{"id":"vidhyamitra:city-day:thane:1964-02-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1964-02-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1964-02-06","date_display":"February 6, 1964 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":1964,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438431.770833,"kali_year":5065,"ahargana":1849966.2708,"sun":{"sidereal_longitude":293.0626,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":207.8802,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":274.8176,"elapsed_within_tithi_degrees":10.8176},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":207.8802,"elapsed_within_degrees":7.8802},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":140.9428},"karana":{"half_tithi_index":45,"name":"Kaulava"},"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":1964,"month":2,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438431.770833,"ahargana":1849966.2708,"kali_year":5065,"ayanamsa_lahiri":23.3515,"grahas":{"sun":{"sidereal_longitude":292.9312319999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":208.54563200000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false,"latitude":3.5449},"mars":{"sidereal_longitude":295.850332,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":270.475332,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":353.013432,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":331.350332,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":301.797232,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":79.8843,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":259.8843,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1964,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438431.770833,"kali_year":5065,"ahargana":1849966.2708,"sun":{"sidereal_longitude":293.0626,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":207.8802,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":274.8176,"elapsed_within_tithi_degrees":10.8176},"nakshatra":{"number":16,"name":"Viśākhā","pada":3,"moon_longitude":207.8802,"elapsed_within_degrees":7.8802},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":140.9428},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.545,"elongation":85.182},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.545,"opposition_distance":94.818}},"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":"07:12","sunsetLocal":"18:33","solarNoonLocal":"12:52","dayLengthHours":11.360249902503602,"dayLengthDisplay":"11 Hours 21 Mins 37 Secs","nightLengthDisplay":"12 Hours 38 Mins 23 Secs","moonriseLocal":"01:39","moonsetLocal":"12:51","rahuKala":{"name":"Rāhu Kāla","start":"14:18","end":"15:43","startHours":14.293080123104238,"endHours":15.713111360917187,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:12","end":"08:37","startHours":7.192923934039486,"endHours":8.612955171852436,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:02","end":"11:27","startHours":10.032986409665387,"endHours":11.453017647478337,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:51","end":"10:13","startHours":9.843648911290327,"endHours":10.222323908040448,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:58","startHours":7.666267679977136,"endHours":7.9692076773772325,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:30","end":"13:15","startHours":12.494373888541165,"endHours":13.251723882041407,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:41","end":"06:26","startHours":5.678223947039006,"endHours":6.435573940539246,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:15","end":"07:12","startHours":6.246236442164186,"endHours":7.192923934039486,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:46","end":"15:31","startHours":14.766423869041887,"endHours":15.523773862542127,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:21","end":"18:45","startHours":18.35317383654309,"endHours":18.753173836543088,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:33","end":"19:02","startHours":18.55317383654309,"endHours":19.02651758248074,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:18","end":"20:03","startHours":18.30317383654309,"endHours":20.05317383654309,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:30","end":"01:15","startHours":24.494373888541165,"endHours":25.251723882041407,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:12","end":"08:37","startHours":7.192923934039486,"endHours":8.612955171852436,"quality":"auspicious"},{"name":"Roga","start":"08:37","end":"10:02","startHours":8.612955171852436,"endHours":10.032986409665387,"quality":"inauspicious"},{"name":"Udveg","start":"10:02","end":"11:27","startHours":10.032986409665387,"endHours":11.453017647478337,"quality":"inauspicious"},{"name":"Chala","start":"11:27","end":"12:52","startHours":11.453017647478337,"endHours":12.873048885291286,"quality":"neutral"},{"name":"Labha","start":"12:52","end":"14:18","startHours":12.873048885291286,"endHours":14.293080123104238,"quality":"auspicious"},{"name":"Amṛta","start":"14:18","end":"15:43","startHours":14.293080123104238,"endHours":15.713111360917187,"quality":"auspicious"},{"name":"Kāla","start":"15:43","end":"17:08","startHours":15.713111360917187,"endHours":17.13314259873014,"quality":"inauspicious"},{"name":"Śubha","start":"17:08","end":"18:33","startHours":17.13314259873014,"endHours":18.55317383654309,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:33","end":"20:08","startHours":18.55317383654309,"endHours":20.13314259873014,"quality":"auspicious"},{"name":"Kāla","start":"20:08","end":"21:43","startHours":20.13314259873014,"endHours":21.71311136091719,"quality":"inauspicious"},{"name":"Śubha","start":"21:43","end":"23:18","startHours":21.71311136091719,"endHours":23.29308012310424,"quality":"auspicious"},{"name":"Roga","start":"23:18","end":"00:52","startHours":23.29308012310424,"endHours":24.873048885291286,"quality":"inauspicious"},{"name":"Udveg","start":"00:52","end":"02:27","startHours":24.873048885291286,"endHours":26.453017647478337,"quality":"inauspicious"},{"name":"Chala","start":"02:27","end":"04:02","startHours":26.453017647478337,"endHours":28.032986409665387,"quality":"neutral"},{"name":"Labha","start":"04:02","end":"05:37","startHours":28.032986409665387,"endHours":29.612955171852434,"quality":"auspicious"},{"name":"Amṛta","start":"05:37","end":"07:12","startHours":29.612955171852434,"endHours":31.192923934039484,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:12","end":"08:12","startHours":7.192923934039486,"endHours":8.192923934039486,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:12","end":"09:12","startHours":8.192923934039486,"endHours":9.192923934039486,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:12","end":"10:12","startHours":9.192923934039486,"endHours":10.192923934039486,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:12","end":"11:12","startHours":10.192923934039486,"endHours":11.192923934039486,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:12","end":"12:12","startHours":11.192923934039486,"endHours":12.192923934039486,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:12","end":"13:12","startHours":12.192923934039486,"endHours":13.192923934039486,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:12","end":"14:12","startHours":13.192923934039486,"endHours":14.192923934039486,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:12","end":"15:12","startHours":14.192923934039486,"endHours":15.192923934039486,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:12","end":"16:12","startHours":15.192923934039486,"endHours":16.192923934039484,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:12","end":"17:12","startHours":16.192923934039484,"endHours":17.192923934039484,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:12","end":"18:12","startHours":17.192923934039484,"endHours":18.192923934039484,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:12","end":"19:12","startHours":18.192923934039484,"endHours":19.192923934039484,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:12","end":"20:12","startHours":19.192923934039484,"endHours":20.192923934039484,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:12","end":"21:12","startHours":20.192923934039484,"endHours":21.192923934039484,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:12","end":"22:12","startHours":21.192923934039484,"endHours":22.192923934039484,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:12","end":"23:12","startHours":22.192923934039484,"endHours":23.192923934039484,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:12","end":"00:12","startHours":23.192923934039484,"endHours":24.192923934039484,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:12","end":"01:12","startHours":24.192923934039484,"endHours":25.192923934039484,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:12","end":"02:12","startHours":25.192923934039484,"endHours":26.192923934039484,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:12","end":"03:12","startHours":26.192923934039484,"endHours":27.192923934039484,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:12","end":"04:12","startHours":27.192923934039484,"endHours":28.192923934039484,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:12","end":"05:12","startHours":28.192923934039484,"endHours":29.192923934039484,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:12","end":"06:12","startHours":29.192923934039484,"endHours":30.192923934039484,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:12","end":"07:12","startHours":30.192923934039484,"endHours":31.192923934039484,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.954446611660977,"eotMinutes":-14.295333117477217,"ayanamsa":23.3515}},"calendars":{"vikram_samvat":2021,"vikram_samvatsara":"Piṅgala","saka_samvat":1886,"saka_samvatsara":"Krodhi","bengali_samvat":1371,"malayalam_era":1140,"nanakshahi_year":495,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Aṣṭamī · Vikram 2021 Piṅgala · Śaka 1886 Krodhi"},"festivals":[{"id":"sitashtami","name":"Sītāṣṭamī","name_sanskrit":"सीताष्टमी","tradition":"Vaishnava","associated_deity":"Sītā Devī","significance":"Birth-anniversary of Sītā per Phālguna-Kṛṣṇa-Aṣṭamī tradition.","vrata":true,"detection":{"tithi_number":23,"tithi_paksha":"Kṛṣṇa","lunar_month":"Phālguna"},"precedence":3}],"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"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 February 6, 1964 CE · Thane, Maharashtra · Vidhyamitra","description":"February 6, 1964 CE for Thane, Maharashtra: Kṛṣṇa Aṣṭamī, sūryodaya 07:12, sūryāsta 18:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1964-02-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1964-02-06","sa":"https://sa.vidhyamitra.com/city/thane/1964-02-06","hi":"https://hi.vidhyamitra.com/city/thane/1964-02-06","x-default":"https://vidhyamitra.com/city/thane/1964-02-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T05:42:09.840Z","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":"2026-06-02T05:42:09.840Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T05:42:09.840Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}