Ruling · Karaka Caturthī (Karwa Chauth) · 1925

Monday 5 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 661 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 Monday 5 October

Taken. The only moonrise Caturthī holds at.

20:08 moonrise
18:5619:2019:4420:0820:3220:5621:20

Holds at moonrise

Moonrise of Tuesday 6 October

Caturthī does not hold at moonrise. Not taken.

20:45 moonrise
19:3319:5720:2120:4521:0921:3321:57

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 09:07 on Mon 5 Oct to 09:03 on Tue 6 Oct.

    1925-10-05T01:06:53Z → 1925-10-06T01:03:20Z

  2. 02

    Kāla

    Moonrise is at 20:08 on the 5th and 20:45 on the 6th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Caturthī must be current at moonrise. It is on the 5th and is not 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 39654 s

  5. 05

    Ruling

    Karaka Caturthī, Baoding, 1925: Monday 5 October.

    confidence: determinate

Say it like this

In Baoding, Karaka Caturthī (Karwa Chauth) 1925 falls on Monday 5 October. Caturthī runs from 09:07 on Mon 5 Oct to 09:03 on Tue 6 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/1925/karaka-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 5 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 5 Oct
compat-drikpanchangComparison profileMon 5 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 Angeles17:07 → 17:0320:15no20:56no4 Oct
Chicago19:07 → 19:0319:55no20:33no4 Oct
Jersey City20:07 → 20:0320:01holds20:40no5 Oct
Port of Spain21:07 → 21:0320:55holds21:42no5 Oct
London01:07 → 01:0319:33holds20:04no5 Oct
Durban03:07 → 03:0321:22holds22:19no5 Oct
Dubai05:07 → 05:0320:35holds21:18no5 Oct
Delhi06:37 → 06:3320:30holds21:12no5 Oct
Kolkata06:37 → 06:3319:52holds20:36no5 Oct
Singapore08:07 → 08:0320:42holds21:31no5 Oct
Sydney11:07 → 11:0321:07holds22:07no5 Oct
Suva13:07 → 13:0320:54holds21:48no5 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