{"id":"vidhyamitra:city-day:dwarka:1697-01-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1697-01-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1697-01-31","date_display":"January 31, 1697 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":1697,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2340907.770833,"kali_year":4798,"ahargana":1752442.2708,"sun":{"sidereal_longitude":293.1523,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":40.2159,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":107.0636,"elapsed_within_tithi_degrees":11.0636},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":40.2159,"elapsed_within_degrees":0.2159},"yoga":{"number":26,"name":"Indra","sum_longitude":333.3682},"karana":{"half_tithi_index":17,"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":1697,"month":1,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2340907.770833,"ahargana":1752442.2708,"kali_year":4798,"ayanamsa_lahiri":19.6215,"grahas":{"sun":{"sidereal_longitude":292.4037659999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":41.236965999999995,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false,"latitude":-1.0144},"mars":{"sidereal_longitude":309.59156600000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":303.85246600000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":190.75176599999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":332.62276599999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":285.023466,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":207.1751,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":27.1751,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","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":1697,"month":1,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2340907.770833,"kali_year":4798,"ahargana":1752442.2708,"sun":{"sidereal_longitude":293.1523,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":40.2159,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":107.0636,"elapsed_within_tithi_degrees":11.0636},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1,"moon_longitude":40.2159,"elapsed_within_degrees":0.2159},"yoga":{"number":26,"name":"Indra","sum_longitude":333.3682},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.014,"elongation":107.064},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.014,"opposition_distance":72.936}},"eclipse_window_40days":[]},"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"sunriseLocal":"07:33","sunsetLocal":"18:42","solarNoonLocal":"13:08","dayLengthHours":11.157845939795816,"dayLengthDisplay":"11 Hours 09 Mins 28 Secs","nightLengthDisplay":"12 Hours 50 Mins 32 Secs","moonriseLocal":"13:45","moonsetLocal":"03:01","rahuKala":{"name":"Rāhu Kāla","start":"14:31","end":"15:55","startHours":14.522317218171846,"endHours":15.917047960646322,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:33","end":"08:57","startHours":7.5486635057994595,"endHours":8.943394248273936,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:20","end":"11:44","startHours":10.338124990748414,"endHours":11.732855733222891,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:09","end":"10:31","startHours":10.152160891751816,"endHours":10.524089089745011,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:01","end":"08:19","startHours":8.013573753290952,"endHours":8.311116311685508,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:45","end":"13:30","startHours":12.755658277704175,"endHours":13.499514673690562,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:04","end":"06:48","startHours":6.060950713826684,"endHours":6.804807109813072,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:37","end":"07:33","startHours":6.618843010816475,"endHours":7.5486635057994595,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:59","end":"15:44","startHours":14.987227465663338,"endHours":15.731083861649726,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:30","end":"18:54","startHours":18.506509445595277,"endHours":18.906509445595276,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:42","end":"19:10","startHours":18.706509445595277,"endHours":19.17141969308677,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:27","end":"20:12","startHours":18.456509445595277,"endHours":20.206509445595277,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:45","end":"01:30","startHours":24.75565827770418,"endHours":25.499514673690562,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:33","end":"08:57","startHours":7.5486635057994595,"endHours":8.943394248273936,"quality":"auspicious"},{"name":"Roga","start":"08:57","end":"10:20","startHours":8.943394248273936,"endHours":10.338124990748414,"quality":"inauspicious"},{"name":"Udveg","start":"10:20","end":"11:44","startHours":10.338124990748414,"endHours":11.732855733222891,"quality":"inauspicious"},{"name":"Chala","start":"11:44","end":"13:08","startHours":11.732855733222891,"endHours":13.127586475697367,"quality":"neutral"},{"name":"Labha","start":"13:08","end":"14:31","startHours":13.127586475697367,"endHours":14.522317218171846,"quality":"auspicious"},{"name":"Amṛta","start":"14:31","end":"15:55","startHours":14.522317218171846,"endHours":15.917047960646322,"quality":"auspicious"},{"name":"Kāla","start":"15:55","end":"17:19","startHours":15.917047960646322,"endHours":17.311778703120797,"quality":"inauspicious"},{"name":"Śubha","start":"17:19","end":"18:42","startHours":17.311778703120797,"endHours":18.706509445595277,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:42","end":"20:19","startHours":18.706509445595277,"endHours":20.3117787031208,"quality":"auspicious"},{"name":"Kāla","start":"20:19","end":"21:55","startHours":20.3117787031208,"endHours":21.91704796064632,"quality":"inauspicious"},{"name":"Śubha","start":"21:55","end":"23:31","startHours":21.91704796064632,"endHours":23.522317218171846,"quality":"auspicious"},{"name":"Roga","start":"23:31","end":"01:08","startHours":23.522317218171846,"endHours":25.12758647569737,"quality":"inauspicious"},{"name":"Udveg","start":"01:08","end":"02:44","startHours":25.12758647569737,"endHours":26.73285573322289,"quality":"inauspicious"},{"name":"Chala","start":"02:44","end":"04:20","startHours":26.73285573322289,"endHours":28.338124990748415,"quality":"neutral"},{"name":"Labha","start":"04:20","end":"05:57","startHours":28.338124990748415,"endHours":29.94339424827394,"quality":"auspicious"},{"name":"Amṛta","start":"05:57","end":"07:33","startHours":29.94339424827394,"endHours":31.54866350579946,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:33","end":"08:33","startHours":7.5486635057994595,"endHours":8.54866350579946,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:33","end":"09:33","startHours":8.54866350579946,"endHours":9.54866350579946,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:33","end":"10:33","startHours":9.54866350579946,"endHours":10.54866350579946,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:33","end":"11:33","startHours":10.54866350579946,"endHours":11.54866350579946,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:33","end":"12:33","startHours":11.54866350579946,"endHours":12.54866350579946,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:33","end":"13:33","startHours":12.54866350579946,"endHours":13.54866350579946,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:33","end":"14:33","startHours":13.54866350579946,"endHours":14.54866350579946,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:33","end":"15:33","startHours":14.54866350579946,"endHours":15.54866350579946,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:33","end":"16:33","startHours":15.54866350579946,"endHours":16.54866350579946,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:33","end":"17:33","startHours":16.54866350579946,"endHours":17.54866350579946,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:33","end":"18:33","startHours":17.54866350579946,"endHours":18.54866350579946,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:33","end":"19:33","startHours":18.54866350579946,"endHours":19.54866350579946,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:33","end":"20:33","startHours":19.54866350579946,"endHours":20.54866350579946,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:33","end":"21:33","startHours":20.54866350579946,"endHours":21.54866350579946,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:33","end":"22:33","startHours":21.54866350579946,"endHours":22.54866350579946,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:33","end":"23:33","startHours":22.54866350579946,"endHours":23.54866350579946,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:33","end":"00:33","startHours":23.54866350579946,"endHours":24.54866350579946,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:33","end":"01:33","startHours":24.54866350579946,"endHours":25.54866350579946,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:33","end":"02:33","startHours":25.54866350579946,"endHours":26.54866350579946,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:33","end":"03:33","startHours":26.54866350579946,"endHours":27.54866350579946,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:33","end":"04:33","startHours":27.54866350579946,"endHours":28.54866350579946,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:33","end":"05:33","startHours":28.54866350579946,"endHours":29.54866350579946,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:33","end":"06:33","startHours":29.54866350579946,"endHours":30.54866350579946,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:33","end":"07:33","startHours":30.54866350579946,"endHours":31.54866350579946,"planetary_lord":"Moon"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Śubha","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":-17.18484912222261,"eotMinutes":-13.52958854184206,"ayanamsa":19.6215}},"calendars":{"vikram_samvat":1754,"vikram_samvatsara":"Vikṛti","saka_samvat":1619,"saka_samvatsara":"Īśvara","bengali_samvat":1104,"malayalam_era":873,"nanakshahi_year":228,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","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":"Māgha Śukla Navamī · Vikram 1754 Vikṛti · Śaka 1619 Īśvara"},"festivals":[],"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 Rohiṇī","url":"/day/-3226-07-09","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":"dwarka"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 31, 1697 CE · Dvārakā · Vidhyamitra","description":"January 31, 1697 CE for Dvārakā: Śukla Navamī, sūryodaya 07:33, sūryāsta 18:42.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1697-01-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1697-01-31","sa":"https://sa.vidhyamitra.com/city/dwarka/1697-01-31","hi":"https://hi.vidhyamitra.com/city/dwarka/1697-01-31","x-default":"https://vidhyamitra.com/city/dwarka/1697-01-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T15:59:20.202Z","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":"2026-06-02T15:59:20.202Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T15:59:20.202Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}