Ruling · Jitāṣṭamī (Jitiya) · 1910

Sunday 25 September

Determinatein Phoenix, under the Rashtriya Panchang method. Clear of every threshold by 310 minutes.

Decide it for

PhoenixDelhiKolkataSingaporeSydneyJersey City

33°27′ N 112°04′ W · America/Phoenix · GeoNames 5308655

The two evenings

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

Evening of Saturday 24 September

Aṣṭamī is absent from pradoṣa. Not taken.

18:23 sunsetpradoṣa ends 19:58
17:5918:2318:4719:1119:3519:5920:23

0 of 95 minutes covered

Evening of Sunday 25 September

Taken. The only evening Aṣṭamī reaches.

18:22 sunsetpradoṣa ends 19:57
17:5818:2218:4619:1019:3419:5820:22

96 of 96 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 02:46 on Sun 25 Sep to 01:07 on Mon 26 Sep.

    1910-09-25T09:46:27Z → 1910-09-26T08:06:56Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:23–19:58 on the 24th, 18:22–19:57 on the 25th.

    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 95 minutes on the 24th and 96 of 96 on the 25th.

    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 18583 s

  5. 05

    Ruling

    Jitāṣṭamī, Phoenix, 1910: Sunday 25 September.

    confidence: determinate

Say it like this

In Phoenix, Jitāṣṭamī (Jitiya) 1910 falls on Sunday 25 September. Aṣṭamī runs from 02:46 on Sun 25 Sep to 01:07 on Mon 26 Sep and covers all of pradoṣa that evening.

ahargana.org/phoenix/festivals/1910/jitashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 25 Sep
Ahargaṇa, classicalDisc centre, no refractionSun 25 Sep
compat-drikpanchangComparison profileSun 25 Sep
No institution has a recorded ruling for Phoenix.

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 25thCoveredSunset 26thCoveredRuled
Los Angeles01:46 → 00:0717:4696 min17:450 min25 Sep
Chicago03:46 → 02:0717:4496 min17:420 min25 Sep
Jersey City04:46 → 03:0717:4996 min17:480 min25 Sep
Port of Spain05:46 → 04:0718:0095 min18:000 min25 Sep
London09:46 → 08:0717:5496 min17:520 min25 Sep
Durban11:46 → 10:0717:5395 min17:530 min25 Sep
Dubai13:27 → 11:4817:5495 min17:530 min25 Sep
Delhi15:16 → 13:3718:1595 min18:140 min25 Sep
Kolkata15:16 → 13:3717:3195 min17:300 min25 Sep
Singapore16:46 → 15:0718:0095 min17:590 min25 Sep
Sydney19:46 → 18:0717:520 min17:5314 min26 Sep
Suva21:41 → 20:0217:570 min17:5795 min26 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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