{"id":"vidhyamitra:city-day:rishikesh:1965-12-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1965-12-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1965-12-30","date_display":"December 30, 1965 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":1965,"month":12,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439124.770833,"kali_year":5067,"ahargana":1850659.2708,"sun":{"sidereal_longitude":254.5904,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":336.4601,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":81.8696,"elapsed_within_tithi_degrees":9.8696},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1,"moon_longitude":336.4601,"elapsed_within_degrees":3.1267},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.0505},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"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":1965,"month":12,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2439124.770833,"ahargana":1850659.2708,"kali_year":5067,"ayanamsa_lahiri":23.378,"grahas":{"sun":{"sidereal_longitude":254.760354,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":333.21405400000003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false,"latitude":-4.1325},"mars":{"sidereal_longitude":282.449654,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":234.80825400000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":61.89245399999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":290.054654,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":319.5759539999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":43.1658,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":223.1658,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1965,"month":12,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2439124.770833,"kali_year":5067,"ahargana":1850659.2708,"sun":{"sidereal_longitude":254.5904,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":336.4601,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":81.8696,"elapsed_within_tithi_degrees":9.8696},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1,"moon_longitude":336.4601,"elapsed_within_degrees":3.1267},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.0505},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.133,"elongation":81.87},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.133,"opposition_distance":98.13}},"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":"07:13","sunsetLocal":"17:27","solarNoonLocal":"12:20","dayLengthHours":10.227987072538482,"dayLengthDisplay":"10 Hours 13 Mins 41 Secs","nightLengthDisplay":"13 Hours 46 Mins 19 Secs","moonriseLocal":"11:34","moonsetLocal":"23:33","rahuKala":{"name":"Rāhu Kāla","start":"13:36","end":"14:53","startHours":13.607379959071846,"endHours":14.885878343139158,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:13","end":"08:30","startHours":7.214888038735295,"endHours":8.493386422802605,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:46","end":"11:03","startHours":9.771884806869917,"endHours":11.050383190937225,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:57","startHours":9.601418355660941,"endHours":9.94235125807889,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:38","end":"07:55","startHours":7.641054166757732,"endHours":7.913800488692091,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:40","startHours":11.987948672586588,"endHours":12.669814477422486,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:32","startHours":5.851156429063497,"endHours":6.533022233899397,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:13","startHours":6.362555782690421,"endHours":7.214888038735295,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:02","end":"14:43","startHours":14.033546087094283,"endHours":14.715411891930183,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.24287511127378,"endHours":17.642875111273778,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:52","startHours":17.44287511127378,"endHours":17.869041239296216,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.19287511127378,"endHours":18.94287511127378,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:40","startHours":23.987948672586587,"endHours":24.669814477422488,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:13","end":"08:30","startHours":7.214888038735295,"endHours":8.493386422802605,"quality":"auspicious"},{"name":"Roga","start":"08:30","end":"09:46","startHours":8.493386422802605,"endHours":9.771884806869917,"quality":"inauspicious"},{"name":"Udveg","start":"09:46","end":"11:03","startHours":9.771884806869917,"endHours":11.050383190937225,"quality":"inauspicious"},{"name":"Chala","start":"11:03","end":"12:20","startHours":11.050383190937225,"endHours":12.328881575004537,"quality":"neutral"},{"name":"Labha","start":"12:20","end":"13:36","startHours":12.328881575004537,"endHours":13.607379959071846,"quality":"auspicious"},{"name":"Amṛta","start":"13:36","end":"14:53","startHours":13.607379959071846,"endHours":14.885878343139158,"quality":"auspicious"},{"name":"Kāla","start":"14:53","end":"16:10","startHours":14.885878343139158,"endHours":16.164376727206466,"quality":"inauspicious"},{"name":"Śubha","start":"16:10","end":"17:27","startHours":16.164376727206466,"endHours":17.44287511127378,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:27","end":"19:10","startHours":17.44287511127378,"endHours":19.164376727206466,"quality":"auspicious"},{"name":"Kāla","start":"19:10","end":"20:53","startHours":19.164376727206466,"endHours":20.885878343139158,"quality":"inauspicious"},{"name":"Śubha","start":"20:53","end":"22:36","startHours":20.885878343139158,"endHours":22.60737995907185,"quality":"auspicious"},{"name":"Roga","start":"22:36","end":"00:20","startHours":22.60737995907185,"endHours":24.328881575004537,"quality":"inauspicious"},{"name":"Udveg","start":"00:20","end":"02:03","startHours":24.328881575004537,"endHours":26.050383190937225,"quality":"inauspicious"},{"name":"Chala","start":"02:03","end":"03:46","startHours":26.050383190937225,"endHours":27.771884806869917,"quality":"neutral"},{"name":"Labha","start":"03:46","end":"05:30","startHours":27.771884806869917,"endHours":29.493386422802608,"quality":"auspicious"},{"name":"Amṛta","start":"05:30","end":"07:13","startHours":29.493386422802608,"endHours":31.214888038735296,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:13","end":"08:13","startHours":7.214888038735295,"endHours":8.214888038735296,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:13","end":"09:13","startHours":8.214888038735296,"endHours":9.214888038735296,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:13","end":"10:13","startHours":9.214888038735296,"endHours":10.214888038735296,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:13","end":"11:13","startHours":10.214888038735296,"endHours":11.214888038735296,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:13","end":"12:13","startHours":11.214888038735296,"endHours":12.214888038735296,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:13","end":"13:13","startHours":12.214888038735296,"endHours":13.214888038735296,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:13","end":"14:13","startHours":13.214888038735296,"endHours":14.214888038735296,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:13","end":"15:13","startHours":14.214888038735296,"endHours":15.214888038735296,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:13","end":"16:13","startHours":15.214888038735296,"endHours":16.214888038735296,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:13","end":"17:13","startHours":16.214888038735296,"endHours":17.214888038735296,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:13","end":"18:13","startHours":17.214888038735296,"endHours":18.214888038735296,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:13","end":"19:13","startHours":18.214888038735296,"endHours":19.214888038735296,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:13","end":"20:13","startHours":19.214888038735296,"endHours":20.214888038735296,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:13","end":"21:13","startHours":20.214888038735296,"endHours":21.214888038735296,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:13","end":"22:13","startHours":21.214888038735296,"endHours":22.214888038735296,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:13","end":"23:13","startHours":22.214888038735296,"endHours":23.214888038735296,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:13","end":"00:13","startHours":23.214888038735296,"endHours":24.214888038735296,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:13","end":"01:13","startHours":24.214888038735296,"endHours":25.214888038735296,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:13","end":"02:13","startHours":25.214888038735296,"endHours":26.214888038735296,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:13","end":"03:13","startHours":26.214888038735296,"endHours":27.214888038735296,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:13","end":"04:13","startHours":27.214888038735296,"endHours":28.214888038735296,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:13","end":"05:13","startHours":28.214888038735296,"endHours":29.214888038735296,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:13","end":"06:13","startHours":29.214888038735296,"endHours":30.214888038735296,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:13","end":"07:13","startHours":30.214888038735296,"endHours":31.214888038735296,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"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":-23.18660042906468,"eotMinutes":-2.803294500272213,"ayanamsa":23.378}},"calendars":{"vikram_samvat":2022,"vikram_samvatsara":"Kālayukta","saka_samvat":1887,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1372,"malayalam_era":1141,"nanakshahi_year":496,"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 Saptamī · Vikram 2022 Kālayukta · Śaka 1887 Viśvāvasu"},"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":[]},"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 December 30, 1965 CE · Ṛṣikeśa · Vidhyamitra","description":"December 30, 1965 CE for Ṛṣikeśa: Śukla Saptamī, sūryodaya 07:13, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1965-12-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1965-12-30","sa":"https://sa.vidhyamitra.com/city/rishikesh/1965-12-30","hi":"https://hi.vidhyamitra.com/city/rishikesh/1965-12-30","x-default":"https://vidhyamitra.com/city/rishikesh/1965-12-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:02:09.680Z","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":"2026-05-31T13:02:09.680Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:02:09.680Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}