{"id":"vidhyamitra:city-day:rishikesh:1930-05-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1930-05-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1930-05-11","date_display":"May 11, 1930 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":1930,"month":5,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2426107.770833,"kali_year":5032,"ahargana":1837642.2708,"sun":{"sidereal_longitude":26.918,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":187.552,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":160.634,"elapsed_within_tithi_degrees":4.634},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":187.552,"elapsed_within_degrees":0.8853},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":214.47},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1930,"month":5,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2426107.770833,"ahargana":1837642.2708,"kali_year":5032,"ayanamsa_lahiri":22.8801,"grahas":{"sun":{"sidereal_longitude":26.750200000000007,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":186.1046,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false,"latitude":0.4166},"mars":{"sidereal_longitude":350.6536,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":40.720500000000015,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":57.4787,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":50.9513,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":259.0611,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":12.8691,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":192.8691,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1930,"month":5,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2426107.770833,"kali_year":5032,"ahargana":1837642.2708,"sun":{"sidereal_longitude":26.918,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":187.552,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":160.634,"elapsed_within_tithi_degrees":4.634},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":187.552,"elapsed_within_degrees":0.8853},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":214.47},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.417,"elongation":160.634},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.417,"opposition_distance":19.366}},"eclipse_window_40days":[{"offset_days":-12,"type":"solar","occurs":true,"moon_latitude":0.313,"elongation":2.143}]},"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":"05:27","sunsetLocal":"19:00","solarNoonLocal":"12:13","dayLengthHours":13.55274633762931,"dayLengthDisplay":"13 Hours 33 Mins 10 Secs","nightLengthDisplay":"10 Hours 26 Mins 50 Secs","moonriseLocal":"17:14","moonsetLocal":"04:27","rahuKala":{"name":"Rāhu Kāla","start":"17:18","end":"19:00","startHours":17.30257338221251,"endHours":18.996666674416176,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:13","end":"13:55","startHours":12.220293505601521,"endHours":13.914386797805184,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:37","end":"17:18","startHours":15.608480090008849,"endHours":17.30257338221251,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:03","startHours":8.606227815567038,"endHours":9.057986026821348,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:01","end":"06:22","startHours":6.008618100854753,"endHours":6.370024669858202,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:40","startHours":11.768535294347211,"endHours":12.672051716855831,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:38","end":"04:32","startHours":3.636887491769624,"endHours":4.540403914278245,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:19","end":"05:27","startHours":4.31452480865109,"endHours":5.443920336786865,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:23","startHours":14.479084561873071,"endHours":15.38260098438169,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:48","end":"19:12","startHours":18.796666674416176,"endHours":19.196666674416175,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:00","end":"19:34","startHours":18.996666674416176,"endHours":19.561364438484063,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:45","end":"20:30","startHours":18.746666674416176,"endHours":20.496666674416176,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:40","startHours":23.76853529434721,"endHours":24.672051716855833,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:27","end":"07:08","startHours":5.443920336786865,"endHours":7.138013628990529,"quality":"inauspicious"},{"name":"Chala","start":"07:08","end":"08:50","startHours":7.138013628990529,"endHours":8.832106921194192,"quality":"neutral"},{"name":"Labha","start":"08:50","end":"10:32","startHours":8.832106921194192,"endHours":10.526200213397857,"quality":"auspicious"},{"name":"Amṛta","start":"10:32","end":"12:13","startHours":10.526200213397857,"endHours":12.220293505601521,"quality":"auspicious"},{"name":"Kāla","start":"12:13","end":"13:55","startHours":12.220293505601521,"endHours":13.914386797805184,"quality":"inauspicious"},{"name":"Śubha","start":"13:55","end":"15:37","startHours":13.914386797805184,"endHours":15.608480090008849,"quality":"auspicious"},{"name":"Roga","start":"15:37","end":"17:18","startHours":15.608480090008849,"endHours":17.30257338221251,"quality":"inauspicious"},{"name":"Udveg","start":"17:18","end":"19:00","startHours":17.30257338221251,"endHours":18.996666674416176,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:00","end":"20:18","startHours":18.996666674416176,"endHours":20.30257338221251,"quality":"auspicious"},{"name":"Roga","start":"20:18","end":"21:37","startHours":20.30257338221251,"endHours":21.608480090008847,"quality":"inauspicious"},{"name":"Udveg","start":"21:37","end":"22:55","startHours":21.608480090008847,"endHours":22.914386797805186,"quality":"inauspicious"},{"name":"Chala","start":"22:55","end":"00:13","startHours":22.914386797805186,"endHours":24.22029350560152,"quality":"neutral"},{"name":"Labha","start":"00:13","end":"01:32","startHours":24.22029350560152,"endHours":25.526200213397857,"quality":"auspicious"},{"name":"Amṛta","start":"01:32","end":"02:50","startHours":25.526200213397857,"endHours":26.832106921194192,"quality":"auspicious"},{"name":"Kāla","start":"02:50","end":"04:08","startHours":26.832106921194192,"endHours":28.138013628990528,"quality":"inauspicious"},{"name":"Śubha","start":"04:08","end":"05:27","startHours":28.138013628990528,"endHours":29.443920336786867,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:27","end":"06:27","startHours":5.443920336786865,"endHours":6.443920336786865,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:27","end":"07:27","startHours":6.443920336786865,"endHours":7.443920336786865,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:27","end":"08:27","startHours":7.443920336786865,"endHours":8.443920336786865,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:27","end":"09:27","startHours":8.443920336786865,"endHours":9.443920336786865,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:27","end":"10:27","startHours":9.443920336786865,"endHours":10.443920336786865,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:27","end":"11:27","startHours":10.443920336786865,"endHours":11.443920336786865,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:27","end":"12:27","startHours":11.443920336786865,"endHours":12.443920336786865,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:27","end":"13:27","startHours":12.443920336786865,"endHours":13.443920336786865,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:27","end":"14:27","startHours":13.443920336786865,"endHours":14.443920336786865,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:27","end":"15:27","startHours":14.443920336786865,"endHours":15.443920336786865,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:27","end":"16:27","startHours":15.443920336786865,"endHours":16.443920336786867,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:27","end":"17:27","startHours":16.443920336786867,"endHours":17.443920336786867,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:27","end":"18:27","startHours":17.443920336786867,"endHours":18.443920336786867,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:27","end":"19:27","startHours":18.443920336786867,"endHours":19.443920336786867,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:27","end":"20:27","startHours":19.443920336786867,"endHours":20.443920336786867,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:27","end":"21:27","startHours":20.443920336786867,"endHours":21.443920336786867,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:27","end":"22:27","startHours":21.443920336786867,"endHours":22.443920336786867,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:27","end":"23:27","startHours":22.443920336786867,"endHours":23.443920336786867,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:27","end":"00:27","startHours":23.443920336786867,"endHours":24.443920336786867,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:27","end":"01:27","startHours":24.443920336786867,"endHours":25.443920336786867,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:27","end":"02:27","startHours":25.443920336786867,"endHours":26.443920336786867,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:27","end":"03:27","startHours":26.443920336786867,"endHours":27.443920336786867,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:27","end":"04:27","startHours":27.443920336786867,"endHours":28.443920336786867,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:27","end":"05:27","startHours":28.443920336786867,"endHours":29.443920336786867,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":17.639369642172756,"eotMinutes":3.71198966390865,"ayanamsa":22.8801}},"calendars":{"vikram_samvat":1987,"vikram_samvatsara":"Subhānu","saka_samvat":1852,"saka_samvatsara":"Pramoda","bengali_samvat":1337,"malayalam_era":1106,"nanakshahi_year":461,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Caturdaśī · Vikram 1987 Subhānu · Śaka 1852 Pramoda"},"festivals":[{"id":"narasimha-jayanti","name":"Narasiṁha Jayantī","name_sanskrit":"नरसिंह जयन्ती","tradition":"Vaishnava","associated_deity":"Narasiṁha (avatar of Krishna)","deity_avatara_index":14,"significance":"Bhagavān Narasiṁha manifested to protect the bhakta Prahlāda. Krishna's fierce protective form.","vrata":true,"primary_observance":"Sandhyā (twilight) abhiṣekam; recitation of Narasiṁha-Stotra","detection":{"tithi_number":14,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":1,"related_chart":"narasimha","sources":["Bhāgavata Purāṇa 7.8"]},{"id":"chhinnamasta-jayanti","name":"Chhinnamastā Jayantī","name_sanskrit":"छिन्नमस्ता जयन्ती","tradition":"Shakta","associated_deity":"Devī Chhinnamastā (6th of 10 Mahāvidyās)","significance":"The 6th of the Daśa Mahāvidyās. Devī's self-decapitation form representing transcendence of ego.","vrata":false,"detection":{"tithi_number":14,"tithi_paksha":"Śukla","lunar_month":"Vaiśākha"},"precedence":5}],"todays_walk":{"walk":{"id":"narasimha-jayanti-walk","name":"Narasiṁha Jayantī Walk","name_sanskrit":"नरसिंह जयन्ती यात्रा","type":"festival","description":"Bhāgavata 7.8 (Prahlāda-Narasiṁha) + protective verses.","step_count":9,"url":"/walk/narasimha-jayanti-walk"},"reason":"Today is Narasiṁha Jayantī — its dedicated 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 11, 1930 CE · Ṛṣikeśa · Vidhyamitra","description":"May 11, 1930 CE for Ṛṣikeśa: Śukla Caturdaśī, sūryodaya 05:27, sūryāsta 19:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1930-05-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1930-05-11","sa":"https://sa.vidhyamitra.com/city/rishikesh/1930-05-11","hi":"https://hi.vidhyamitra.com/city/rishikesh/1930-05-11","x-default":"https://vidhyamitra.com/city/rishikesh/1930-05-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T18:12:26.823Z","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":"2026-05-31T18:12:26.823Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T18:12:26.823Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}