Ruling · Karaka Caturthī (Karwa Chauth) · 2064

Wednesday 29 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 153 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 28 October

Caturthī does not hold at moonrise. Not taken.

18:50 moonrise
17:3818:0218:2618:5019:1419:3820:02

Absent at moonrise

Moonrise of Wednesday 29 October

Taken. The only moonrise Caturthī holds at.

19:39 moonrise
18:2718:5119:1519:3920:0320:2720:51

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 21:22 on Tue 28 Oct to 22:54 on Wed 29 Oct.

    2064-10-28T13:22:17Z → 2064-10-29T14:54:17Z

  2. 02

    Kāla

    Moonrise is at 18:50 on the 28th and 19:39 on the 29th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Caturthī must be current at moonrise. It is not on the 28th and is on the 29th.

    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 9161 s

  5. 05

    Ruling

    Karaka Caturthī, Baoding, 2064: Wednesday 29 October.

    confidence: determinate

Say it like this

In Baoding, Karaka Caturthī (Karwa Chauth) 2064 falls on Wednesday 29 October. Caturthī runs from 21:22 on Tue 28 Oct to 22:54 on Wed 29 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/2064/karaka-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 29 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 29 Oct
compat-drikpanchangComparison profileWed 29 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 28thCoveredMoonrise 29thCoveredRuled
Los Angeles06:22 → 07:5420:13holds21:07no28 Oct
Chicago08:22 → 09:5419:37holds20:32no28 Oct
Jersey City09:22 → 10:5419:46holds20:40no28 Oct
Port of Spain09:22 → 10:5420:17holds21:11no28 Oct
London13:22 → 14:5417:45holds18:36no28 Oct
Durban15:22 → 16:5421:26holds22:20no28 Oct
Dubai17:22 → 18:5419:40holds20:32no28 Oct
Delhi18:52 → 20:2419:30holds20:21holds28 Oct
Kolkata18:52 → 20:2418:59holds19:51holds28 Oct
Singapore21:22 → 22:5421:12no22:05holds29 Oct
Sydney00:22 → 01:5422:19no23:14holds29 Oct
Suva01:22 → 02:5420:44no21:38holds29 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