{"id":"vidhyamitra:city-day:rishikesh:1963-10-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1963-10-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1963-10-23","date_display":"October 23, 1963 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":1963,"month":10,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438325.770833,"kali_year":5065,"ahargana":1849860.2708,"sun":{"sidereal_longitude":184.9388,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":249.0021,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":64.0634,"elapsed_within_tithi_degrees":4.0634},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.0021,"elapsed_within_degrees":9.0021},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.9409},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1963,"month":10,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438325.770833,"ahargana":1849860.2708,"kali_year":5065,"ayanamsa_lahiri":23.3474,"grahas":{"sun":{"sidereal_longitude":185.567682,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":245.57948199999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false,"latitude":1.2768},"mars":{"sidereal_longitude":215.24738200000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":177.319482,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":349.848082,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":200.330382,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":293.801782,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":85.5007,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":265.5007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1963,"month":10,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438325.770833,"kali_year":5065,"ahargana":1849860.2708,"sun":{"sidereal_longitude":184.9388,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":249.0021,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":64.0634,"elapsed_within_tithi_degrees":4.0634},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.0021,"elapsed_within_degrees":9.0021},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":73.9409},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.277,"elongation":64.063},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.277,"opposition_distance":115.937}},"eclipse_window_40days":[]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"06:23","sunsetLocal":"17:39","solarNoonLocal":"12:01","dayLengthHours":11.262285831481258,"dayLengthDisplay":"11 Hours 15 Mins 44 Secs","nightLengthDisplay":"12 Hours 44 Mins 16 Secs","moonriseLocal":"10:56","moonsetLocal":"21:06","rahuKala":{"name":"Rāhu Kāla","start":"12:01","end":"13:25","startHours":12.014536084915107,"endHours":13.422321813850264,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:47","end":"09:12","startHours":7.791178898109636,"endHours":9.198964627044793,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:36","end":"12:01","startHours":10.606750355979951,"endHours":12.014536084915107,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:01","end":"09:23","startHours":9.011259863186773,"endHours":9.386669390902814,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:09","startHours":6.852655078819531,"endHours":7.152982700992364,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:23","startHours":11.639126557199065,"endHours":12.38994561263115,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:53","end":"05:38","startHours":4.881755058310311,"endHours":5.632574113742395,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:27","end":"06:23","startHours":5.444869349884374,"endHours":6.383393169174479,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:53","end":"14:39","startHours":13.891583723495316,"endHours":14.6424027789274,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:27","end":"17:51","startHours":17.445679000655737,"endHours":17.845679000655736,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:39","end":"18:07","startHours":17.645679000655736,"endHours":18.11494091030079,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:24","end":"19:09","startHours":17.395679000655736,"endHours":19.145679000655736,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:23","startHours":23.639126557199067,"endHours":24.38994561263115,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:23","end":"07:47","startHours":6.383393169174479,"endHours":7.791178898109636,"quality":"auspicious"},{"name":"Amṛta","start":"07:47","end":"09:12","startHours":7.791178898109636,"endHours":9.198964627044793,"quality":"auspicious"},{"name":"Kāla","start":"09:12","end":"10:36","startHours":9.198964627044793,"endHours":10.606750355979951,"quality":"inauspicious"},{"name":"Śubha","start":"10:36","end":"12:01","startHours":10.606750355979951,"endHours":12.014536084915107,"quality":"auspicious"},{"name":"Roga","start":"12:01","end":"13:25","startHours":12.014536084915107,"endHours":13.422321813850264,"quality":"inauspicious"},{"name":"Udveg","start":"13:25","end":"14:50","startHours":13.422321813850264,"endHours":14.830107542785422,"quality":"inauspicious"},{"name":"Chala","start":"14:50","end":"16:14","startHours":14.830107542785422,"endHours":16.23789327172058,"quality":"neutral"},{"name":"Labha","start":"16:14","end":"17:39","startHours":16.23789327172058,"endHours":17.645679000655736,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:39","end":"19:14","startHours":17.645679000655736,"endHours":19.23789327172058,"quality":"inauspicious"},{"name":"Chala","start":"19:14","end":"20:50","startHours":19.23789327172058,"endHours":20.83010754278542,"quality":"neutral"},{"name":"Labha","start":"20:50","end":"22:25","startHours":20.83010754278542,"endHours":22.422321813850264,"quality":"auspicious"},{"name":"Amṛta","start":"22:25","end":"00:01","startHours":22.422321813850264,"endHours":24.014536084915107,"quality":"auspicious"},{"name":"Kāla","start":"00:01","end":"01:36","startHours":24.014536084915107,"endHours":25.60675035597995,"quality":"inauspicious"},{"name":"Śubha","start":"01:36","end":"03:12","startHours":25.60675035597995,"endHours":27.198964627044795,"quality":"auspicious"},{"name":"Roga","start":"03:12","end":"04:47","startHours":27.198964627044795,"endHours":28.791178898109635,"quality":"inauspicious"},{"name":"Udveg","start":"04:47","end":"06:23","startHours":28.791178898109635,"endHours":30.38339316917448,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:23","end":"07:23","startHours":6.383393169174479,"endHours":7.383393169174479,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:23","end":"08:23","startHours":7.383393169174479,"endHours":8.383393169174479,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:23","end":"09:23","startHours":8.383393169174479,"endHours":9.383393169174479,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:23","end":"10:23","startHours":9.383393169174479,"endHours":10.383393169174479,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:23","end":"11:23","startHours":10.383393169174479,"endHours":11.383393169174479,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:23","end":"12:23","startHours":11.383393169174479,"endHours":12.383393169174479,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:23","end":"13:23","startHours":12.383393169174479,"endHours":13.383393169174479,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:23","end":"14:23","startHours":13.383393169174479,"endHours":14.383393169174479,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:23","end":"15:23","startHours":14.383393169174479,"endHours":15.383393169174479,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:23","end":"16:23","startHours":15.383393169174479,"endHours":16.38339316917448,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:23","end":"17:23","startHours":16.38339316917448,"endHours":17.38339316917448,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:23","end":"18:23","startHours":17.38339316917448,"endHours":18.38339316917448,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:23","end":"19:23","startHours":18.38339316917448,"endHours":19.38339316917448,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:23","end":"20:23","startHours":19.38339316917448,"endHours":20.38339316917448,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:23","end":"21:23","startHours":20.38339316917448,"endHours":21.38339316917448,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:23","end":"22:23","startHours":21.38339316917448,"endHours":22.38339316917448,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:23","end":"23:23","startHours":22.38339316917448,"endHours":23.38339316917448,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:23","end":"00:23","startHours":23.38339316917448,"endHours":24.38339316917448,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:23","end":"01:23","startHours":24.38339316917448,"endHours":25.38339316917448,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:23","end":"02:23","startHours":25.38339316917448,"endHours":26.38339316917448,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:23","end":"03:23","startHours":26.38339316917448,"endHours":27.38339316917448,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:23","end":"04:23","startHours":27.38339316917448,"endHours":28.38339316917448,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:23","end":"05:23","startHours":28.38339316917448,"endHours":29.38339316917448,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:23","end":"06:23","startHours":29.38339316917448,"endHours":30.38339316917448,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"drikRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-11.087550505108805,"eotMinutes":16.057434905093558,"ayanamsa":23.3474}},"calendars":{"vikram_samvat":2020,"vikram_samvatsara":"Nala","saka_samvat":1885,"saka_samvatsara":"Śobhana","bengali_samvat":1370,"malayalam_era":1139,"nanakshahi_year":494,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Ṣaṣṭhī · Vikram 2020 Nala · Śaka 1885 Śobhana"},"festivals":[{"id":"chhath-puja","name":"Chhaṭh Pūjā","name_sanskrit":"छठ पूजा","tradition":"Regional","associated_deity":"Sūrya + Chhaṭhī Mātā","significance":"Bihar/UP festival worshiping Sūrya. 6th day of Kārtika Śukla.","vrata":true,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Kārtika"},"precedence":2},{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi":"Tulā"},"precedence":5}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 23, 1963 CE · Ṛṣikeśa · Vidhyamitra","description":"October 23, 1963 CE for Ṛṣikeśa: Śukla Ṣaṣṭhī, sūryodaya 06:23, sūryāsta 17:39.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1963-10-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1963-10-23","sa":"https://sa.vidhyamitra.com/city/rishikesh/1963-10-23","hi":"https://hi.vidhyamitra.com/city/rishikesh/1963-10-23","x-default":"https://vidhyamitra.com/city/rishikesh/1963-10-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T13:06:15.358Z","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":"2026-05-20T13:06:15.358Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T13:06:15.358Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}