Ruling · Jitāṣṭamī (Jitiya) · 2025

Sunday 14 September

Determinatein London, under the Rashtriya Panchang method. Clear of every threshold by 109 minutes.

Decide it for

LondonDelhiKolkataSingaporeSydneyJersey City

51°31′ N 0°08′ W · Europe/London · GeoNames 2643743

The two evenings

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

Evening of Saturday 13 September

Aṣṭamī is absent from pradoṣa. Not taken.

19:19 sunsetpradoṣa ends 20:49
18:5519:1919:4320:0720:3120:5521:19

0 of 90 minutes covered

Evening of Sunday 14 September

Taken. The only evening Aṣṭamī reaches.

19:17 sunsetpradoṣa ends 20:47
18:5319:1719:4120:0520:2920:5321:17

91 of 91 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 00:35 on Sun 14 Sep to 22:37 on Sun 14 Sep.

    2025-09-13T23:34:53Z → 2025-09-14T21:36:36Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:19–20:49 on the 13th, 19:17–20:47 on the 14th.

    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 90 minutes on the 13th and 91 of 91 on the 14th.

    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 6567 s

  5. 05

    Ruling

    Jitāṣṭamī, London, 2025: Sunday 14 September.

    confidence: determinate

Say it like this

In London, Jitāṣṭamī (Jitiya) 2025 falls on Sunday 14 September. Aṣṭamī runs from 00:35 on Sun 14 Sep to 22:37 on Sun 14 Sep and covers all of pradoṣa that evening.

ahargana.org/london/festivals/2025/jitashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 14 Sep
Ahargaṇa, classicalDisc centre, no refractionSun 14 Sep
compat-drikpanchangComparison profileSun 14 Sep
No institution has a recorded ruling for London.

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 13thCoveredSunset 14thCoveredRuled
Los Angeles16:35 → 14:3719:0193 min19:000 min13 Sep
Chicago18:35 → 16:3719:0392 min19:010 min13 Sep
Jersey City19:35 → 17:3719:0865 min19:060 min13 Sep
Port of Spain19:35 → 17:3718:087 min18:070 min13 Sep
London00:35 → 22:3719:190 min19:1791 min14 Sep
Durban01:35 → 23:3717:470 min17:4897 min14 Sep
Dubai03:35 → 01:3718:250 min18:2494 min14 Sep
Delhi05:05 → 03:0718:280 min18:2793 min14 Sep
Kolkata05:05 → 03:0717:420 min17:4194 min14 Sep
Singapore07:35 → 05:3719:040 min19:0495 min14 Sep
Sydney09:35 → 07:3717:450 min17:4697 min14 Sep
Suva11:35 → 09:3718:010 min18:0196 min14 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