{"id":"vidhyamitra:city-day:rishikesh:1977-05-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1977-05-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1977-05-04","date_display":"May 4, 1977 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":1977,"month":5,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443267.770833,"kali_year":5079,"ahargana":1854802.2708,"sun":{"sidereal_longitude":20.0289,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":206.0036,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":185.9747,"elapsed_within_tithi_degrees":5.9747},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":206.0036,"elapsed_within_degrees":6.0036},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":226.0325},"karana":{"half_tithi_index":30,"name":"Bālava"},"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":1977,"month":5,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443267.770833,"ahargana":1854802.2708,"kali_year":5079,"ayanamsa_lahiri":23.5364,"grahas":{"sun":{"sidereal_longitude":19.93166100000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":207.07396100000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false,"latitude":1.71},"mars":{"sidereal_longitude":341.743261,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":15.002561000000014,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":42.76176099999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":345.878261,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":106.846161,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":183.6498,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":3.6498,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":1977,"month":5,"day":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443267.770833,"kali_year":5079,"ahargana":1854802.2708,"sun":{"sidereal_longitude":20.0289,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":206.0036,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":185.9747,"elapsed_within_tithi_degrees":5.9747},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":206.0036,"elapsed_within_degrees":6.0036},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":226.0325},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.71,"elongation":174.025},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.71,"opposition_distance":5.975}},"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":"05:32","sunsetLocal":"18:56","solarNoonLocal":"12:14","dayLengthHours":13.4003981160566,"dayLengthDisplay":"13 Hours 24 Mins 01 Secs","nightLengthDisplay":"10 Hours 35 Mins 59 Secs","moonriseLocal":"19:23","moonsetLocal":"06:02","rahuKala":{"name":"Rāhu Kāla","start":"12:14","end":"13:54","startHours":12.227852373032004,"endHours":13.90290213753908,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:12","end":"08:53","startHours":7.202703079510778,"endHours":8.877752844017852,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:33","end":"12:14","startHours":10.552802608524928,"endHours":12.227852373032004,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:06","startHours":8.65441287541691,"endHours":9.101092812618797,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:05","end":"06:27","startHours":6.086003236506062,"endHours":6.443347186267571,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:40","startHours":11.781172435830117,"endHours":12.674532310233891,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:44","end":"04:38","startHours":3.7409335661961567,"endHours":4.634293440599929,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:25","end":"05:32","startHours":4.410953471998987,"endHours":5.527653315003703,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:21","startHours":14.461252059041435,"endHours":15.354611933445208,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.728051431060305,"endHours":19.128051431060303,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:29","startHours":18.928051431060304,"endHours":19.486401352562662,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.678051431060304,"endHours":20.428051431060304,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:40","startHours":23.78117243583012,"endHours":24.67453231023389,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:32","end":"07:12","startHours":5.527653315003703,"endHours":7.202703079510778,"quality":"auspicious"},{"name":"Amṛta","start":"07:12","end":"08:53","startHours":7.202703079510778,"endHours":8.877752844017852,"quality":"auspicious"},{"name":"Kāla","start":"08:53","end":"10:33","startHours":8.877752844017852,"endHours":10.552802608524928,"quality":"inauspicious"},{"name":"Śubha","start":"10:33","end":"12:14","startHours":10.552802608524928,"endHours":12.227852373032004,"quality":"auspicious"},{"name":"Roga","start":"12:14","end":"13:54","startHours":12.227852373032004,"endHours":13.90290213753908,"quality":"inauspicious"},{"name":"Udveg","start":"13:54","end":"15:35","startHours":13.90290213753908,"endHours":15.577951902046152,"quality":"inauspicious"},{"name":"Chala","start":"15:35","end":"17:15","startHours":15.577951902046152,"endHours":17.253001666553228,"quality":"neutral"},{"name":"Labha","start":"17:15","end":"18:56","startHours":17.253001666553228,"endHours":18.928051431060304,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:56","end":"20:15","startHours":18.928051431060304,"endHours":20.253001666553228,"quality":"inauspicious"},{"name":"Chala","start":"20:15","end":"21:35","startHours":20.253001666553228,"endHours":21.577951902046152,"quality":"neutral"},{"name":"Labha","start":"21:35","end":"22:54","startHours":21.577951902046152,"endHours":22.90290213753908,"quality":"auspicious"},{"name":"Amṛta","start":"22:54","end":"00:14","startHours":22.90290213753908,"endHours":24.227852373032004,"quality":"auspicious"},{"name":"Kāla","start":"00:14","end":"01:33","startHours":24.227852373032004,"endHours":25.552802608524928,"quality":"inauspicious"},{"name":"Śubha","start":"01:33","end":"02:53","startHours":25.552802608524928,"endHours":26.877752844017856,"quality":"auspicious"},{"name":"Roga","start":"02:53","end":"04:12","startHours":26.877752844017856,"endHours":28.20270307951078,"quality":"inauspicious"},{"name":"Udveg","start":"04:12","end":"05:32","startHours":28.20270307951078,"endHours":29.527653315003704,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:32","end":"06:32","startHours":5.527653315003703,"endHours":6.527653315003703,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:32","end":"07:32","startHours":6.527653315003703,"endHours":7.527653315003703,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:32","end":"08:32","startHours":7.527653315003703,"endHours":8.527653315003704,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:32","end":"09:32","startHours":8.527653315003704,"endHours":9.527653315003704,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:32","end":"10:32","startHours":9.527653315003704,"endHours":10.527653315003704,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:32","end":"11:32","startHours":10.527653315003704,"endHours":11.527653315003704,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:32","end":"12:32","startHours":11.527653315003704,"endHours":12.527653315003704,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:32","end":"13:32","startHours":12.527653315003704,"endHours":13.527653315003704,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:32","end":"14:32","startHours":13.527653315003704,"endHours":14.527653315003704,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:32","end":"15:32","startHours":14.527653315003704,"endHours":15.527653315003704,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:32","end":"16:32","startHours":15.527653315003704,"endHours":16.527653315003704,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:32","end":"17:32","startHours":16.527653315003704,"endHours":17.527653315003704,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:32","end":"18:32","startHours":17.527653315003704,"endHours":18.527653315003704,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:32","end":"19:32","startHours":18.527653315003704,"endHours":19.527653315003704,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:32","end":"20:32","startHours":19.527653315003704,"endHours":20.527653315003704,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:32","end":"21:32","startHours":20.527653315003704,"endHours":21.527653315003704,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:32","end":"22:32","startHours":21.527653315003704,"endHours":22.527653315003704,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:32","end":"23:32","startHours":22.527653315003704,"endHours":23.527653315003704,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:32","end":"00:32","startHours":23.527653315003704,"endHours":24.527653315003704,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:32","end":"01:32","startHours":24.527653315003704,"endHours":25.527653315003704,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:32","end":"02:32","startHours":25.527653315003704,"endHours":26.527653315003704,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:32","end":"03:32","startHours":26.527653315003704,"endHours":27.527653315003704,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:32","end":"04:32","startHours":27.527653315003704,"endHours":28.527653315003704,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:32","end":"05:32","startHours":28.527653315003704,"endHours":29.527653315003704,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"North (Uttara)","chandraVasa":"North","rahuVasa":"South-West","anandadiYoga":{"name":"Dhātṛ","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":15.879797564039956,"eotMinutes":3.258457618079846,"ayanamsa":23.5364}},"calendars":{"vikram_samvat":2034,"vikram_samvatsara":"Pramoda","saka_samvat":1899,"saka_samvatsara":"Piṅgala","bengali_samvat":1384,"malayalam_era":1153,"nanakshahi_year":508,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","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":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Pratipada · Vikram 2034 Pramoda · Śaka 1899 Piṅgala"},"festivals":[{"id":"narada-jayanti","name":"Bhagavān Nārada Jayantī","name_sanskrit":"भगवान् नारद जयन्ती","tradition":"Vaishnava","associated_deity":"Devarṣi Nārada (ādi-bhakta · Vyāsa's guru)","significance":"Manifestation of Devarṣi Nārada — ādi-bhakta and tri-loka-saṅcāri who instructed Vyāsa to compose Śrīmad Bhāgavata. Without Nārada, no Bhāgavata; without Bhāgavata, no Krishna-tattva-pratiṣṭhā in Kali Yuga. Falls on Vaiśākha Kṛṣṇa Pratipadā (day after Buddha Pūrṇimā).","vrata":true,"primary_observance":"Recitation of Nārada-Bhakti-Sūtra; meditation on Krishna as taught by Nārada to Vyāsa (Bhāgavata 1.5)","detection":{"tithi_number":16,"tithi_paksha":"Kṛṣṇa","lunar_month":"Vaiśākha","lunar_month_system":"amanta"},"precedence":1,"sources":["Bhāgavata Purāṇa 1.5-6 (Nārada-Vyāsa-saṁvāda)","Nārada-Bhakti-Sūtra"]}],"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":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"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 4, 1977 CE · Ṛṣikeśa · Vidhyamitra","description":"May 4, 1977 CE for Ṛṣikeśa: Kṛṣṇa Pratipada, sūryodaya 05:32, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1977-05-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1977-05-04","sa":"https://sa.vidhyamitra.com/city/rishikesh/1977-05-04","hi":"https://hi.vidhyamitra.com/city/rishikesh/1977-05-04","x-default":"https://vidhyamitra.com/city/rishikesh/1977-05-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T21:20:52.711Z","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":"2026-05-31T21:20:52.711Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T21:20:52.711Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}