Ruling · Karaka Caturthī (Karwa Chauth) · 1906

Saturday 6 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 308 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 5 October

Caturthī does not hold at moonrise. Not taken.

19:45 moonrise
18:3318:5719:2119:4520:0920:3320:57

Absent at moonrise

Moonrise of Saturday 6 October

Taken. The only moonrise Caturthī holds at.

20:18 moonrise
19:0619:3019:5420:1820:4221:0621:30

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 00:54 on Sat 6 Oct to 03:06 on Sun 7 Oct.

    1906-10-05T16:53:52Z → 1906-10-06T19:05:52Z

  2. 02

    Kāla

    Moonrise is at 19:45 on the 5th and 20:18 on the 6th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Caturthī must be current at moonrise. It is not on the 5th and is on the 6th.

    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 18507 s

  5. 05

    Ruling

    Karaka Caturthī, Baoding, 1906: Saturday 6 October.

    confidence: determinate

Say it like this

In Baoding, Karaka Caturthī (Karwa Chauth) 1906 falls on Saturday 6 October. Caturthī runs from 00:54 on Sat 6 Oct to 03:06 on Sun 7 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/1906/karaka-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 6 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 6 Oct
compat-drikpanchangComparison profileSat 6 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 5thCoveredMoonrise 6thCoveredRuled
Los Angeles08:54 → 11:0619:49holds20:25no5 Oct
Chicago10:54 → 13:0619:31holds20:04no5 Oct
Jersey City11:54 → 14:0619:37holds20:11no5 Oct
Port of Spain12:54 → 15:0620:23holds21:06no5 Oct
London16:54 → 19:0619:14holds19:41no5 Oct
Durban18:54 → 21:0620:42holds21:36no5 Oct
Dubai20:35 → 22:4719:49no20:27holds6 Oct
Delhi22:24 → 00:3620:04no20:41holds6 Oct
Kolkata22:24 → 00:3619:25no20:04holds6 Oct
Singapore23:54 → 02:0620:11no20:55holds6 Oct
Sydney02:54 → 05:0620:29no21:23holds6 Oct
Suva04:49 → 07:0120:14no21:04holds6 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