{"id":"vidhyamitra:city-day:seattle:2027-09-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/seattle/2027-09-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2027-09-23","date_display":"September 23, 2027 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":2027,"month":9,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461671.770833,"kali_year":5129,"ahargana":1873206.2708,"sun":{"sidereal_longitude":154.757,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":62.0868,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":267.3297,"elapsed_within_tithi_degrees":3.3297},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":62.0868,"elapsed_within_degrees":8.7534},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":216.8438},"karana":{"half_tithi_index":44,"name":"Bālava"},"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":2027,"month":9,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461671.770833,"ahargana":1873206.2708,"kali_year":5129,"ayanamsa_lahiri":24.2403,"grahas":{"sun":{"sidereal_longitude":155.56309299999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":60.56399299999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":3.2588},"mars":{"sidereal_longitude":199.42389300000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":181.32459300000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":138.144793,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":166.59239300000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":2.0537929999999847,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":288.5173,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":108.5173,"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":"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":2027,"month":9,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461671.770833,"kali_year":5129,"ahargana":1873206.2708,"sun":{"sidereal_longitude":154.757,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":62.0868,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":267.3297,"elapsed_within_tithi_degrees":3.3297},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":3,"moon_longitude":62.0868,"elapsed_within_degrees":8.7534},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":216.8438},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.259,"elongation":92.67},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.259,"opposition_distance":87.33}},"eclipse_window_40days":[]},"city":{"slug":"seattle","name":"Seattle, USA","lat":47.6062,"lon":-122.3321,"tz_offset_hours":-8,"country":"US","tier":"diaspora"},"tier2":{"city":{"slug":"seattle","name":"Seattle, USA","lat":47.6062,"lon":-122.3321,"tz_offset_hours":-8,"country":"US","tier":"diaspora"},"sunriseLocal":"05:56","sunsetLocal":"18:06","solarNoonLocal":"12:01","dayLengthHours":12.17616361306107,"dayLengthDisplay":"12 Hours 10 Mins 34 Secs","nightLengthDisplay":"11 Hours 49 Mins 26 Secs","moonriseLocal":"21:44","moonsetLocal":"13:38","rahuKala":{"name":"Rāhu Kāla","start":"13:32","end":"15:04","startHours":13.536893218303216,"endHours":15.05891366993585,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:56","end":"07:27","startHours":5.926790960140048,"endHours":7.448811411772682,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:58","end":"10:30","startHours":8.970831863405316,"endHours":10.492852315037949,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:46","end":"09:10","startHours":8.767895803187631,"endHours":9.173767923623,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:26","end":"06:46","startHours":6.434131110684259,"endHours":6.758828807032554,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:25","startHours":11.609000646235213,"endHours":12.42074488710595,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:18","end":"05:07","startHours":4.303302478398572,"endHours":5.11504671926931,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:55","end":"05:56","startHours":4.912110659051626,"endHours":5.926790960140048,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:03","end":"14:51","startHours":14.044233368847427,"endHours":14.855977609718165,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.902954573201118,"endHours":18.302954573201117,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:37","startHours":18.102954573201117,"endHours":18.61029472374533,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.852954573201117,"endHours":19.602954573201117,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:25","startHours":23.609000646235213,"endHours":24.42074488710595,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:56","end":"07:27","startHours":5.926790960140048,"endHours":7.448811411772682,"quality":"auspicious"},{"name":"Roga","start":"07:27","end":"08:58","startHours":7.448811411772682,"endHours":8.970831863405316,"quality":"inauspicious"},{"name":"Udveg","start":"08:58","end":"10:30","startHours":8.970831863405316,"endHours":10.492852315037949,"quality":"inauspicious"},{"name":"Chala","start":"10:30","end":"12:01","startHours":10.492852315037949,"endHours":12.014872766670582,"quality":"neutral"},{"name":"Labha","start":"12:01","end":"13:32","startHours":12.014872766670582,"endHours":13.536893218303216,"quality":"auspicious"},{"name":"Amṛta","start":"13:32","end":"15:04","startHours":13.536893218303216,"endHours":15.05891366993585,"quality":"auspicious"},{"name":"Kāla","start":"15:04","end":"16:35","startHours":15.05891366993585,"endHours":16.580934121568482,"quality":"inauspicious"},{"name":"Śubha","start":"16:35","end":"18:06","startHours":16.580934121568482,"endHours":18.102954573201117,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:06","end":"19:35","startHours":18.102954573201117,"endHours":19.580934121568482,"quality":"auspicious"},{"name":"Kāla","start":"19:35","end":"21:04","startHours":19.580934121568482,"endHours":21.05891366993585,"quality":"inauspicious"},{"name":"Śubha","start":"21:04","end":"22:32","startHours":21.05891366993585,"endHours":22.536893218303216,"quality":"auspicious"},{"name":"Roga","start":"22:32","end":"00:01","startHours":22.536893218303216,"endHours":24.01487276667058,"quality":"inauspicious"},{"name":"Udveg","start":"00:01","end":"01:30","startHours":24.01487276667058,"endHours":25.49285231503795,"quality":"inauspicious"},{"name":"Chala","start":"01:30","end":"02:58","startHours":25.49285231503795,"endHours":26.970831863405316,"quality":"neutral"},{"name":"Labha","start":"02:58","end":"04:27","startHours":26.970831863405316,"endHours":28.44881141177268,"quality":"auspicious"},{"name":"Amṛta","start":"04:27","end":"05:56","startHours":28.44881141177268,"endHours":29.926790960140046,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:56","end":"06:56","startHours":5.926790960140048,"endHours":6.926790960140048,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:56","end":"07:56","startHours":6.926790960140048,"endHours":7.926790960140048,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:56","end":"08:56","startHours":7.926790960140048,"endHours":8.926790960140048,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:56","end":"09:56","startHours":8.926790960140048,"endHours":9.926790960140048,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:56","end":"10:56","startHours":9.926790960140048,"endHours":10.926790960140048,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:56","end":"11:56","startHours":10.926790960140048,"endHours":11.926790960140048,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:56","end":"12:56","startHours":11.926790960140048,"endHours":12.926790960140048,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:56","end":"13:56","startHours":12.926790960140048,"endHours":13.926790960140048,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:56","end":"14:56","startHours":13.926790960140048,"endHours":14.926790960140048,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:56","end":"15:56","startHours":14.926790960140048,"endHours":15.926790960140048,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:56","end":"16:56","startHours":15.926790960140048,"endHours":16.926790960140046,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:56","end":"17:56","startHours":16.926790960140046,"endHours":17.926790960140046,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:56","end":"18:56","startHours":17.926790960140046,"endHours":18.926790960140046,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:56","end":"19:56","startHours":18.926790960140046,"endHours":19.926790960140046,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:56","end":"20:56","startHours":19.926790960140046,"endHours":20.926790960140046,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:56","end":"21:56","startHours":20.926790960140046,"endHours":21.926790960140046,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:56","end":"22:56","startHours":21.926790960140046,"endHours":22.926790960140046,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:56","end":"23:56","startHours":22.926790960140046,"endHours":23.926790960140046,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:56","end":"00:56","startHours":23.926790960140046,"endHours":24.926790960140046,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:56","end":"01:56","startHours":24.926790960140046,"endHours":25.926790960140046,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:56","end":"02:56","startHours":25.926790960140046,"endHours":26.926790960140046,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:56","end":"03:56","startHours":26.926790960140046,"endHours":27.926790960140046,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:56","end":"04:56","startHours":27.926790960140046,"endHours":28.926790960140046,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:56","end":"05:56","startHours":28.926790960140046,"endHours":29.926790960140046,"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":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":0.07819685680968577,"eotMinutes":8.436033999765183,"ayanamsa":24.2403}},"calendars":{"vikram_samvat":2084,"vikram_samvatsara":"Raudra","saka_samvat":1949,"saka_samvatsara":"Plavaṅga","bengali_samvat":1434,"malayalam_era":1203,"nanakshahi_year":558,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Aṣṭamī · Vikram 2084 Raudra · Śaka 1949 Plavaṅga"},"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":[]},"validity":{"eternal":false,"location_specific":"seattle"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 23, 2027 CE · Seattle, USA · Vidhyamitra","description":"September 23, 2027 CE for Seattle, USA: Kṛṣṇa Aṣṭamī, sūryodaya 05:56, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/seattle/2027-09-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/seattle/2027-09-23","sa":"https://sa.vidhyamitra.com/city/seattle/2027-09-23","hi":"https://hi.vidhyamitra.com/city/seattle/2027-09-23","x-default":"https://vidhyamitra.com/city/seattle/2027-09-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-07-25T00:25:38.135Z","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":"2026-07-25T00:25:38.135Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-07-25T00:25:38.135Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no founder-city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","Divyāṁśa-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"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"}}}