{"id":"vidhyamitra:city-day:vrindavan:2006-07-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2006-07-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2006-07-31","date_display":"July 31, 2006 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":2006,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453947.770833,"kali_year":5108,"ahargana":1865482.2708,"sun":{"sidereal_longitude":103.2307,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":171.3293,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":68.0986,"elapsed_within_tithi_degrees":8.0986},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.3293,"elapsed_within_degrees":11.3293},"yoga":{"number":21,"name":"Siddha","sum_longitude":274.56},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2006,"month":7,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2453947.770833,"ahargana":1865482.2708,"kali_year":5108,"ayanamsa_lahiri":23.9449,"grahas":{"sun":{"sidereal_longitude":103.77600699999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"moon":{"sidereal_longitude":168.08320700000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false,"latitude":-1.0539},"mars":{"sidereal_longitude":131.121807,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":87.106607,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":196.63230699999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":80.39720699999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":109.78540700000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":337.772,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":157.772,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"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":2006,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2453947.770833,"kali_year":5108,"ahargana":1865482.2708,"sun":{"sidereal_longitude":103.2307,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":171.3293,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":68.0986,"elapsed_within_tithi_degrees":8.0986},"nakshatra":{"number":13,"name":"Hasta","pada":4,"moon_longitude":171.3293,"elapsed_within_degrees":11.3293},"yoga":{"number":21,"name":"Siddha","sum_longitude":274.56},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.054,"elongation":68.099},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.054,"opposition_distance":111.901}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:42","sunsetLocal":"19:09","solarNoonLocal":"12:25","dayLengthHours":13.462626661930322,"dayLengthDisplay":"13 Hours 27 Mins 45 Secs","nightLengthDisplay":"10 Hours 32 Mins 15 Secs","moonriseLocal":"10:50","moonsetLocal":"22:35","rahuKala":{"name":"Rāhu Kāla","start":"07:23","end":"09:03","startHours":7.375417910315308,"endHours":9.058246243056598,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:44","end":"12:25","startHours":10.741074575797889,"endHours":12.42390290853918,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:06","end":"15:47","startHours":14.106731241280471,"endHours":15.789559574021759,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:17","startHours":8.833869132024427,"endHours":9.28262335408877,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:37","startHours":6.253532355154448,"endHours":6.612535732805923,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:52","startHours":11.975148686474835,"endHours":12.872657130603525,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:54","end":"04:48","startHours":3.8975726893166414,"endHours":4.79508113344533,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:34","end":"05:42","startHours":4.570704022413158,"endHours":5.692589577574018,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:40","end":"15:34","startHours":14.6676740188609,"endHours":15.565182462989588,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:57","end":"19:21","startHours":18.95521623950434,"endHours":19.35521623950434,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:09","end":"19:43","startHours":19.15521623950434,"endHours":19.71615901708477,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:54","end":"20:39","startHours":18.90521623950434,"endHours":20.65521623950434,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:52","startHours":23.975148686474835,"endHours":24.872657130603525,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:42","end":"07:23","startHours":5.692589577574018,"endHours":7.375417910315308,"quality":"auspicious"},{"name":"Kāla","start":"07:23","end":"09:03","startHours":7.375417910315308,"endHours":9.058246243056598,"quality":"inauspicious"},{"name":"Śubha","start":"09:03","end":"10:44","startHours":9.058246243056598,"endHours":10.741074575797889,"quality":"auspicious"},{"name":"Roga","start":"10:44","end":"12:25","startHours":10.741074575797889,"endHours":12.42390290853918,"quality":"inauspicious"},{"name":"Udveg","start":"12:25","end":"14:06","startHours":12.42390290853918,"endHours":14.106731241280471,"quality":"inauspicious"},{"name":"Chala","start":"14:06","end":"15:47","startHours":14.106731241280471,"endHours":15.789559574021759,"quality":"neutral"},{"name":"Labha","start":"15:47","end":"17:28","startHours":15.789559574021759,"endHours":17.47238790676305,"quality":"auspicious"},{"name":"Amṛta","start":"17:28","end":"19:09","startHours":17.47238790676305,"endHours":19.15521623950434,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:09","end":"20:28","startHours":19.15521623950434,"endHours":20.47238790676305,"quality":"neutral"},{"name":"Labha","start":"20:28","end":"21:47","startHours":20.47238790676305,"endHours":21.78955957402176,"quality":"auspicious"},{"name":"Amṛta","start":"21:47","end":"23:06","startHours":21.78955957402176,"endHours":23.10673124128047,"quality":"auspicious"},{"name":"Kāla","start":"23:06","end":"00:25","startHours":23.10673124128047,"endHours":24.42390290853918,"quality":"inauspicious"},{"name":"Śubha","start":"00:25","end":"01:44","startHours":24.42390290853918,"endHours":25.74107457579789,"quality":"auspicious"},{"name":"Roga","start":"01:44","end":"03:03","startHours":25.74107457579789,"endHours":27.0582462430566,"quality":"inauspicious"},{"name":"Udveg","start":"03:03","end":"04:23","startHours":27.0582462430566,"endHours":28.37541791031531,"quality":"inauspicious"},{"name":"Chala","start":"04:23","end":"05:42","startHours":28.37541791031531,"endHours":29.69258957757402,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:42","end":"06:42","startHours":5.692589577574018,"endHours":6.692589577574018,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:42","end":"07:42","startHours":6.692589577574018,"endHours":7.692589577574018,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:42","end":"08:42","startHours":7.692589577574018,"endHours":8.692589577574019,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:42","end":"09:42","startHours":8.692589577574019,"endHours":9.692589577574019,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:42","end":"10:42","startHours":9.692589577574019,"endHours":10.692589577574019,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:42","end":"11:42","startHours":10.692589577574019,"endHours":11.692589577574019,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:42","end":"12:42","startHours":11.692589577574019,"endHours":12.692589577574019,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:42","end":"13:42","startHours":12.692589577574019,"endHours":13.692589577574019,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:42","end":"14:42","startHours":13.692589577574019,"endHours":14.692589577574019,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:42","end":"15:42","startHours":14.692589577574019,"endHours":15.692589577574019,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:42","end":"16:42","startHours":15.692589577574019,"endHours":16.69258957757402,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:42","end":"17:42","startHours":16.69258957757402,"endHours":17.69258957757402,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:42","end":"18:42","startHours":17.69258957757402,"endHours":18.69258957757402,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:42","end":"19:42","startHours":18.69258957757402,"endHours":19.69258957757402,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:42","end":"20:42","startHours":19.69258957757402,"endHours":20.69258957757402,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:42","end":"21:42","startHours":20.69258957757402,"endHours":21.69258957757402,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:42","end":"22:42","startHours":21.69258957757402,"endHours":22.69258957757402,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:42","end":"23:42","startHours":22.69258957757402,"endHours":23.69258957757402,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:42","end":"00:42","startHours":23.69258957757402,"endHours":24.69258957757402,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:42","end":"01:42","startHours":24.69258957757402,"endHours":25.69258957757402,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:42","end":"02:42","startHours":25.69258957757402,"endHours":26.69258957757402,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:42","end":"03:42","startHours":26.69258957757402,"endHours":27.69258957757402,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:42","end":"04:42","startHours":27.69258957757402,"endHours":28.69258957757402,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:42","end":"05:42","startHours":28.69258957757402,"endHours":29.69258957757402,"planetary_lord":"Venus"}],"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","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.33706084108798,"eotMinutes":-6.071374512350812,"ayanamsa":23.9449}},"calendars":{"vikram_samvat":2063,"vikram_samvatsara":"Vikāri","saka_samvat":1928,"saka_samvatsara":"Vyaya","bengali_samvat":1413,"malayalam_era":1182,"nanakshahi_year":537,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Ṣaṣṭhī · Vikram 2063 Vikāri · Śaka 1928 Vyaya"},"festivals":[{"id":"kalki-jayanti","name":"Kalki Jayantī","name_sanskrit":"कल्कि जयन्ती","tradition":"Vaishnava","associated_deity":"Kalki (10th daśāvatāra of Krishna)","deity_avatara_index":22,"significance":"Future Kalki avatāra — to manifest at end of Kali Yuga; observed Śrāvaṇa Śukla 6.","vrata":false,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":4,"sources":["Bhāgavata 12.2.18-20","Kalki Purāṇa"]}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga July 31, 2006 CE · Vṛndāvana · Vidhyamitra","description":"July 31, 2006 CE for Vṛndāvana: Śukla Ṣaṣṭhī, sūryodaya 05:42, sūryāsta 19:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2006-07-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2006-07-31","sa":"https://sa.vidhyamitra.com/city/vrindavan/2006-07-31","hi":"https://hi.vidhyamitra.com/city/vrindavan/2006-07-31","x-default":"https://vidhyamitra.com/city/vrindavan/2006-07-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T12:15:06.755Z","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":"2026-05-31T12:15:06.755Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T12:15:06.755Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}