{"id":"vidhyamitra:city-day:coimbatore:1981-05-24:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/coimbatore/1981-05-24","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-05-24","date_display":"May 24, 1981 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":1981,"month":5,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444748.770833,"kali_year":5083,"ahargana":1856283.2708,"sun":{"sidereal_longitude":39.1729,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":278.8344,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":239.6615,"elapsed_within_tithi_degrees":11.6615},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.8344,"elapsed_within_degrees":12.1678},"yoga":{"number":24,"name":"Śukla","sum_longitude":318.0073},"karana":{"half_tithi_index":39,"name":"Taitila"},"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":1981,"month":5,"day":24,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444748.770833,"ahargana":1856283.2708,"kali_year":5083,"ayanamsa_lahiri":23.5931,"grahas":{"sun":{"sidereal_longitude":39.20327600000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":275.4171759999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":0.4968},"mars":{"sidereal_longitude":27.870676000000003,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":62.06057599999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":157.050976,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":51.69637599999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":159.28457600000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":105.1793,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":285.1793,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":"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":1981,"month":5,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444748.770833,"kali_year":5083,"ahargana":1856283.2708,"sun":{"sidereal_longitude":39.1729,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":278.8344,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":239.6615,"elapsed_within_tithi_degrees":11.6615},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":278.8344,"elapsed_within_degrees":12.1678},"yoga":{"number":24,"name":"Śukla","sum_longitude":318.0073},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.497,"elongation":120.338},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.497,"opposition_distance":59.662}},"eclipse_window_40days":[]},"city":{"slug":"coimbatore","name":"Coimbatore, Tamil Nadu","lat":11.0168,"lon":76.9558,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"coimbatore","name":"Coimbatore, Tamil Nadu","lat":11.0168,"lon":76.9558,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"05:58","sunsetLocal":"18:39","solarNoonLocal":"12:19","dayLengthHours":12.684359566109656,"dayLengthDisplay":"12 Hours 41 Mins 04 Secs","nightLengthDisplay":"11 Hours 18 Mins 56 Secs","moonriseLocal":"22:18","moonsetLocal":"09:50","rahuKala":{"name":"Rāhu Kāla","start":"17:04","end":"18:39","startHours":17.071068174436284,"endHours":18.656613120199992,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:19","end":"13:54","startHours":12.314433337145164,"endHours":13.899978282908872,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:29","end":"17:04","startHours":15.48552322867258,"endHours":17.071068174436284,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:21","startHours":8.931937452849258,"endHours":9.354749438386246,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:30","end":"06:50","startHours":6.500768536011573,"endHours":6.839018124441163,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:44","startHours":11.891621351608176,"endHours":12.737245322682153,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:17","end":"05:08","startHours":4.281005611942383,"endHours":5.12662958301636,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:55","end":"05:58","startHours":4.915223590247866,"endHours":5.972253554090337,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:16","startHours":14.428493264830106,"endHours":15.274117235904082,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:27","end":"18:51","startHours":18.456613120199993,"endHours":18.85661312019999,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:39","end":"19:11","startHours":18.656613120199992,"endHours":19.18512810212123,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:24","end":"20:09","startHours":18.406613120199992,"endHours":20.156613120199992,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:44","startHours":23.891621351608176,"endHours":24.737245322682153,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:58","end":"07:33","startHours":5.972253554090337,"endHours":7.557798499854044,"quality":"inauspicious"},{"name":"Chala","start":"07:33","end":"09:09","startHours":7.557798499854044,"endHours":9.143343445617752,"quality":"neutral"},{"name":"Labha","start":"09:09","end":"10:44","startHours":9.143343445617752,"endHours":10.728888391381458,"quality":"auspicious"},{"name":"Amṛta","start":"10:44","end":"12:19","startHours":10.728888391381458,"endHours":12.314433337145164,"quality":"auspicious"},{"name":"Kāla","start":"12:19","end":"13:54","startHours":12.314433337145164,"endHours":13.899978282908872,"quality":"inauspicious"},{"name":"Śubha","start":"13:54","end":"15:29","startHours":13.899978282908872,"endHours":15.48552322867258,"quality":"auspicious"},{"name":"Roga","start":"15:29","end":"17:04","startHours":15.48552322867258,"endHours":17.071068174436284,"quality":"inauspicious"},{"name":"Udveg","start":"17:04","end":"18:39","startHours":17.071068174436284,"endHours":18.656613120199992,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:39","end":"20:04","startHours":18.656613120199992,"endHours":20.071068174436284,"quality":"auspicious"},{"name":"Roga","start":"20:04","end":"21:29","startHours":20.071068174436284,"endHours":21.485523228672577,"quality":"inauspicious"},{"name":"Udveg","start":"21:29","end":"22:54","startHours":21.485523228672577,"endHours":22.899978282908872,"quality":"inauspicious"},{"name":"Chala","start":"22:54","end":"00:19","startHours":22.899978282908872,"endHours":24.314433337145164,"quality":"neutral"},{"name":"Labha","start":"00:19","end":"01:44","startHours":24.314433337145164,"endHours":25.728888391381457,"quality":"auspicious"},{"name":"Amṛta","start":"01:44","end":"03:09","startHours":25.728888391381457,"endHours":27.143343445617752,"quality":"auspicious"},{"name":"Kāla","start":"03:09","end":"04:33","startHours":27.143343445617752,"endHours":28.557798499854044,"quality":"inauspicious"},{"name":"Śubha","start":"04:33","end":"05:58","startHours":28.557798499854044,"endHours":29.972253554090337,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:58","end":"06:58","startHours":5.972253554090337,"endHours":6.972253554090337,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:58","end":"07:58","startHours":6.972253554090337,"endHours":7.972253554090337,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:58","end":"08:58","startHours":7.972253554090337,"endHours":8.972253554090337,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:58","end":"09:58","startHours":8.972253554090337,"endHours":9.972253554090337,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:58","end":"10:58","startHours":9.972253554090337,"endHours":10.972253554090337,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:58","end":"11:58","startHours":10.972253554090337,"endHours":11.972253554090337,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:58","end":"12:58","startHours":11.972253554090337,"endHours":12.972253554090337,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:58","end":"13:58","startHours":12.972253554090337,"endHours":13.972253554090337,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:58","end":"14:58","startHours":13.972253554090337,"endHours":14.972253554090337,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:58","end":"15:58","startHours":14.972253554090337,"endHours":15.972253554090337,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:58","end":"16:58","startHours":15.972253554090337,"endHours":16.972253554090337,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:58","end":"17:58","startHours":16.972253554090337,"endHours":17.972253554090337,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:58","end":"18:58","startHours":17.972253554090337,"endHours":18.972253554090337,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:58","end":"19:58","startHours":18.972253554090337,"endHours":19.972253554090337,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:58","end":"20:58","startHours":19.972253554090337,"endHours":20.972253554090337,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:58","end":"21:58","startHours":20.972253554090337,"endHours":21.972253554090337,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:58","end":"22:58","startHours":21.972253554090337,"endHours":22.972253554090337,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:58","end":"23:58","startHours":22.972253554090337,"endHours":23.972253554090337,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:58","end":"00:58","startHours":23.972253554090337,"endHours":24.972253554090337,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:58","end":"01:58","startHours":24.972253554090337,"endHours":25.972253554090337,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:58","end":"02:58","startHours":25.972253554090337,"endHours":26.972253554090337,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:58","end":"03:58","startHours":26.972253554090337,"endHours":27.972253554090337,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:58","end":"04:58","startHours":27.972253554090337,"endHours":28.972253554090337,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:58","end":"05:58","startHours":28.972253554090337,"endHours":29.972253554090337,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":20.716135256648375,"eotMinutes":3.3107997712901853,"ayanamsa":23.5931}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Pañcamī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"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":[]},"validity":{"eternal":false,"location_specific":"coimbatore"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 24, 1981 CE · Coimbatore, Tamil Nadu · Vidhyamitra","description":"May 24, 1981 CE for Coimbatore, Tamil Nadu: Kṛṣṇa Pañcamī, sūryodaya 05:58, sūryāsta 18:39.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/coimbatore/1981-05-24","hreflang_alternates":{"en":"https://vidhyamitra.com/city/coimbatore/1981-05-24","sa":"https://sa.vidhyamitra.com/city/coimbatore/1981-05-24","hi":"https://hi.vidhyamitra.com/city/coimbatore/1981-05-24","x-default":"https://vidhyamitra.com/city/coimbatore/1981-05-24"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T02:34:27.113Z","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":"2026-06-03T02:34:27.113Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T02:34:27.113Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}