Ruling · Jitāṣṭamī (Jitiya) · 1998

Sunday 13 September

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

Decide it for

PuningDelhiKolkataSingaporeSydneyJersey City

23°19′ N 116°10′ E · Asia/Shanghai · GeoNames 1802940

The two evenings

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

Evening of Saturday 12 September

Aṣṭamī is absent from pradoṣa. Not taken.

18:22 sunsetpradoṣa ends 19:55
17:5818:2218:4619:1019:3419:5820:22

0 of 93 minutes covered

Evening of Sunday 13 September

Taken. The only evening Aṣṭamī reaches.

18:21 sunsetpradoṣa ends 19:55
17:5718:2118:4519:0919:3319:5720:21

93 of 93 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 22:49 on Sat 12 Sep to 21:15 on Sun 13 Sep.

    1998-09-12T14:49:21Z → 1998-09-13T13:14:48Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:22–19:55 on the 12th, 18:21–19:55 on the 13th.

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

  3. 03

    Rule

    Aṣṭamī must be present during pradoṣa. It covers 0 of 93 minutes on the 12th and 93 of 93 on the 13th.

    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 4810 s

  5. 05

    Ruling

    Jitāṣṭamī, Puning, 1998: Sunday 13 September.

    confidence: determinate

Say it like this

In Puning, Jitāṣṭamī (Jitiya) 1998 falls on Sunday 13 September. Aṣṭamī runs from 22:49 on Sat 12 Sep to 21:15 on Sun 13 Sep and covers all of pradoṣa that evening.

ahargana.org/puning/festivals/1998/jitashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 13 Sep
Ahargaṇa, classicalDisc centre, no refractionSun 13 Sep
compat-drikpanchangComparison profileSun 13 Sep
No institution has a recorded ruling for Puning.

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 12thCoveredSunset 13thCoveredRuled
Los Angeles07:49 → 06:1519:0492 min19:020 min12 Sep
Chicago09:49 → 08:1519:0591 min19:030 min12 Sep
Jersey City10:49 → 09:1519:1091 min19:090 min12 Sep
Port of Spain10:49 → 09:1518:0894 min18:080 min12 Sep
London15:49 → 14:1519:2289 min19:200 min12 Sep
Durban16:49 → 15:1517:4697 min17:470 min12 Sep
Dubai18:49 → 17:1518:2670 min18:250 min12 Sep
Delhi20:19 → 18:4518:300 min18:2916 min13 Sep
Kolkata20:19 → 18:4517:430 min17:4263 min13 Sep
Singapore22:49 → 21:1519:040 min19:0495 min13 Sep
Sydney00:49 → 23:1517:440 min17:4598 min13 Sep
Suva02:49 → 01:1518:000 min18:0196 min13 Sep
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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