Ruling · Śiva Śayanotsava · 2082

Thursday 9 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 432 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two evenings

One ghaṭī is 24 minutes. Pradoṣa is 2 muhūrtas after sunset.

Evening of Thursday 9 July

Taken. The only evening Pūrṇimā reaches.

19:46 sunsetpradoṣa ends 21:00
19:2219:4620:1020:3420:5821:2221:46

74 of 74 minutes covered

Evening of Friday 10 July

Pūrṇimā is absent from pradoṣa. Not taken.

19:45 sunsetpradoṣa ends 21:00
19:2119:4520:0920:3320:5721:2121:45

0 of 74 minutes covered

Pūrṇimā presentPradoṣa, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 12:34 on Thu 9 Jul to 11:12 on Fri 10 Jul.

    2082-07-09T04:33:56Z → 2082-07-10T03:11:39Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:46–21:00 on the 9th, 19:45–21:00 on the 10th.

    pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pūrṇimā must be present during pradoṣa. It covers 74 of 74 minutes on the 9th and 0 of 74 on the 10th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

    Only one evening qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 25895 s

  5. 05

    Ruling

    Śiva Śayanotsava, Baoding, 2082: Thursday 9 July.

    confidence: determinate

Say it like this

In Baoding, Śiva Śayanotsava 2082 falls on Thursday 9 July. Pūrṇimā runs from 12:34 on Thu 9 Jul to 11:12 on Fri 10 Jul and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2082/shiva-shayanotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 9 Jul
Ahargaṇa, classicalDisc centre, no refractionThu 9 Jul
compat-drikpanchangComparison profileThu 9 Jul
No institution has a recorded ruling for Baoding.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/shiva-shayanotsava · ruleset 2026.3-draft

Month
Āṣāḍha, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Pradoṣa
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 102

“S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāSunset 9thCoveredSunset 10thCoveredRuled
Los Angeles21:34 → 20:1220:075 min20:070 min9 Jul
Chicago23:34 → 22:1220:2772 min20:260 min9 Jul
Jersey City00:34 → 23:1220:2973 min20:290 min9 Jul
Port of Spain00:34 → 23:1218:3390 min18:330 min9 Jul
London05:34 → 04:1221:1661 min21:150 min9 Jul
Durban06:34 → 05:1217:11109 min17:120 min9 Jul
Dubai08:34 → 07:1219:1283 min19:120 min9 Jul
Delhi10:04 → 08:4219:2281 min19:220 min9 Jul
Kolkata10:04 → 08:4218:2585 min18:250 min9 Jul
Singapore12:34 → 11:1219:1695 min19:160 min9 Jul
Sydney14:34 → 13:1217:01112 min17:020 min9 Jul
Suva16:34 → 15:1217:45103 min17:450 min9 Jul
Profile · tradition
pac-rp@2026.1 · smarta
Rule
shiva-shayanotsava@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa