Ruling · Jitāṣṭamī (Jitiya) · 2045

Tuesday 3 October

Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 419 minutes.

Decide it for

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 Tuesday 3 October

Taken. The only evening Aṣṭamī reaches.

17:45 sunsetpradoṣa ends 19:23
17:2117:4518:0918:3318:5719:2119:45

98 of 98 minutes covered

Evening of Wednesday 4 October

Aṣṭamī is absent from pradoṣa. Not taken.

17:43 sunsetpradoṣa ends 19:22
17:1917:4318:0718:3118:5519:1919:43

0 of 99 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 10:46 on Tue 3 Oct to 09:11 on Wed 4 Oct.

    2045-10-03T07:15:51Z → 2045-10-04T05:41:16Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:45–19:23 on the 3rd, 17:43–19:22 on the 4th.

    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 3rd and 0 of 99 on the 4th.

    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 25136 s

  5. 05

    Ruling

    Jitāṣṭamī, Tehran, 2045: Tuesday 3 October.

    confidence: determinate

Say it like this

In Tehran, Jitāṣṭamī (Jitiya) 2045 falls on Tuesday 3 October. Aṣṭamī runs from 10:46 on Tue 3 Oct to 09:11 on Wed 4 Oct and covers all of pradoṣa that evening.

ahargana.org/tehran/festivals/2045/jitashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 3 Oct
Ahargaṇa, classicalDisc centre, no refractionTue 3 Oct
compat-drikpanchangComparison profileTue 3 Oct
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 3rdCoveredSunset 4thCoveredRuled
Los Angeles00:16 → 22:4118:3398 min18:320 min3 Oct
Chicago02:16 → 00:4118:2899 min18:260 min3 Oct
Jersey City03:16 → 01:4118:3499 min18:320 min3 Oct
Port of Spain03:16 → 01:4117:5596 min17:540 min3 Oct
London08:16 → 06:4118:33101 min18:300 min3 Oct
Durban09:16 → 07:4117:5892 min17:590 min3 Oct
Dubai11:16 → 09:4118:0397 min18:020 min3 Oct
Delhi12:46 → 11:1118:0498 min18:030 min3 Oct
Kolkata12:46 → 11:1117:2297 min17:210 min3 Oct
Singapore15:16 → 13:4118:5695 min18:560 min3 Oct
Sydney18:16 → 16:4118:5992 min19:000 min3 Oct
Suva19:16 → 17:4118:0422 min18:040 min3 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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