{"id":"vidhyamitra:city-day:phoenix:2138-12-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/phoenix/2138-12-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2138-12-27","date_display":"December 27, 2138 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":2138,"month":12,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502308.770833,"kali_year":5240,"ahargana":1913843.2708,"sun":{"sidereal_longitude":248.6646,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":187.9499,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":299.2853,"elapsed_within_tithi_degrees":11.2853},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":187.9499,"elapsed_within_degrees":1.2832},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":76.6145},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"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":2138,"month":12,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502308.770833,"ahargana":1913843.2708,"kali_year":5240,"ayanamsa_lahiri":25.7945,"grahas":{"sun":{"sidereal_longitude":249.29266099999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"moon":{"sidereal_longitude":187.33996100000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":-4.2931},"mars":{"sidereal_longitude":270.9832610000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":245.834161,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":259.011661,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":202.23916099999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":277.56626099999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":295.3735,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":115.3735,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2138,"month":12,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502308.770833,"kali_year":5240,"ahargana":1913843.2708,"sun":{"sidereal_longitude":248.6646,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":187.9499,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":299.2853,"elapsed_within_tithi_degrees":11.2853},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":187.9499,"elapsed_within_degrees":1.2832},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":76.6145},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.293,"elongation":60.715},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.293,"opposition_distance":119.285}},"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":"07:31","sunsetLocal":"17:28","solarNoonLocal":"12:30","dayLengthHours":9.942767183654617,"dayLengthDisplay":"9 Hours 56 Mins 34 Secs","nightLengthDisplay":"14 Hours 03 Mins 26 Secs","moonriseLocal":"02:53","moonsetLocal":"13:51","rahuKala":{"name":"Rāhu Kāla","start":"10:01","end":"11:15","startHours":10.009653306010195,"endHours":11.252499203967023,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:44","end":"14:59","startHours":13.738190999880675,"endHours":14.981036897837503,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:31","end":"08:46","startHours":7.523961510096541,"endHours":8.766807408053367,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:51","end":"10:11","startHours":9.843940519615952,"endHours":10.175366092404438,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:56","end":"08:12","startHours":7.93824347608215,"endHours":8.203383934312939,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:50","startHours":12.163919529135361,"endHours":12.826770674712337,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:12","end":"06:52","startHours":6.198259218942592,"endHours":6.861110364519567,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:42","end":"07:31","startHours":6.6953975781253225,"endHours":7.523961510096541,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:49","startHours":14.152472965866284,"endHours":14.815324111443259,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:16","end":"17:40","startHours":17.26672869375116,"endHours":17.666728693751157,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:28","end":"17:53","startHours":17.466728693751158,"endHours":17.881010659736766,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:13","end":"18:58","startHours":17.216728693751158,"endHours":18.966728693751158,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:50","startHours":24.163919529135363,"endHours":24.826770674712336,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:31","end":"08:46","startHours":7.523961510096541,"endHours":8.766807408053367,"quality":"inauspicious"},{"name":"Śubha","start":"08:46","end":"10:01","startHours":8.766807408053367,"endHours":10.009653306010195,"quality":"auspicious"},{"name":"Roga","start":"10:01","end":"11:15","startHours":10.009653306010195,"endHours":11.252499203967023,"quality":"inauspicious"},{"name":"Udveg","start":"11:15","end":"12:30","startHours":11.252499203967023,"endHours":12.49534510192385,"quality":"inauspicious"},{"name":"Chala","start":"12:30","end":"13:44","startHours":12.49534510192385,"endHours":13.738190999880675,"quality":"neutral"},{"name":"Labha","start":"13:44","end":"14:59","startHours":13.738190999880675,"endHours":14.981036897837503,"quality":"auspicious"},{"name":"Amṛta","start":"14:59","end":"16:13","startHours":14.981036897837503,"endHours":16.22388279579433,"quality":"auspicious"},{"name":"Kāla","start":"16:13","end":"17:28","startHours":16.22388279579433,"endHours":17.466728693751158,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:28","end":"19:13","startHours":17.466728693751158,"endHours":19.22388279579433,"quality":"auspicious"},{"name":"Amṛta","start":"19:13","end":"20:59","startHours":19.22388279579433,"endHours":20.981036897837505,"quality":"auspicious"},{"name":"Kāla","start":"20:59","end":"22:44","startHours":20.981036897837505,"endHours":22.738190999880675,"quality":"inauspicious"},{"name":"Śubha","start":"22:44","end":"00:30","startHours":22.738190999880675,"endHours":24.49534510192385,"quality":"auspicious"},{"name":"Roga","start":"00:30","end":"02:15","startHours":24.49534510192385,"endHours":26.252499203967023,"quality":"inauspicious"},{"name":"Udveg","start":"02:15","end":"04:01","startHours":26.252499203967023,"endHours":28.009653306010193,"quality":"inauspicious"},{"name":"Chala","start":"04:01","end":"05:46","startHours":28.009653306010193,"endHours":29.766807408053367,"quality":"neutral"},{"name":"Labha","start":"05:46","end":"07:31","startHours":29.766807408053367,"endHours":31.52396151009654,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:31","end":"08:31","startHours":7.523961510096541,"endHours":8.523961510096541,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:31","end":"09:31","startHours":8.523961510096541,"endHours":9.523961510096541,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:31","end":"10:31","startHours":9.523961510096541,"endHours":10.523961510096541,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:31","end":"11:31","startHours":10.523961510096541,"endHours":11.523961510096541,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:31","end":"12:31","startHours":11.523961510096541,"endHours":12.523961510096541,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:31","end":"13:31","startHours":12.523961510096541,"endHours":13.523961510096541,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:31","end":"14:31","startHours":13.523961510096541,"endHours":14.523961510096541,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:31","end":"15:31","startHours":14.523961510096541,"endHours":15.523961510096541,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:31","end":"16:31","startHours":15.523961510096541,"endHours":16.52396151009654,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:31","end":"17:31","startHours":16.52396151009654,"endHours":17.52396151009654,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:31","end":"18:31","startHours":17.52396151009654,"endHours":18.52396151009654,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:31","end":"19:31","startHours":18.52396151009654,"endHours":19.52396151009654,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:31","end":"20:31","startHours":19.52396151009654,"endHours":20.52396151009654,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:31","end":"21:31","startHours":20.52396151009654,"endHours":21.52396151009654,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:31","end":"22:31","startHours":21.52396151009654,"endHours":22.52396151009654,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:31","end":"23:31","startHours":22.52396151009654,"endHours":23.52396151009654,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:31","end":"00:31","startHours":23.52396151009654,"endHours":24.52396151009654,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:31","end":"01:31","startHours":24.52396151009654,"endHours":25.52396151009654,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:31","end":"02:31","startHours":25.52396151009654,"endHours":26.52396151009654,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:31","end":"03:31","startHours":26.52396151009654,"endHours":27.52396151009654,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:31","end":"04:31","startHours":27.52396151009654,"endHours":28.52396151009654,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:31","end":"05:31","startHours":28.52396151009654,"endHours":29.52396151009654,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:31","end":"06:31","startHours":29.52396151009654,"endHours":30.52396151009654,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:31","end":"07:31","startHours":30.52396151009654,"endHours":31.52396151009654,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.33870044888958,"eotMinutes":-1.4247061154310068,"ayanamsa":25.7945}},"calendars":{"vikram_samvat":2195,"vikram_samvatsara":"Virodhakṛt","saka_samvat":2060,"saka_samvatsara":"Vilambī","bengali_samvat":1545,"malayalam_era":1314,"nanakshahi_year":669,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Daśamī · Vikram 2195 Virodhakṛt · Śaka 2060 Vilambī"},"festivals":[],"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":"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 December 27, 2138 CE · Phoenix, USA · Vidhyamitra","description":"December 27, 2138 CE for Phoenix, USA: Kṛṣṇa Daśamī, sūryodaya 07:31, sūryāsta 17:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/phoenix/2138-12-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/phoenix/2138-12-27","sa":"https://sa.vidhyamitra.com/city/phoenix/2138-12-27","hi":"https://hi.vidhyamitra.com/city/phoenix/2138-12-27","x-default":"https://vidhyamitra.com/city/phoenix/2138-12-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T23:04:07.635Z","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":"2026-06-02T23:04:07.635Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T23:04:07.635Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}