Ruling · Karaka Caturthī (Karwa Chauth) · 1941

Thursday 9 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 199 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two moonrises

One ghaṭī is 24 minutes. The moonrise is read as disc centre, 31′.

Moonrise of Wednesday 8 October

Caturthī does not hold at moonrise. Not taken.

20:42 moonrise
19:3019:5420:1820:4221:0621:3021:54

Absent at moonrise

Moonrise of Thursday 9 October

Taken. The only moonrise Caturthī holds at.

21:18 moonrise
20:0620:3020:5421:1821:4222:0622:30

Holds at moonrise

Caturthī presentMoonrise, the instant the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Caturthī runs from 00:01 on Thu 9 Oct to 02:32 on Fri 10 Oct.

    1941-10-08T15:00:49Z → 1941-10-09T17:31:47Z

  2. 02

    Kāla

    Moonrise is at 20:42 on the 8th and 21:18 on the 9th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Caturthī must be current at moonrise. It is not on the 8th and is on the 9th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one moonrise qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 11957 s

  5. 05

    Ruling

    Karaka Caturthī, Baoding, 1941: Thursday 9 October.

    confidence: determinate

Say it like this

In Baoding, Karaka Caturthī (Karwa Chauth) 1941 falls on Thursday 9 October. Caturthī runs from 00:01 on Thu 9 Oct to 02:32 on Fri 10 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/1941/karaka-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 9 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 9 Oct
compat-drikpanchangComparison profileThu 9 Oct
No institution has a recorded ruling for Baoding.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/karaka-chaturthi · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Kṛṣṇa · Caturthī
Kāla
Moonrise
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 104

“K 4 Karaka caturthi (current at moon-rise, if occurs on two successive days, it is to be observed on the first day)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturthīMoonrise 8thCoveredMoonrise 9thCoveredRuled
Los Angeles07:01 → 09:3219:48holds20:28no8 Oct
Chicago09:01 → 11:3219:29holds20:07no8 Oct
Jersey City10:01 → 12:3219:35holds20:13no8 Oct
Port of Spain11:01 → 13:3220:25holds21:09no8 Oct
London16:01 → 18:3220:08holds20:42no8 Oct
Durban17:01 → 19:3220:49holds21:40no8 Oct
Dubai19:01 → 21:3220:08holds20:49holds8 Oct
Delhi21:31 → 00:0221:03no21:43holds9 Oct
Kolkata21:31 → 00:0220:25no21:06holds9 Oct
Singapore22:31 → 01:0220:43no21:28holds9 Oct
Sydney01:01 → 03:3220:37no21:29holds9 Oct
Suva03:01 → 05:3220:25no21:14holds9 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
karaka-chaturthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa