Ruling · Jitāṣṭamī (Jitiya) · 2091

Friday 5 October

Determinatein Shaoxing, under the Rashtriya Panchang method. Clear of every threshold by 80 minutes.

Decide it for

30°00′ N 120°35′ E · Asia/Shanghai · GeoNames 1795855

The two evenings

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

Evening of Friday 5 October

Taken. The only evening Aṣṭamī reaches.

17:39 sunsetpradoṣa ends 19:17
17:1517:3918:0318:2718:5119:1519:39

98 of 98 minutes covered

Evening of Saturday 6 October

Aṣṭamī is absent from pradoṣa. Not taken.

17:37 sunsetpradoṣa ends 19:16
17:1317:3718:0118:2518:4919:1319:37

0 of 98 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 15:22 on Fri 5 Oct to 16:17 on Sat 6 Oct.

    2091-10-05T07:22:05Z → 2091-10-06T08:17:22Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:39–19:17 on the 5th, 17:37–19:16 on the 6th.

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

  3. 03

    Rule

    Aṣṭamī must be present during pradoṣa. It covers 98 of 98 minutes on the 5th and 0 of 98 on the 6th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 4804 s

  5. 05

    Ruling

    Jitāṣṭamī, Shaoxing, 2091: Friday 5 October.

    confidence: determinate

Say it like this

In Shaoxing, Jitāṣṭamī (Jitiya) 2091 falls on Friday 5 October. Aṣṭamī runs from 15:22 on Fri 5 Oct to 16:17 on Sat 6 Oct and covers all of pradoṣa that evening.

ahargana.org/shaoxing/festivals/2091/jitashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 5 Oct
Ahargaṇa, classicalDisc centre, no refractionFri 5 Oct
compat-drikpanchangComparison profileFri 5 Oct
No institution has a recorded ruling for Shaoxing.

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

The rule, as data

/rules/jitashtami · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Kṛṣṇa · Aṣṭamī
Kāla
Pradoṣa
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 103

“K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīSunset 5thCoveredSunset 6thCoveredRuled
Los Angeles00:22 → 01:1718:3199 min18:300 min5 Oct
Chicago02:22 → 03:1718:25100 min18:230 min5 Oct
Jersey City03:22 → 04:1718:31100 min18:300 min5 Oct
Port of Spain03:22 → 04:1717:5496 min17:530 min5 Oct
London08:22 → 09:1718:29102 min18:260 min5 Oct
Durban09:22 → 10:1718:0092 min18:000 min5 Oct
Dubai11:22 → 12:1718:0198 min18:000 min5 Oct
Delhi12:52 → 13:4718:0298 min18:010 min5 Oct
Kolkata12:52 → 13:4717:2097 min17:190 min5 Oct
Singapore15:22 → 16:1718:5695 min18:560 min5 Oct
Sydney17:22 → 18:1718:0191 min18:0216 min5 Oct
Suva19:22 → 20:1718:0516 min18:0593 min6 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
jitashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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