{"id":"vidhyamitra:city-day:thane:1997-05-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1997-05-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-05-11","date_display":"May 11, 1997 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":1997,"month":5,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450579.770833,"kali_year":5099,"ahargana":1862114.2708,"sun":{"sidereal_longitude":26.5947,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":79.1103,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":52.5155,"elapsed_within_tithi_degrees":4.5155},"nakshatra":{"number":6,"name":"Ārdrā","pada":4,"moon_longitude":79.1103,"elapsed_within_degrees":12.4436},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":105.705},"karana":{"half_tithi_index":8,"name":"Bava"},"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":1997,"month":5,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450579.770833,"ahargana":1862114.2708,"kali_year":5099,"ayanamsa_lahiri":23.8161,"grahas":{"sun":{"sidereal_longitude":26.582588999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":78.325289,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false,"latitude":-4.3865},"mars":{"sidereal_longitude":143.96688900000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":5.865089000000012,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":296.76798899999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":36.637789,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":351.375189,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":156.2248,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":336.2248,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":1997,"month":5,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450579.770833,"kali_year":5099,"ahargana":1862114.2708,"sun":{"sidereal_longitude":26.5947,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":79.1103,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":52.5155,"elapsed_within_tithi_degrees":4.5155},"nakshatra":{"number":6,"name":"Ārdrā","pada":4,"moon_longitude":79.1103,"elapsed_within_degrees":12.4436},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":105.705},"karana":{"half_tithi_index":8,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.386,"elongation":52.516},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.386,"opposition_distance":127.484}},"eclipse_window_40days":[]},"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"06:05","sunsetLocal":"19:04","solarNoonLocal":"12:34","dayLengthHours":12.983632773924448,"dayLengthDisplay":"12 Hours 59 Mins 01 Secs","nightLengthDisplay":"11 Hours 00 Mins 59 Secs","moonriseLocal":"09:25","moonsetLocal":"22:38","rahuKala":{"name":"Rāhu Kāla","start":"17:27","end":"19:04","startHours":17.441789129156522,"endHours":19.06474322589708,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:34","end":"14:12","startHours":12.572926838934855,"endHours":14.195880935675412,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:49","end":"17:27","startHours":15.818835032415965,"endHours":17.441789129156522,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:07","end":"09:33","startHours":9.110624765888335,"endHours":9.54341252501915,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:58","startHours":6.622095150886149,"endHours":6.968325358190801,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"13:00","startHours":12.14013907980404,"endHours":13.00571459806567,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:21","end":"05:13","startHours":4.34995941544937,"endHours":5.215534933711,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:00","end":"06:05","startHours":4.999141054145593,"endHours":6.08111045197263,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:44","end":"15:36","startHours":14.73686563458893,"endHours":15.602441152850561,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:52","end":"19:16","startHours":18.86474322589708,"endHours":19.264743225897078,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:04","end":"19:36","startHours":19.06474322589708,"endHours":19.605727924810598,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:49","end":"20:34","startHours":18.81474322589708,"endHours":20.56474322589708,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"01:00","startHours":24.14013907980404,"endHours":25.00571459806567,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:05","end":"07:42","startHours":6.08111045197263,"endHours":7.704064548713186,"quality":"inauspicious"},{"name":"Chala","start":"07:42","end":"09:20","startHours":7.704064548713186,"endHours":9.327018645453741,"quality":"neutral"},{"name":"Labha","start":"09:20","end":"10:57","startHours":9.327018645453741,"endHours":10.949972742194298,"quality":"auspicious"},{"name":"Amṛta","start":"10:57","end":"12:34","startHours":10.949972742194298,"endHours":12.572926838934855,"quality":"auspicious"},{"name":"Kāla","start":"12:34","end":"14:12","startHours":12.572926838934855,"endHours":14.195880935675412,"quality":"inauspicious"},{"name":"Śubha","start":"14:12","end":"15:49","startHours":14.195880935675412,"endHours":15.818835032415965,"quality":"auspicious"},{"name":"Roga","start":"15:49","end":"17:27","startHours":15.818835032415965,"endHours":17.441789129156522,"quality":"inauspicious"},{"name":"Udveg","start":"17:27","end":"19:04","startHours":17.441789129156522,"endHours":19.06474322589708,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:04","end":"20:27","startHours":19.06474322589708,"endHours":20.441789129156522,"quality":"auspicious"},{"name":"Roga","start":"20:27","end":"21:49","startHours":20.441789129156522,"endHours":21.81883503241597,"quality":"inauspicious"},{"name":"Udveg","start":"21:49","end":"23:12","startHours":21.81883503241597,"endHours":23.19588093567541,"quality":"inauspicious"},{"name":"Chala","start":"23:12","end":"00:34","startHours":23.19588093567541,"endHours":24.572926838934855,"quality":"neutral"},{"name":"Labha","start":"00:34","end":"01:57","startHours":24.572926838934855,"endHours":25.949972742194298,"quality":"auspicious"},{"name":"Amṛta","start":"01:57","end":"03:20","startHours":25.949972742194298,"endHours":27.32701864545374,"quality":"auspicious"},{"name":"Kāla","start":"03:20","end":"04:42","startHours":27.32701864545374,"endHours":28.704064548713188,"quality":"inauspicious"},{"name":"Śubha","start":"04:42","end":"06:05","startHours":28.704064548713188,"endHours":30.08111045197263,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.08111045197263,"endHours":7.08111045197263,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.08111045197263,"endHours":8.08111045197263,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.08111045197263,"endHours":9.08111045197263,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.08111045197263,"endHours":10.08111045197263,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.08111045197263,"endHours":11.08111045197263,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.08111045197263,"endHours":12.08111045197263,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.08111045197263,"endHours":13.08111045197263,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.08111045197263,"endHours":14.08111045197263,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.08111045197263,"endHours":15.08111045197263,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.08111045197263,"endHours":16.08111045197263,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.08111045197263,"endHours":17.08111045197263,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.08111045197263,"endHours":18.08111045197263,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.08111045197263,"endHours":19.08111045197263,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.08111045197263,"endHours":20.08111045197263,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.08111045197263,"endHours":21.08111045197263,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.08111045197263,"endHours":22.08111045197263,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.08111045197263,"endHours":23.08111045197263,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.08111045197263,"endHours":24.08111045197263,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.08111045197263,"endHours":25.08111045197263,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.08111045197263,"endHours":26.08111045197263,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.08111045197263,"endHours":27.08111045197263,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.08111045197263,"endHours":28.08111045197263,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.08111045197263,"endHours":29.08111045197263,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.08111045197263,"endHours":30.08111045197263,"planetary_lord":"Jupiter"}],"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":17.845560752220976,"eotMinutes":3.71198966390865,"ayanamsa":23.8161}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Pañcamī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"festivals":[{"id":"shankara-jayanti","name":"Ādi Śaṅkarācārya Jayantī","name_sanskrit":"आदि शङ्कराचार्य जयन्ती","tradition":"Smarta","associated_deity":"Ādi Śaṅkarācārya","significance":"Birth of Ādi Śaṅkara at Kāladī, Kerala; Advaita-pratiṣṭhāpaka.","vrata":false,"detection":{"tithi_number":5,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":3}],"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":"thane"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 11, 1997 CE · Thane, Maharashtra · Vidhyamitra","description":"May 11, 1997 CE for Thane, Maharashtra: Śukla Pañcamī, sūryodaya 06:05, sūryāsta 19:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1997-05-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1997-05-11","sa":"https://sa.vidhyamitra.com/city/thane/1997-05-11","hi":"https://hi.vidhyamitra.com/city/thane/1997-05-11","x-default":"https://vidhyamitra.com/city/thane/1997-05-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T06:44:54.309Z","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":"2026-05-31T06:44:54.309Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T06:44:54.309Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}