{"id":"vidhyamitra:city-day:nairobi:2011-09-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/nairobi/2011-09-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-09-01","date_display":"September 1, 2011 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":2011,"month":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455805.770833,"kali_year":5113,"ahargana":1867340.2708,"sun":{"sidereal_longitude":133.5505,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":171.5172,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":37.9667,"elapsed_within_tithi_degrees":1.9667},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.5172,"elapsed_within_degrees":11.5172},"yoga":{"number":23,"name":"Śubha","sum_longitude":305.0677},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":2011,"month":9,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455805.770833,"ahargana":1867340.2708,"kali_year":5113,"ayanamsa_lahiri":24.016,"grahas":{"sun":{"sidereal_longitude":134.263618,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":175.04051800000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":-4.1661},"mars":{"sidereal_longitude":84.509118,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":116.329118,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":16.231517999999994,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":138.390218,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":170.90731800000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":239.3262,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":59.3262,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2},"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":2011,"month":9,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455805.770833,"kali_year":5113,"ahargana":1867340.2708,"sun":{"sidereal_longitude":133.5505,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":171.5172,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":37.9667,"elapsed_within_tithi_degrees":1.9667},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.5172,"elapsed_within_degrees":11.5172},"yoga":{"number":23,"name":"Śubha","sum_longitude":305.0677},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.166,"elongation":37.967},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.166,"opposition_distance":142.033}},"eclipse_window_40days":[]},"city":{"slug":"nairobi","name":"Nairobi, Kenya","lat":-1.2921,"lon":36.8219,"tz_offset_hours":3,"country":"KE","tier":"diaspora"},"tier2":{"city":{"slug":"nairobi","name":"Nairobi, Kenya","lat":-1.2921,"lon":36.8219,"tz_offset_hours":3,"country":"KE","tier":"diaspora"},"sunriseLocal":"06:30","sunsetLocal":"18:35","solarNoonLocal":"12:32","dayLengthHours":12.086674407827761,"dayLengthDisplay":"12 Hours 05 Mins 12 Secs","nightLengthDisplay":"11 Hours 54 Mins 48 Secs","moonriseLocal":"09:12","moonsetLocal":"21:18","rahuKala":{"name":"Rāhu Kāla","start":"14:03","end":"15:34","startHours":14.048107337460582,"endHours":15.558941638439052,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:30","end":"08:00","startHours":6.493935832568231,"endHours":8.004770133546701,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:31","end":"11:02","startHours":9.515604434525171,"endHours":11.026438735503643,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:19","end":"09:43","startHours":9.314159861061375,"endHours":9.717049007988967,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:00","end":"07:19","startHours":6.997547266227721,"endHours":7.319858583769794,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:56","startHours":12.134383889554519,"endHours":12.940162183409702,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:53","end":"05:41","startHours":4.882379244857862,"endHours":5.688157538713047,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:29","end":"06:30","startHours":5.486712965249251,"endHours":6.493935832568231,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:33","end":"15:21","startHours":14.551718771120072,"endHours":15.357497064975256,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:23","end":"18:47","startHours":18.380610240395992,"endHours":18.78061024039599,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:35","end":"19:05","startHours":18.58061024039599,"endHours":19.08422167405548,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:20","end":"20:05","startHours":18.33061024039599,"endHours":20.08061024039599,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:56","startHours":24.13438388955452,"endHours":24.940162183409704,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:30","end":"08:00","startHours":6.493935832568231,"endHours":8.004770133546701,"quality":"auspicious"},{"name":"Roga","start":"08:00","end":"09:31","startHours":8.004770133546701,"endHours":9.515604434525171,"quality":"inauspicious"},{"name":"Udveg","start":"09:31","end":"11:02","startHours":9.515604434525171,"endHours":11.026438735503643,"quality":"inauspicious"},{"name":"Chala","start":"11:02","end":"12:32","startHours":11.026438735503643,"endHours":12.537273036482112,"quality":"neutral"},{"name":"Labha","start":"12:32","end":"14:03","startHours":12.537273036482112,"endHours":14.048107337460582,"quality":"auspicious"},{"name":"Amṛta","start":"14:03","end":"15:34","startHours":14.048107337460582,"endHours":15.558941638439052,"quality":"auspicious"},{"name":"Kāla","start":"15:34","end":"17:04","startHours":15.558941638439052,"endHours":17.06977593941752,"quality":"inauspicious"},{"name":"Śubha","start":"17:04","end":"18:35","startHours":17.06977593941752,"endHours":18.58061024039599,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:35","end":"20:04","startHours":18.58061024039599,"endHours":20.06977593941752,"quality":"auspicious"},{"name":"Kāla","start":"20:04","end":"21:34","startHours":20.06977593941752,"endHours":21.55894163843905,"quality":"inauspicious"},{"name":"Śubha","start":"21:34","end":"23:03","startHours":21.55894163843905,"endHours":23.04810733746058,"quality":"auspicious"},{"name":"Roga","start":"23:03","end":"00:32","startHours":23.04810733746058,"endHours":24.537273036482112,"quality":"inauspicious"},{"name":"Udveg","start":"00:32","end":"02:02","startHours":24.537273036482112,"endHours":26.02643873550364,"quality":"inauspicious"},{"name":"Chala","start":"02:02","end":"03:31","startHours":26.02643873550364,"endHours":27.51560443452517,"quality":"neutral"},{"name":"Labha","start":"03:31","end":"05:00","startHours":27.51560443452517,"endHours":29.0047701335467,"quality":"auspicious"},{"name":"Amṛta","start":"05:00","end":"06:30","startHours":29.0047701335467,"endHours":30.49393583256823,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:30","end":"07:30","startHours":6.493935832568231,"endHours":7.493935832568231,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:30","end":"08:30","startHours":7.493935832568231,"endHours":8.49393583256823,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:30","end":"09:30","startHours":8.49393583256823,"endHours":9.49393583256823,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:30","end":"10:30","startHours":9.49393583256823,"endHours":10.49393583256823,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:30","end":"11:30","startHours":10.49393583256823,"endHours":11.49393583256823,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:30","end":"12:30","startHours":11.49393583256823,"endHours":12.49393583256823,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:30","end":"13:30","startHours":12.49393583256823,"endHours":13.49393583256823,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:30","end":"14:30","startHours":13.49393583256823,"endHours":14.49393583256823,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:30","end":"15:30","startHours":14.49393583256823,"endHours":15.49393583256823,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:30","end":"16:30","startHours":15.49393583256823,"endHours":16.49393583256823,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:30","end":"17:30","startHours":16.49393583256823,"endHours":17.49393583256823,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:30","end":"18:30","startHours":17.49393583256823,"endHours":18.49393583256823,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:30","end":"19:30","startHours":18.49393583256823,"endHours":19.49393583256823,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:30","end":"20:30","startHours":19.49393583256823,"endHours":20.49393583256823,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:30","end":"21:30","startHours":20.49393583256823,"endHours":21.49393583256823,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:30","end":"22:30","startHours":21.49393583256823,"endHours":22.49393583256823,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:30","end":"23:30","startHours":22.49393583256823,"endHours":23.49393583256823,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:30","end":"00:30","startHours":23.49393583256823,"endHours":24.49393583256823,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:30","end":"01:30","startHours":24.49393583256823,"endHours":25.49393583256823,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:30","end":"02:30","startHours":25.49393583256823,"endHours":26.49393583256823,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:30","end":"03:30","startHours":26.49393583256823,"endHours":27.49393583256823,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:30","end":"04:30","startHours":27.49393583256823,"endHours":28.49393583256823,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:30","end":"05:30","startHours":28.49393583256823,"endHours":29.49393583256823,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:30","end":"06:30","startHours":29.49393583256823,"endHours":30.49393583256823,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.464218571757469,"eotMinutes":0.47601781107335894,"ayanamsa":24.016}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturthī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"ganesha-chaturthi","name":"Gaṇeśa Caturthī","name_sanskrit":"गणेश चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Gaṇeśa's birth day; 11-day festival in Maharashtra.","vrata":false,"detection":{"tithi_number":4,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":1},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"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":"Dedicated festival walk for Gaṇeśa Caturthī · Vināyaka Caturthī (monthly) is not live yet; Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"nairobi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 1, 2011 CE · Nairobi, Kenya · Vidhyamitra","description":"September 1, 2011 CE for Nairobi, Kenya: Śukla Caturthī, sūryodaya 06:30, sūryāsta 18:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/nairobi/2011-09-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/nairobi/2011-09-01","sa":"https://sa.vidhyamitra.com/city/nairobi/2011-09-01","hi":"https://hi.vidhyamitra.com/city/nairobi/2011-09-01","x-default":"https://vidhyamitra.com/city/nairobi/2011-09-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T06:31:29.328Z","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":"2026-09-06T06:31:29.328Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T06:31:29.328Z","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"}}}