Ruling · Karaka Caturthī (Karwa Chauth) · 1964

Saturday 24 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 366 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 Friday 23 October

Caturthī does not hold at moonrise. Not taken.

19:07 moonrise
17:5518:1918:4319:0719:3119:5520:19

Absent at moonrise

Moonrise of Saturday 24 October

Taken. The only moonrise Caturthī holds at.

19:52 moonrise
18:4019:0419:2819:5220:1620:4021:04

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 04:42 on Sat 24 Oct to 01:57 on Sun 25 Oct.

    1964-10-23T20:42:23Z → 1964-10-24T17:57:28Z

  2. 02

    Kāla

    Moonrise is at 19:07 on the 23rd and 19:52 on the 24th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Caturthī must be current at moonrise. It is not on the 23rd and is on the 24th.

    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 21943 s

  5. 05

    Ruling

    Karaka Caturthī, Baoding, 1964: Saturday 24 October.

    confidence: determinate

Say it like this

In Baoding, Karaka Caturthī (Karwa Chauth) 1964 falls on Saturday 24 October. Caturthī runs from 04:42 on Sat 24 Oct to 01:57 on Sun 25 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/1964/karaka-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 24 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 24 Oct
compat-drikpanchangComparison profileSat 24 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 23rdCoveredMoonrise 24thCoveredRuled
Los Angeles13:42 → 10:5720:22holds21:14no23 Oct
Chicago15:42 → 12:5719:56holds20:43no23 Oct
Jersey City16:42 → 13:5720:03holds20:51no23 Oct
Port of Spain16:42 → 13:5720:11holds21:08no23 Oct
London21:42 → 18:5719:23no20:01no23 Oct
Durban22:42 → 19:5720:51no22:00no23 Oct
Dubai00:42 → 21:5719:43no20:34holds24 Oct
Delhi02:12 → 23:2719:36no20:26holds24 Oct
Kolkata02:12 → 23:2719:00no19:52holds24 Oct
Singapore04:12 → 01:2720:27no21:26holds24 Oct
Sydney06:42 → 03:5720:36no21:47holds24 Oct
Suva08:42 → 05:5720:14no21:19holds24 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