Ruling · Jitāṣṭamī (Jitiya) · 2035

Monday 24 September

Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 569 minutes.

Decide it for

TehranDelhiKolkataSingaporeSydneyJersey City

35°42′ N 51°25′ E · Asia/Tehran · GeoNames 112931

The two evenings

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

Evening of Sunday 23 September

Aṣṭamī is absent from pradoṣa. Not taken.

18:00 sunsetpradoṣa ends 19:35
17:3618:0018:2418:4819:1219:3620:00

0 of 95 minutes covered

Evening of Monday 24 September

Taken. The only evening Aṣṭamī reaches.

17:59 sunsetpradoṣa ends 19:34
17:3517:5918:2318:4719:1119:3519:59

95 of 95 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 07:16 on Mon 24 Sep to 05:03 on Tue 25 Sep.

    2035-09-24T03:45:41Z → 2035-09-25T01:33:20Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:00–19:35 on the 23rd, 17:59–19:34 on the 24th.

    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 23rd and 95 of 95 on the 24th.

    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 34156 s

  5. 05

    Ruling

    Jitāṣṭamī, Tehran, 2035: Monday 24 September.

    confidence: determinate

Say it like this

In Tehran, Jitāṣṭamī (Jitiya) 2035 falls on Monday 24 September. Aṣṭamī runs from 07:16 on Mon 24 Sep to 05:03 on Tue 25 Sep and covers all of pradoṣa that evening.

ahargana.org/tehran/festivals/2035/jitashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 24 Sep
Ahargaṇa, classicalDisc centre, no refractionMon 24 Sep
compat-drikpanchangComparison profileMon 24 Sep
No institution has a recorded ruling for Tehran.

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 24thCoveredSunset 25thCoveredRuled
Los Angeles20:46 → 18:3318:470 min18:450 min23 Sep
Chicago22:46 → 20:3318:4496 min18:420 min24 Sep
Jersey City23:46 → 21:3318:5096 min18:480 min24 Sep
Port of Spain23:46 → 21:3318:0195 min18:000 min24 Sep
London04:46 → 02:3318:5496 min18:520 min24 Sep
Durban05:46 → 03:3317:5395 min17:530 min24 Sep
Dubai07:46 → 05:3318:1395 min18:120 min24 Sep
Delhi09:16 → 07:0318:1695 min18:140 min24 Sep
Kolkata09:16 → 07:0317:3195 min17:300 min24 Sep
Singapore11:46 → 09:3319:0095 min18:590 min24 Sep
Sydney13:46 → 11:3317:5295 min17:530 min24 Sep
Suva15:46 → 13:3318:0295 min18:020 min24 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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