{"id":"vidhyamitra:city-day:rishikesh:1950-05-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1950-05-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1950-05-06","date_display":"May 6, 1950 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":1950,"month":5,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433407.770833,"kali_year":5052,"ahargana":1844942.2708,"sun":{"sidereal_longitude":21.9425,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":252.7218,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":230.7794,"elapsed_within_tithi_degrees":2.7794},"nakshatra":{"number":19,"name":"Mūla","pada":4,"moon_longitude":252.7218,"elapsed_within_degrees":12.7218},"yoga":{"number":21,"name":"Siddha","sum_longitude":274.6643},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1950,"month":5,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2433407.770833,"ahargana":1844942.2708,"kali_year":5052,"ayanamsa_lahiri":23.1593,"grahas":{"sun":{"sidereal_longitude":21.792485999999997,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":255.21548600000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":-4.4923},"mars":{"sidereal_longitude":149.487186,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":35.03198600000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":311.256386,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":337.814886,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":139.80368599999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":346.08,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":166.08,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"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":1950,"month":5,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433407.770833,"kali_year":5052,"ahargana":1844942.2708,"sun":{"sidereal_longitude":21.9425,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":252.7218,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":230.7794,"elapsed_within_tithi_degrees":2.7794},"nakshatra":{"number":19,"name":"Mūla","pada":4,"moon_longitude":252.7218,"elapsed_within_degrees":12.7218},"yoga":{"number":21,"name":"Siddha","sum_longitude":274.6643},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.492,"elongation":129.221},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.492,"opposition_distance":50.779}},"eclipse_window_40days":[{"offset_days":-19,"type":"solar","occurs":true,"moon_latitude":1.098,"elongation":2.321}]},"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":"05:30","sunsetLocal":"18:57","solarNoonLocal":"12:13","dayLengthHours":13.438187722628957,"dayLengthDisplay":"13 Hours 26 Mins 17 Secs","nightLengthDisplay":"10 Hours 33 Mins 43 Secs","moonriseLocal":"22:42","moonsetLocal":"08:53","rahuKala":{"name":"Rāhu Kāla","start":"08:52","end":"10:33","startHours":8.865329118891752,"endHours":10.545102584220373,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:54","end":"15:35","startHours":13.904649514877612,"endHours":15.58442298020623,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:30","end":"07:11","startHours":5.505782188234513,"endHours":7.185555653563133,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:05","startHours":8.641359323514603,"endHours":9.089298914268902,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:25","startHours":6.065706676677387,"endHours":6.424058349280825,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:40","startHours":11.776936458794692,"endHours":12.67281564030329,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:43","end":"04:37","startHours":3.714023825217319,"endHours":4.609903006725916,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:23","end":"05:30","startHours":4.385933211348767,"endHours":5.505782188234513,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:22","startHours":14.464574003320486,"endHours":15.360453184829083,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.74396991086347,"endHours":19.14396991086347,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:30","startHours":18.94396991086347,"endHours":19.503894399306343,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.69396991086347,"endHours":20.44396991086347,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:40","startHours":23.77693645879469,"endHours":24.672815640303288,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:30","end":"07:11","startHours":5.505782188234513,"endHours":7.185555653563133,"quality":"inauspicious"},{"name":"Śubha","start":"07:11","end":"08:52","startHours":7.185555653563133,"endHours":8.865329118891752,"quality":"auspicious"},{"name":"Roga","start":"08:52","end":"10:33","startHours":8.865329118891752,"endHours":10.545102584220373,"quality":"inauspicious"},{"name":"Udveg","start":"10:33","end":"12:13","startHours":10.545102584220373,"endHours":12.224876049548993,"quality":"inauspicious"},{"name":"Chala","start":"12:13","end":"13:54","startHours":12.224876049548993,"endHours":13.904649514877612,"quality":"neutral"},{"name":"Labha","start":"13:54","end":"15:35","startHours":13.904649514877612,"endHours":15.58442298020623,"quality":"auspicious"},{"name":"Amṛta","start":"15:35","end":"17:16","startHours":15.58442298020623,"endHours":17.26419644553485,"quality":"auspicious"},{"name":"Kāla","start":"17:16","end":"18:57","startHours":17.26419644553485,"endHours":18.94396991086347,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:57","end":"20:16","startHours":18.94396991086347,"endHours":20.26419644553485,"quality":"auspicious"},{"name":"Amṛta","start":"20:16","end":"21:35","startHours":20.26419644553485,"endHours":21.58442298020623,"quality":"auspicious"},{"name":"Kāla","start":"21:35","end":"22:54","startHours":21.58442298020623,"endHours":22.90464951487761,"quality":"inauspicious"},{"name":"Śubha","start":"22:54","end":"00:13","startHours":22.90464951487761,"endHours":24.22487604954899,"quality":"auspicious"},{"name":"Roga","start":"00:13","end":"01:33","startHours":24.22487604954899,"endHours":25.545102584220373,"quality":"inauspicious"},{"name":"Udveg","start":"01:33","end":"02:52","startHours":25.545102584220373,"endHours":26.86532911889175,"quality":"inauspicious"},{"name":"Chala","start":"02:52","end":"04:11","startHours":26.86532911889175,"endHours":28.18555565356313,"quality":"neutral"},{"name":"Labha","start":"04:11","end":"05:30","startHours":28.18555565356313,"endHours":29.505782188234512,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:30","end":"06:30","startHours":5.505782188234513,"endHours":6.505782188234513,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:30","end":"07:30","startHours":6.505782188234513,"endHours":7.505782188234513,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:30","end":"08:30","startHours":7.505782188234513,"endHours":8.505782188234512,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:30","end":"09:30","startHours":8.505782188234512,"endHours":9.505782188234512,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:30","end":"10:30","startHours":9.505782188234512,"endHours":10.505782188234512,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:30","end":"11:30","startHours":10.505782188234512,"endHours":11.505782188234512,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:30","end":"12:30","startHours":11.505782188234512,"endHours":12.505782188234512,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:30","end":"13:30","startHours":12.505782188234512,"endHours":13.505782188234512,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:30","end":"14:30","startHours":13.505782188234512,"endHours":14.505782188234512,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:30","end":"15:30","startHours":14.505782188234512,"endHours":15.505782188234512,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:30","end":"16:30","startHours":15.505782188234512,"endHours":16.505782188234512,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:30","end":"17:30","startHours":16.505782188234512,"endHours":17.505782188234512,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:30","end":"18:30","startHours":17.505782188234512,"endHours":18.505782188234512,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:30","end":"19:30","startHours":18.505782188234512,"endHours":19.505782188234512,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:30","end":"20:30","startHours":19.505782188234512,"endHours":20.505782188234512,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:30","end":"21:30","startHours":20.505782188234512,"endHours":21.505782188234512,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:30","end":"22:30","startHours":21.505782188234512,"endHours":22.505782188234512,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:30","end":"23:30","startHours":22.505782188234512,"endHours":23.505782188234512,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:30","end":"00:30","startHours":23.505782188234512,"endHours":24.505782188234512,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:30","end":"01:30","startHours":24.505782188234512,"endHours":25.505782188234512,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:30","end":"02:30","startHours":25.505782188234512,"endHours":26.505782188234512,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:30","end":"03:30","startHours":26.505782188234512,"endHours":27.505782188234512,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:30","end":"04:30","startHours":27.505782188234512,"endHours":28.505782188234512,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:30","end":"05:30","startHours":28.505782188234512,"endHours":29.505782188234512,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":16.32004972194836,"eotMinutes":3.4370370270605552,"ayanamsa":23.1593}},"calendars":{"vikram_samvat":2007,"vikram_samvatsara":"Śobhana","saka_samvat":1872,"saka_samvatsara":"Vikṛti","bengali_samvat":1357,"malayalam_era":1126,"nanakshahi_year":481,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Pañcamī · Vikram 2007 Śobhana · Śaka 1872 Vikṛti"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 May 6, 1950 CE · Ṛṣikeśa · Vidhyamitra","description":"May 6, 1950 CE for Ṛṣikeśa: Kṛṣṇa Pañcamī, sūryodaya 05:30, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1950-05-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1950-05-06","sa":"https://sa.vidhyamitra.com/city/rishikesh/1950-05-06","hi":"https://hi.vidhyamitra.com/city/rishikesh/1950-05-06","x-default":"https://vidhyamitra.com/city/rishikesh/1950-05-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T19:42:02.657Z","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":"2026-05-21T19:42:02.657Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T19:42:02.657Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}