Ruling · Jitāṣṭamī (Jitiya) · 1997

Tuesday 23 September

Determinatein Thāne, under the Rashtriya Panchang method. Clear of every threshold by 655 minutes.

Decide it for

ThāneDelhiKolkataSingaporeSydneyJersey City

19°12′ N 72°58′ E · Asia/Kolkata · GeoNames 1254661

The two evenings

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

Evening of Monday 22 September

Aṣṭamī is absent from pradoṣa. Not taken.

18:34 sunsetpradoṣa ends 20:09
18:1018:3418:5819:2219:4620:1020:34

0 of 95 minutes covered

Evening of Tuesday 23 September

Taken. The only evening Aṣṭamī reaches.

18:33 sunsetpradoṣa ends 20:09
18:0918:3318:5719:2119:4520:0920:33

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 07:04 on Tue 23 Sep to 07:18 on Wed 24 Sep.

    1997-09-23T01:34:25Z → 1997-09-24T01:47:38Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:34–20:09 on the 22nd, 18:33–20:09 on the 23rd.

    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 22nd and 95 of 95 on the 23rd.

    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 39301 s

  5. 05

    Ruling

    Jitāṣṭamī, Thāne, 1997: Tuesday 23 September.

    confidence: determinate

Say it like this

In Thāne, Jitāṣṭamī (Jitiya) 1997 falls on Tuesday 23 September. Aṣṭamī runs from 07:04 on Tue 23 Sep to 07:18 on Wed 24 Sep and covers all of pradoṣa that evening.

ahargana.org/thane/festivals/1997/jitashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 23 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 23 Sep
compat-drikpanchangComparison profileTue 23 Sep
No institution has a recorded ruling for Thāne.

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 23rdCoveredSunset 24thCoveredRuled
Los Angeles18:34 → 18:4818:480 min18:460 min22 Sep
Chicago20:34 → 20:4818:4695 min18:440 min23 Sep
Jersey City21:34 → 21:4818:5195 min18:500 min23 Sep
Port of Spain21:34 → 21:4818:0195 min18:010 min23 Sep
London02:34 → 02:4818:5695 min18:540 min23 Sep
Durban03:34 → 03:4817:5295 min17:530 min23 Sep
Dubai05:34 → 05:4818:1495 min18:130 min23 Sep
Delhi07:04 → 07:1818:1695 min18:150 min23 Sep
Kolkata07:04 → 07:1817:3295 min17:310 min23 Sep
Singapore09:34 → 09:4819:0095 min19:000 min23 Sep
Sydney11:34 → 11:4817:5295 min17:520 min23 Sep
Suva13:34 → 13:4818:0295 min18:020 min23 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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