","startHours":23.28064470163217,"endHours":24.485210561114993,"quality":"neutral"},{"name":"Labha","start":"00:29","end":"01:41","startHours":24.485210561114993,"endHours":25.689776420597816,"quality":"auspicious"},{"name":"Amṛta","start":"01:41","end":"02:54","startHours":25.689776420597816,"endHours":26.89434228008064,"quality":"auspicious"},{"name":"Kāla","start":"02:54","end":"04:06","startHours":26.89434228008064,"endHours":28.098908139563463,"quality":"inauspicious"},{"name":"Śubha","start":"04:06","end":"05:18","startHours":28.098908139563463,"endHours":29.303473999046286,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:18","end":"06:18","startHours":5.303473999046285,"endHours":6.303473999046285,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:18","end":"07:18","startHours":6.303473999046285,"endHours":7.303473999046285,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:18","end":"08:18","startHours":7.303473999046285,"endHours":8.303473999046286,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:18","end":"09:18","startHours":8.303473999046286,"endHours":9.303473999046286,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:18","end":"10:18","startHours":9.303473999046286,"endHours":10.303473999046286,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:18","end":"11:18","startHours":10.303473999046286,"endHours":11.303473999046286,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:18","end":"12:18","startHours":11.303473999046286,"endHours":12.303473999046286,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:18","end":"13:18","startHours":12.303473999046286,"endHours":13.303473999046286,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:18","end":"14:18","startHours":13.303473999046286,"endHours":14.303473999046286,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:18","end":"15:18","startHours":14.303473999046286,"endHours":15.303473999046286,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:18","end":"16:18","startHours":15.303473999046286,"endHours":16.303473999046286,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:18","end":"17:18","startHours":16.303473999046286,"endHours":17.303473999046286,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:18","end":"18:18","startHours":17.303473999046286,"endHours":18.303473999046286,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:18","end":"19:18","startHours":18.303473999046286,"endHours":19.303473999046286,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:18","end":"20:18","startHours":19.303473999046286,"endHours":20.303473999046286,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:18","end":"21:18","startHours":20.303473999046286,"endHours":21.303473999046286,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:18","end":"22:18","startHours":21.303473999046286,"endHours":22.303473999046286,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:18","end":"23:18","startHours":22.303473999046286,"endHours":23.303473999046286,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:18","end":"00:18","startHours":23.303473999046286,"endHours":24.303473999046286,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:18","end":"01:18","startHours":24.303473999046286,"endHours":25.303473999046286,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:18","end":"02:18","startHours":25.303473999046286,"endHours":26.303473999046286,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:18","end":"03:18","startHours":26.303473999046286,"endHours":27.303473999046286,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:18","end":"04:18","startHours":27.303473999046286,"endHours":28.303473999046286,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:18","end":"05:18","startHours":28.303473999046286,"endHours":29.303473999046286,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.372347539767862,"eotMinutes":-0.8166336668997627,"ayanamsa":21.2751}},"calendars":{"vikram_samvat":1872,"vikram_samvatsara":"Sarvadhāri","saka_samvat":1737,"saka_samvatsara":"Yuva","bengali_samvat":1222,"malayalam_era":991,"nanakshahi_year":346,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","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":"Jyeṣṭha Śukla Dvādaśī · Vikram 1872 Sarvadhāri · Śaka 1737 Yuva"},"festivals":[],"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":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"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 June 18, 1815 CE · Phoenix, USA · Vidhyamitra","description":"June 18, 1815 CE for Phoenix, USA: Śukla Dvādaśī, sūryodaya 05:18, sūryāsta 19:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/1815-06-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/1815-06-18","sa":"https://sa.vidhyamitra.com/city/phoenix/1815-06-18","hi":"https://hi.vidhyamitra.com/city/phoenix/1815-06-18","x-default":"https://vidhyamitra.com/city/phoenix/1815-06-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T09:16:34.435Z","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":"2026-06-05T09:16:34.435Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T09:16:34.435Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}