Ruling · Jitāṣṭamī (Jitiya) · 2030

Thursday 19 September

Determinatein Chattogram, under the Rashtriya Panchang method. Clear of every threshold by 161 minutes.

Decide it for

ChattogramDelhiKolkataSingaporeSydneyJersey City

22°20′ N 91°50′ E · Asia/Dhaka · GeoNames 1205733

The two evenings

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

Evening of Thursday 19 September

Taken. The only evening Aṣṭamī reaches.

17:52 sunsetpradoṣa ends 19:27
17:2817:5218:1618:4019:0419:2819:52

95 of 95 minutes covered

Evening of Friday 20 September

Aṣṭamī is absent from pradoṣa. Not taken.

17:51 sunsetpradoṣa ends 19:26
17:2717:5118:1518:3919:0319:2719:51

0 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 12:40 on Thu 19 Sep to 15:10 on Fri 20 Sep.

    2030-09-19T06:39:35Z → 2030-09-20T09:09:49Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:52–19:27 on the 19th, 17:51–19:26 on the 20th.

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

  3. 03

    Rule

    Aṣṭamī must be present during pradoṣa. It covers 95 of 95 minutes on the 19th and 0 of 95 on the 20th.

    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 9673 s

  5. 05

    Ruling

    Jitāṣṭamī, Chattogram, 2030: Thursday 19 September.

    confidence: determinate

Say it like this

In Chattogram, Jitāṣṭamī (Jitiya) 2030 falls on Thursday 19 September. Aṣṭamī runs from 12:40 on Thu 19 Sep to 15:10 on Fri 20 Sep and covers all of pradoṣa that evening.

ahargana.org/chattogram/festivals/2030/jitashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 19 Sep
Ahargaṇa, classicalDisc centre, no refractionThu 19 Sep
compat-drikpanchangComparison profileThu 19 Sep
No institution has a recorded ruling for Chattogram.

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 19thCoveredSunset 20thCoveredRuled
Los Angeles23:40 → 02:1018:5394 min18:520 min19 Sep
Chicago01:40 → 04:1018:5394 min18:510 min19 Sep
Jersey City02:40 → 05:1018:5894 min18:560 min19 Sep
Port of Spain02:40 → 05:1018:0495 min18:030 min19 Sep
London07:40 → 10:1019:0593 min19:030 min19 Sep
Durban08:40 → 11:1017:5096 min17:510 min19 Sep
Dubai10:40 → 13:1018:1894 min18:170 min19 Sep
Delhi12:10 → 14:4018:2194 min18:200 min19 Sep
Kolkata12:10 → 14:4017:3695 min17:350 min19 Sep
Singapore14:40 → 17:1019:0295 min19:010 min19 Sep
Sydney16:40 → 19:1017:4996 min17:5080 min19 Sep
Suva18:40 → 21:1018:0258 min18:0295 min20 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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