{"id":"vidhyamitra:city-day:thane:2098-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2098-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2098-02-01","date_display":"February 1, 2098 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":2098,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487370.770833,"kali_year":5199,"ahargana":1898905.2708,"sun":{"sidereal_longitude":287.2704,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":283.5828,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":356.3124,"elapsed_within_tithi_degrees":8.3124},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":283.5828,"elapsed_within_degrees":3.5828},"yoga":{"number":16,"name":"Siddhi","sum_longitude":210.8532},"karana":{"half_tithi_index":59,"name":"Nāga"},"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":2098,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2487370.770833,"ahargana":1898905.2708,"kali_year":5199,"ayanamsa_lahiri":25.2232,"grahas":{"sun":{"sidereal_longitude":287.487803,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":283.397603,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":-4.469},"mars":{"sidereal_longitude":356.194803,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":288.70450299999993,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":111.27360299999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":297.7365030000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":154.76520300000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":6.8606,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":186.8606,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":2098,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487370.770833,"kali_year":5199,"ahargana":1898905.2708,"sun":{"sidereal_longitude":287.2704,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":283.5828,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":356.3124,"elapsed_within_tithi_degrees":8.3124},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":283.5828,"elapsed_within_degrees":3.5828},"yoga":{"number":16,"name":"Siddhi","sum_longitude":210.8532},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.469,"elongation":3.688},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.469,"opposition_distance":176.312}},"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":"07:13","sunsetLocal":"18:31","solarNoonLocal":"12:52","dayLengthHours":11.308237515699766,"dayLengthDisplay":"11 Hours 18 Mins 30 Secs","nightLengthDisplay":"12 Hours 41 Mins 30 Secs","moonriseLocal":"06:59","moonsetLocal":"18:12","rahuKala":{"name":"Rāhu Kāla","start":"10:02","end":"11:27","startHours":10.035889756364984,"endHours":11.449419445827456,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:17","end":"15:41","startHours":14.276478824752397,"endHours":15.690008514214867,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:13","end":"08:37","startHours":7.2088303774400435,"endHours":8.622360066902514,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:51","end":"10:13","startHours":9.847419131103322,"endHours":10.224360381626648,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:41","end":"07:59","startHours":7.6800069405942,"endHours":7.981559941012861,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:29","end":"13:14","startHours":12.486007884766602,"endHours":13.239890385813252,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:42","end":"06:27","startHours":5.701065375346742,"endHours":6.454947876393392,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:16","end":"07:13","startHours":6.26647725113173,"endHours":7.2088303774400435,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:45","end":"15:30","startHours":14.747655387906555,"endHours":15.501537888953205,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.31706789313981,"endHours":18.71706789313981,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"18:59","startHours":18.51706789313981,"endHours":18.988244456293966,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.26706789313981,"endHours":20.01706789313981,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:29","end":"01:14","startHours":24.4860078847666,"endHours":25.239890385813254,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:13","end":"08:37","startHours":7.2088303774400435,"endHours":8.622360066902514,"quality":"inauspicious"},{"name":"Śubha","start":"08:37","end":"10:02","startHours":8.622360066902514,"endHours":10.035889756364984,"quality":"auspicious"},{"name":"Roga","start":"10:02","end":"11:27","startHours":10.035889756364984,"endHours":11.449419445827456,"quality":"inauspicious"},{"name":"Udveg","start":"11:27","end":"12:52","startHours":11.449419445827456,"endHours":12.862949135289927,"quality":"inauspicious"},{"name":"Chala","start":"12:52","end":"14:17","startHours":12.862949135289927,"endHours":14.276478824752397,"quality":"neutral"},{"name":"Labha","start":"14:17","end":"15:41","startHours":14.276478824752397,"endHours":15.690008514214867,"quality":"auspicious"},{"name":"Amṛta","start":"15:41","end":"17:06","startHours":15.690008514214867,"endHours":17.10353820367734,"quality":"auspicious"},{"name":"Kāla","start":"17:06","end":"18:31","startHours":17.10353820367734,"endHours":18.51706789313981,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:31","end":"20:06","startHours":18.51706789313981,"endHours":20.10353820367734,"quality":"auspicious"},{"name":"Amṛta","start":"20:06","end":"21:41","startHours":20.10353820367734,"endHours":21.690008514214867,"quality":"auspicious"},{"name":"Kāla","start":"21:41","end":"23:17","startHours":21.690008514214867,"endHours":23.2764788247524,"quality":"inauspicious"},{"name":"Śubha","start":"23:17","end":"00:52","startHours":23.2764788247524,"endHours":24.862949135289927,"quality":"auspicious"},{"name":"Roga","start":"00:52","end":"02:27","startHours":24.862949135289927,"endHours":26.449419445827456,"quality":"inauspicious"},{"name":"Udveg","start":"02:27","end":"04:02","startHours":26.449419445827456,"endHours":28.035889756364988,"quality":"inauspicious"},{"name":"Chala","start":"04:02","end":"05:37","startHours":28.035889756364988,"endHours":29.622360066902516,"quality":"neutral"},{"name":"Labha","start":"05:37","end":"07:13","startHours":29.622360066902516,"endHours":31.208830377440044,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:13","end":"08:13","startHours":7.2088303774400435,"endHours":8.208830377440044,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:13","end":"09:13","startHours":8.208830377440044,"endHours":9.208830377440044,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:13","end":"10:13","startHours":9.208830377440044,"endHours":10.208830377440044,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:13","end":"11:13","startHours":10.208830377440044,"endHours":11.208830377440044,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:13","end":"12:13","startHours":11.208830377440044,"endHours":12.208830377440044,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:13","end":"13:13","startHours":12.208830377440044,"endHours":13.208830377440044,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:13","end":"14:13","startHours":13.208830377440044,"endHours":14.208830377440044,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:13","end":"15:13","startHours":14.208830377440044,"endHours":15.208830377440044,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:13","end":"16:13","startHours":15.208830377440044,"endHours":16.208830377440044,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:13","end":"17:13","startHours":16.208830377440044,"endHours":17.208830377440044,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:13","end":"18:13","startHours":17.208830377440044,"endHours":18.208830377440044,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:13","end":"19:13","startHours":18.208830377440044,"endHours":19.208830377440044,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:13","end":"20:13","startHours":19.208830377440044,"endHours":20.208830377440044,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:13","end":"21:13","startHours":20.208830377440044,"endHours":21.208830377440044,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:13","end":"22:13","startHours":21.208830377440044,"endHours":22.208830377440044,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:13","end":"23:13","startHours":22.208830377440044,"endHours":23.208830377440044,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:13","end":"00:13","startHours":23.208830377440044,"endHours":24.208830377440044,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:13","end":"01:13","startHours":24.208830377440044,"endHours":25.208830377440044,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:13","end":"02:13","startHours":25.208830377440044,"endHours":26.208830377440044,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:13","end":"03:13","startHours":26.208830377440044,"endHours":27.208830377440044,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:13","end":"04:13","startHours":27.208830377440044,"endHours":28.208830377440044,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:13","end":"05:13","startHours":28.208830377440044,"endHours":29.208830377440044,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:13","end":"06:13","startHours":29.208830377440044,"endHours":30.208830377440044,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:13","end":"07:13","startHours":30.208830377440044,"endHours":31.208830377440044,"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":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-16.992563820489195,"eotMinutes":-13.689348117395623,"ayanamsa":25.2232}},"calendars":{"vikram_samvat":2155,"vikram_samvatsara":"Prajāpati","saka_samvat":2020,"saka_samvatsara":"Kālayukta","bengali_samvat":1505,"malayalam_era":1274,"nanakshahi_year":629,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","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":"Māgha Kṛṣṇa Amāvasyā · Vikram 2155 Prajāpati · Śaka 2020 Kālayukta"},"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":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","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 1, 2098 CE · Thane, Maharashtra · Vidhyamitra","description":"February 1, 2098 CE for Thane, Maharashtra: Kṛṣṇa Amāvasyā, sūryodaya 07:13, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2098-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2098-02-01","sa":"https://sa.vidhyamitra.com/city/thane/2098-02-01","hi":"https://hi.vidhyamitra.com/city/thane/2098-02-01","x-default":"https://vidhyamitra.com/city/thane/2098-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:16:25.791Z","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":"2026-05-31T12:16:25.791Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:16:25.791Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}