{"id":"vidhyamitra:city-day:rishikesh:1999-06-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1999-06-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1999-06-13","date_display":"June 13, 1999 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":1999,"month":6,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451342.770833,"kali_year":5101,"ahargana":1862877.2708,"sun":{"sidereal_longitude":57.5716,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":47.7123,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":350.1407,"elapsed_within_tithi_degrees":2.1407},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":47.7123,"elapsed_within_degrees":7.7123},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":105.2839},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"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":1999,"month":6,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451342.770833,"ahargana":1862877.2708,"kali_year":5101,"ayanamsa_lahiri":23.8453,"grahas":{"sun":{"sidereal_longitude":57.77573699999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":46.98933699999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false,"latitude":-4.1742},"mars":{"sidereal_longitude":181.09143700000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":77.205037,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":3.4777369999999905,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":103.12633699999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":18.53853700000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":115.7974,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":295.7974,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"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":1999,"month":6,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451342.770833,"kali_year":5101,"ahargana":1862877.2708,"sun":{"sidereal_longitude":57.5716,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":47.7123,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":350.1407,"elapsed_within_tithi_degrees":2.1407},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":47.7123,"elapsed_within_degrees":7.7123},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":105.2839},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.174,"elongation":9.859},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.174,"opposition_distance":170.141}},"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":"05:15","sunsetLocal":"19:18","solarNoonLocal":"12:17","dayLengthHours":14.058887972027625,"dayLengthDisplay":"14 Hours 03 Mins 32 Secs","nightLengthDisplay":"9 Hours 56 Mins 28 Secs","moonriseLocal":"04:36","moonsetLocal":"18:31","rahuKala":{"name":"Rāhu Kāla","start":"17:33","end":"19:18","startHours":17.550656662867013,"endHours":19.308017659370464,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:17","end":"14:02","startHours":12.27857367335665,"endHours":14.035934669860104,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:48","end":"17:33","startHours":15.793295666363557,"endHours":17.550656662867013,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:32","end":"09:00","startHours":8.52953688081595,"endHours":8.998166479883539,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:50","end":"06:13","startHours":5.834916686177323,"endHours":6.209820365431392,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:45","startHours":11.809944074289064,"endHours":12.74720327242424,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:22","end":"04:19","startHours":3.3746112910724886,"endHours":4.311870489207664,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:05","end":"05:15","startHours":4.07755568967387,"endHours":5.249129687342839,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:37","end":"15:34","startHours":14.621721668694589,"endHours":15.558980866829764,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:06","end":"19:30","startHours":19.108017659370464,"endHours":19.508017659370463,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:18","end":"19:54","startHours":19.308017659370464,"endHours":19.89380465820495,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:03","end":"20:48","startHours":19.058017659370464,"endHours":20.808017659370464,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:45","startHours":23.809944074289067,"endHours":24.74720327242424,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:15","end":"07:00","startHours":5.249129687342839,"endHours":7.006490683846292,"quality":"inauspicious"},{"name":"Chala","start":"07:00","end":"08:46","startHours":7.006490683846292,"endHours":8.763851680349745,"quality":"neutral"},{"name":"Labha","start":"08:46","end":"10:31","startHours":8.763851680349745,"endHours":10.521212676853198,"quality":"auspicious"},{"name":"Amṛta","start":"10:31","end":"12:17","startHours":10.521212676853198,"endHours":12.27857367335665,"quality":"auspicious"},{"name":"Kāla","start":"12:17","end":"14:02","startHours":12.27857367335665,"endHours":14.035934669860104,"quality":"inauspicious"},{"name":"Śubha","start":"14:02","end":"15:48","startHours":14.035934669860104,"endHours":15.793295666363557,"quality":"auspicious"},{"name":"Roga","start":"15:48","end":"17:33","startHours":15.793295666363557,"endHours":17.550656662867013,"quality":"inauspicious"},{"name":"Udveg","start":"17:33","end":"19:18","startHours":17.550656662867013,"endHours":19.308017659370464,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:18","end":"20:33","startHours":19.308017659370464,"endHours":20.55065666286701,"quality":"auspicious"},{"name":"Roga","start":"20:33","end":"21:48","startHours":20.55065666286701,"endHours":21.79329566636356,"quality":"inauspicious"},{"name":"Udveg","start":"21:48","end":"23:02","startHours":21.79329566636356,"endHours":23.035934669860104,"quality":"inauspicious"},{"name":"Chala","start":"23:02","end":"00:17","startHours":23.035934669860104,"endHours":24.27857367335665,"quality":"neutral"},{"name":"Labha","start":"00:17","end":"01:31","startHours":24.27857367335665,"endHours":25.521212676853196,"quality":"auspicious"},{"name":"Amṛta","start":"01:31","end":"02:46","startHours":25.521212676853196,"endHours":26.763851680349745,"quality":"auspicious"},{"name":"Kāla","start":"02:46","end":"04:00","startHours":26.763851680349745,"endHours":28.00649068384629,"quality":"inauspicious"},{"name":"Śubha","start":"04:00","end":"05:15","startHours":28.00649068384629,"endHours":29.249129687342837,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:15","end":"06:15","startHours":5.249129687342839,"endHours":6.249129687342839,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:15","end":"07:15","startHours":6.249129687342839,"endHours":7.249129687342839,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:15","end":"08:15","startHours":7.249129687342839,"endHours":8.249129687342839,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:15","end":"09:15","startHours":8.249129687342839,"endHours":9.249129687342839,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:15","end":"10:15","startHours":9.249129687342839,"endHours":10.249129687342839,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:15","end":"11:15","startHours":10.249129687342839,"endHours":11.249129687342839,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:15","end":"12:15","startHours":11.249129687342839,"endHours":12.249129687342839,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:15","end":"13:15","startHours":12.249129687342839,"endHours":13.249129687342839,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:15","end":"14:15","startHours":13.249129687342839,"endHours":14.249129687342839,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:15","end":"15:15","startHours":14.249129687342839,"endHours":15.249129687342839,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:15","end":"16:15","startHours":15.249129687342839,"endHours":16.249129687342837,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:15","end":"17:15","startHours":16.249129687342837,"endHours":17.249129687342837,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:15","end":"18:15","startHours":17.249129687342837,"endHours":18.249129687342837,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:15","end":"19:15","startHours":18.249129687342837,"endHours":19.249129687342837,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:15","end":"20:15","startHours":19.249129687342837,"endHours":20.249129687342837,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:15","end":"21:15","startHours":20.249129687342837,"endHours":21.249129687342837,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:15","end":"22:15","startHours":21.249129687342837,"endHours":22.249129687342837,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:15","end":"23:15","startHours":22.249129687342837,"endHours":23.249129687342837,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:15","end":"00:15","startHours":23.249129687342837,"endHours":24.249129687342837,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:15","end":"01:15","startHours":24.249129687342837,"endHours":25.249129687342837,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:15","end":"02:15","startHours":25.249129687342837,"endHours":26.249129687342837,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:15","end":"03:15","startHours":26.249129687342837,"endHours":27.249129687342837,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:15","end":"04:15","startHours":27.249129687342837,"endHours":28.249129687342837,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:15","end":"05:15","startHours":28.249129687342837,"endHours":29.249129687342837,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":23.1716471199457,"eotMinutes":0.2151795986009022,"ayanamsa":23.8453}},"calendars":{"vikram_samvat":2056,"vikram_samvatsara":"Nandana","saka_samvat":1921,"saka_samvatsara":"Pramāthi","bengali_samvat":1406,"malayalam_era":1175,"nanakshahi_year":530,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Amāvasyā · Vikram 2056 Nandana · Śaka 1921 Pramāthi"},"festivals":[{"id":"vat-savitri-amavasya","name":"Vaṭa Sāvitrī Amāvasyā","name_sanskrit":"वट सावित्री अमावस्या","tradition":"Pan-Hindu","associated_deity":"Sāvitrī Devī","significance":"Sāvitrī's redemption of Satyavān from Yama; pati-vrata observance.","vrata":true,"detection":{"tithi_number":30,"tithi_paksha":"Kṛṣṇa","lunar_month":"Jyeṣṭha"},"precedence":2,"sources":["Mahābhārata, Vana Parva — Sāvitrī Upākhyāna"]},{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5},{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","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 June 13, 1999 CE · Ṛṣikeśa · Vidhyamitra","description":"June 13, 1999 CE for Ṛṣikeśa: Kṛṣṇa Amāvasyā, sūryodaya 05:15, sūryāsta 19:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1999-06-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1999-06-13","sa":"https://sa.vidhyamitra.com/city/rishikesh/1999-06-13","hi":"https://hi.vidhyamitra.com/city/rishikesh/1999-06-13","x-default":"https://vidhyamitra.com/city/rishikesh/1999-06-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T16:32:36.666Z","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":"2026-05-24T16:32:36.666Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T16:32:36.666Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}