Ruling · Karaka Caturthī (Karwa Chauth) · 2013

Tuesday 22 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 552 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 Tuesday 22 October

Taken. The only moonrise Caturthī holds at.

19:46 moonrise
18:3418:5819:2219:4620:1020:3420:58

Holds at moonrise

Moonrise of Wednesday 23 October

Caturthī does not hold at moonrise. Not taken.

20:34 moonrise
19:2219:4620:1020:3420:5821:2221:46

Absent 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 09:36 on Tue 22 Oct to 11:22 on Wed 23 Oct.

    2013-10-22T01:36:27Z → 2013-10-23T03:21:57Z

  2. 02

    Kāla

    Moonrise is at 19:46 on the 22nd and 20:34 on the 23rd.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Caturthī must be current at moonrise. It is on the 22nd and is not on the 23rd.

    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 33117 s

  5. 05

    Ruling

    Karaka Caturthī, Baoding, 2013: Tuesday 22 October.

    confidence: determinate

Say it like this

In Baoding, Karaka Caturthī (Karwa Chauth) 2013 falls on Tuesday 22 October. Caturthī runs from 09:36 on Tue 22 Oct to 11:22 on Wed 23 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/2013/karaka-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 22 Oct
Ahargaṇa, classicalDisc centre, no refractionTue 22 Oct
compat-drikpanchangComparison profileTue 22 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 22ndCoveredMoonrise 23rdCoveredRuled
Los Angeles18:36 → 20:2221:03no21:52no21 Oct
Chicago20:36 → 22:2220:37holds21:27no22 Oct
Jersey City21:36 → 23:2220:44holds21:34no22 Oct
Port of Spain21:36 → 23:2220:49holds21:38no22 Oct
London02:36 → 04:2220:04holds20:52no22 Oct
Durban03:36 → 05:2221:31holds22:20no22 Oct
Dubai05:36 → 07:2220:23holds21:11no22 Oct
Delhi07:06 → 08:5220:16holds21:04no22 Oct
Kolkata07:06 → 08:5219:41holds20:29no22 Oct
Singapore09:36 → 11:2221:39holds22:28no22 Oct
Sydney12:36 → 14:2222:21holds23:11no22 Oct
Suva13:36 → 15:2220:59holds21:49no22 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