{"id":"vidhyamitra:city-day:thane:2161-01-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2161-01-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2161-01-06","date_display":"January 6, 2161 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":2161,"month":1,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2510354.770833,"kali_year":5262,"ahargana":1921889.2708,"sun":{"sidereal_longitude":259.2606,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":5.6446,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":106.3839,"elapsed_within_tithi_degrees":10.3839},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":5.6446,"elapsed_within_degrees":5.6446},"yoga":{"number":20,"name":"Śiva","sum_longitude":264.9052},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2161,"month":1,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2510354.770833,"ahargana":1921889.2708,"kali_year":5262,"ayanamsa_lahiri":26.1023,"grahas":{"sun":{"sidereal_longitude":259.847845,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":3.8689449999999965,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":3.091},"mars":{"sidereal_longitude":207.18634499999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":266.7415450000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":218.15784499999995,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":297.90204500000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":202.31814499999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":229.0577,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":49.0577,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2161,"month":1,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2510354.770833,"kali_year":5262,"ahargana":1921889.2708,"sun":{"sidereal_longitude":259.2606,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":5.6446,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":106.3839,"elapsed_within_tithi_degrees":10.3839},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":5.6446,"elapsed_within_degrees":5.6446},"yoga":{"number":20,"name":"Śiva","sum_longitude":264.9052},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.091,"elongation":106.384},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.091,"opposition_distance":73.616}},"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":"18:15","solarNoonLocal":"12:44","dayLengthHours":11.02243659892051,"dayLengthDisplay":"11 Hours 01 Mins 21 Secs","nightLengthDisplay":"12 Hours 58 Mins 39 Secs","moonriseLocal":"13:21","moonsetLocal":"01:59","rahuKala":{"name":"Rāhu Kāla","start":"15:29","end":"16:52","startHours":15.488329501513025,"endHours":16.86613407637809,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:59","end":"11:21","startHours":9.97711120205277,"endHours":11.354915776917835,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:44","end":"14:07","startHours":12.732720351782898,"endHours":14.110524926647962,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:48","end":"10:10","startHours":9.793403925404094,"endHours":10.160818478701445,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:41","end":"07:58","startHours":7.68077024394433,"endHours":7.974701886582211,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:22","end":"13:06","startHours":12.365305798485545,"endHours":13.100134905080248,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:45","end":"06:29","startHours":5.751843839133241,"endHours":6.486672945727942,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:13","startHours":6.302965669079266,"endHours":7.221502052322642,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:18","startHours":14.569793118269649,"endHours":15.30462222486435,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:03","end":"18:27","startHours":18.043938651243153,"endHours":18.44393865124315,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:15","end":"18:42","startHours":18.243938651243152,"endHours":18.70320684286484,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:00","end":"19:45","startHours":17.993938651243152,"endHours":19.743938651243152,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:22","end":"01:06","startHours":24.365305798485544,"endHours":25.100134905080246,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:13","end":"08:36","startHours":7.221502052322642,"endHours":8.599306627187707,"quality":"inauspicious"},{"name":"Udveg","start":"08:36","end":"09:59","startHours":8.599306627187707,"endHours":9.97711120205277,"quality":"inauspicious"},{"name":"Chala","start":"09:59","end":"11:21","startHours":9.97711120205277,"endHours":11.354915776917835,"quality":"neutral"},{"name":"Labha","start":"11:21","end":"12:44","startHours":11.354915776917835,"endHours":12.732720351782898,"quality":"auspicious"},{"name":"Amṛta","start":"12:44","end":"14:07","startHours":12.732720351782898,"endHours":14.110524926647962,"quality":"auspicious"},{"name":"Kāla","start":"14:07","end":"15:29","startHours":14.110524926647962,"endHours":15.488329501513025,"quality":"inauspicious"},{"name":"Śubha","start":"15:29","end":"16:52","startHours":15.488329501513025,"endHours":16.86613407637809,"quality":"auspicious"},{"name":"Roga","start":"16:52","end":"18:15","startHours":16.86613407637809,"endHours":18.243938651243152,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:15","end":"19:52","startHours":18.243938651243152,"endHours":19.86613407637809,"quality":"inauspicious"},{"name":"Śubha","start":"19:52","end":"21:29","startHours":19.86613407637809,"endHours":21.488329501513025,"quality":"auspicious"},{"name":"Roga","start":"21:29","end":"23:07","startHours":21.488329501513025,"endHours":23.11052492664796,"quality":"inauspicious"},{"name":"Udveg","start":"23:07","end":"00:44","startHours":23.11052492664796,"endHours":24.732720351782895,"quality":"inauspicious"},{"name":"Chala","start":"00:44","end":"02:21","startHours":24.732720351782895,"endHours":26.354915776917835,"quality":"neutral"},{"name":"Labha","start":"02:21","end":"03:59","startHours":26.354915776917835,"endHours":27.977111202052768,"quality":"auspicious"},{"name":"Amṛta","start":"03:59","end":"05:36","startHours":27.977111202052768,"endHours":29.599306627187705,"quality":"auspicious"},{"name":"Kāla","start":"05:36","end":"07:13","startHours":29.599306627187705,"endHours":31.22150205232264,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:13","end":"08:13","startHours":7.221502052322642,"endHours":8.221502052322641,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:13","end":"09:13","startHours":8.221502052322641,"endHours":9.221502052322641,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:13","end":"10:13","startHours":9.221502052322641,"endHours":10.221502052322641,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:13","end":"11:13","startHours":10.221502052322641,"endHours":11.221502052322641,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:13","end":"12:13","startHours":11.221502052322641,"endHours":12.221502052322641,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:13","end":"13:13","startHours":12.221502052322641,"endHours":13.221502052322641,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:13","end":"14:13","startHours":13.221502052322641,"endHours":14.221502052322641,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:13","end":"15:13","startHours":14.221502052322641,"endHours":15.221502052322641,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:13","end":"16:13","startHours":15.221502052322641,"endHours":16.22150205232264,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:13","end":"17:13","startHours":16.22150205232264,"endHours":17.22150205232264,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:13","end":"18:13","startHours":17.22150205232264,"endHours":18.22150205232264,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:13","end":"19:13","startHours":18.22150205232264,"endHours":19.22150205232264,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:13","end":"20:13","startHours":19.22150205232264,"endHours":20.22150205232264,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:13","end":"21:13","startHours":20.22150205232264,"endHours":21.22150205232264,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:13","end":"22:13","startHours":21.22150205232264,"endHours":22.22150205232264,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:13","end":"23:13","startHours":22.22150205232264,"endHours":23.22150205232264,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:13","end":"00:13","startHours":23.22150205232264,"endHours":24.22150205232264,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:13","end":"01:13","startHours":24.22150205232264,"endHours":25.22150205232264,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:13","end":"02:13","startHours":25.22150205232264,"endHours":26.22150205232264,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:13","end":"03:13","startHours":26.22150205232264,"endHours":27.22150205232264,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:13","end":"04:13","startHours":27.22150205232264,"endHours":28.22150205232264,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:13","end":"05:13","startHours":28.22150205232264,"endHours":29.22150205232264,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:13","end":"06:13","startHours":29.22150205232264,"endHours":30.22150205232264,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:13","end":"07:13","startHours":30.22150205232264,"endHours":31.22150205232264,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.483677955198555,"eotMinutes":-5.875621106973772,"ayanamsa":26.1023}},"calendars":{"vikram_samvat":2218,"vikram_samvatsara":"Bhāva","saka_samvat":2083,"saka_samvatsara":"Durmati","bengali_samvat":1568,"malayalam_era":1337,"nanakshahi_year":692,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Navamī · Vikram 2218 Bhāva · Śaka 2083 Durmati"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","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 January 6, 2161 CE · Thane, Maharashtra · Vidhyamitra","description":"January 6, 2161 CE for Thane, Maharashtra: Śukla Navamī, sūryodaya 07:13, sūryāsta 18:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2161-01-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2161-01-06","sa":"https://sa.vidhyamitra.com/city/thane/2161-01-06","hi":"https://hi.vidhyamitra.com/city/thane/2161-01-06","x-default":"https://vidhyamitra.com/city/thane/2161-01-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T03:42:44.867Z","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":"2026-05-31T03:42:44.867Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T03:42:44.867Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}