{"id":"vidhyamitra:city-day:erode:1991-07-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1991-07-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1991-07-27","date_display":"July 27, 1991 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":1991,"month":7,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448464.770833,"kali_year":5093,"ahargana":1859999.2708,"sun":{"sidereal_longitude":99.3188,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":283.2339,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":183.9151,"elapsed_within_tithi_degrees":3.9151},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":283.2339,"elapsed_within_degrees":3.2339},"yoga":{"number":2,"name":"Prīti","sum_longitude":22.5527},"karana":{"half_tithi_index":30,"name":"Bālava"},"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":1991,"month":7,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2448464.770833,"ahargana":1859999.2708,"kali_year":5093,"ayanamsa_lahiri":23.7352,"grahas":{"sun":{"sidereal_longitude":99.80219799999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"moon":{"sidereal_longitude":282.719598,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false,"latitude":1.1595},"mars":{"sidereal_longitude":133.50129800000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":126.88459799999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":115.86699799999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":133.149898,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":279.61939800000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":268.2877,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":88.2877,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","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":1991,"month":7,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448464.770833,"kali_year":5093,"ahargana":1859999.2708,"sun":{"sidereal_longitude":99.3188,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":283.2339,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":183.9151,"elapsed_within_tithi_degrees":3.9151},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1,"moon_longitude":283.2339,"elapsed_within_degrees":3.2339},"yoga":{"number":2,"name":"Prīti","sum_longitude":22.5527},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.159,"elongation":176.085},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.159,"opposition_distance":3.915}},"eclipse_window_40days":[]},"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:06","sunsetLocal":"18:45","solarNoonLocal":"12:25","dayLengthHours":12.659283795952497,"dayLengthDisplay":"12 Hours 39 Mins 33 Secs","nightLengthDisplay":"11 Hours 20 Mins 27 Secs","moonriseLocal":"18:50","moonsetLocal":"06:24","rahuKala":{"name":"Rāhu Kāla","start":"09:15","end":"10:50","startHours":9.257079945841841,"endHours":10.839490420335903,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:00","end":"15:35","startHours":14.004311369324027,"endHours":15.58672184381809,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:06","end":"07:40","startHours":6.092258996853716,"endHours":7.674669471347778,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:28","startHours":9.046091882575965,"endHours":9.468068009107716,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:57","startHours":6.619729155018404,"endHours":6.957310056243804,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:51","startHours":11.999924768298214,"endHours":12.843877021361713,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:24","end":"05:15","startHours":4.404354490726717,"endHours":5.2483067437902164,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:02","end":"06:06","startHours":5.037318680524342,"endHours":6.092258996853716,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:23","startHours":14.531781527488715,"endHours":15.375733780552215,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:33","end":"18:57","startHours":18.551542792806213,"endHours":18.95154279280621,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:45","end":"19:17","startHours":18.751542792806212,"endHours":19.2790129509709,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:30","end":"20:15","startHours":18.501542792806212,"endHours":20.251542792806212,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:51","startHours":23.999924768298214,"endHours":24.843877021361713,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:06","end":"07:40","startHours":6.092258996853716,"endHours":7.674669471347778,"quality":"inauspicious"},{"name":"Śubha","start":"07:40","end":"09:15","startHours":7.674669471347778,"endHours":9.257079945841841,"quality":"auspicious"},{"name":"Roga","start":"09:15","end":"10:50","startHours":9.257079945841841,"endHours":10.839490420335903,"quality":"inauspicious"},{"name":"Udveg","start":"10:50","end":"12:25","startHours":10.839490420335903,"endHours":12.421900894829964,"quality":"inauspicious"},{"name":"Chala","start":"12:25","end":"14:00","startHours":12.421900894829964,"endHours":14.004311369324027,"quality":"neutral"},{"name":"Labha","start":"14:00","end":"15:35","startHours":14.004311369324027,"endHours":15.58672184381809,"quality":"auspicious"},{"name":"Amṛta","start":"15:35","end":"17:10","startHours":15.58672184381809,"endHours":17.16913231831215,"quality":"auspicious"},{"name":"Kāla","start":"17:10","end":"18:45","startHours":17.16913231831215,"endHours":18.751542792806212,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:45","end":"20:10","startHours":18.751542792806212,"endHours":20.16913231831215,"quality":"auspicious"},{"name":"Amṛta","start":"20:10","end":"21:35","startHours":20.16913231831215,"endHours":21.58672184381809,"quality":"auspicious"},{"name":"Kāla","start":"21:35","end":"23:00","startHours":21.58672184381809,"endHours":23.004311369324025,"quality":"inauspicious"},{"name":"Śubha","start":"23:00","end":"00:25","startHours":23.004311369324025,"endHours":24.421900894829964,"quality":"auspicious"},{"name":"Roga","start":"00:25","end":"01:50","startHours":24.421900894829964,"endHours":25.839490420335903,"quality":"inauspicious"},{"name":"Udveg","start":"01:50","end":"03:15","startHours":25.839490420335903,"endHours":27.257079945841838,"quality":"inauspicious"},{"name":"Chala","start":"03:15","end":"04:40","startHours":27.257079945841838,"endHours":28.674669471347777,"quality":"neutral"},{"name":"Labha","start":"04:40","end":"06:06","startHours":28.674669471347777,"endHours":30.092258996853715,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:06","end":"07:06","startHours":6.092258996853716,"endHours":7.092258996853716,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:06","end":"08:06","startHours":7.092258996853716,"endHours":8.092258996853715,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:06","end":"09:06","startHours":8.092258996853715,"endHours":9.092258996853715,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:06","end":"10:06","startHours":9.092258996853715,"endHours":10.092258996853715,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:06","end":"11:06","startHours":10.092258996853715,"endHours":11.092258996853715,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:06","end":"12:06","startHours":11.092258996853715,"endHours":12.092258996853715,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:06","end":"13:06","startHours":12.092258996853715,"endHours":13.092258996853715,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:06","end":"14:06","startHours":13.092258996853715,"endHours":14.092258996853715,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:06","end":"15:06","startHours":14.092258996853715,"endHours":15.092258996853715,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:06","end":"16:06","startHours":15.092258996853715,"endHours":16.092258996853715,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:06","end":"17:06","startHours":16.092258996853715,"endHours":17.092258996853715,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:06","end":"18:06","startHours":17.092258996853715,"endHours":18.092258996853715,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:06","end":"19:06","startHours":18.092258996853715,"endHours":19.092258996853715,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:06","end":"20:06","startHours":19.092258996853715,"endHours":20.092258996853715,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:06","end":"21:06","startHours":20.092258996853715,"endHours":21.092258996853715,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:06","end":"22:06","startHours":21.092258996853715,"endHours":22.092258996853715,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:06","end":"23:06","startHours":22.092258996853715,"endHours":23.092258996853715,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:06","end":"00:06","startHours":23.092258996853715,"endHours":24.092258996853715,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:06","end":"01:06","startHours":24.092258996853715,"endHours":25.092258996853715,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:06","end":"02:06","startHours":25.092258996853715,"endHours":26.092258996853715,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:06","end":"03:06","startHours":26.092258996853715,"endHours":27.092258996853715,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:06","end":"04:06","startHours":27.092258996853715,"endHours":28.092258996853715,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:06","end":"05:06","startHours":28.092258996853715,"endHours":29.092258996853715,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:06","end":"06:06","startHours":29.092258996853715,"endHours":30.092258996853715,"planetary_lord":"Mercury"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Kāṇa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.36106553898455,"eotMinutes":-6.182853689797819,"ayanamsa":23.7352}},"calendars":{"vikram_samvat":2048,"vikram_samvatsara":"Tāraṇa","saka_samvat":1913,"saka_samvatsara":"Prajāpati","bengali_samvat":1398,"malayalam_era":1167,"nanakshahi_year":522,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Pratipada · Vikram 2048 Tāraṇa · Śaka 1913 Prajāpati"},"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":"erode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga July 27, 1991 CE · Erode, Tamil Nadu · Vidhyamitra","description":"July 27, 1991 CE for Erode, Tamil Nadu: Kṛṣṇa Pratipada, sūryodaya 06:06, sūryāsta 18:45.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1991-07-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1991-07-27","sa":"https://sa.vidhyamitra.com/city/erode/1991-07-27","hi":"https://hi.vidhyamitra.com/city/erode/1991-07-27","x-default":"https://vidhyamitra.com/city/erode/1991-07-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T13:28:09.110Z","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":"2026-06-01T13:28:09.110Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T13:28:09.110Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}