Ruling · Karaka Caturthī (Karwa Chauth) · 2000

Monday 16 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 421 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 16 October

Taken. The only moonrise Caturthī holds at.

19:49 moonrise
18:3719:0119:2519:4920:1320:3721:01

Holds at moonrise

Moonrise of Tuesday 17 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 12:49 on Mon 16 Oct to 10:58 on Tue 17 Oct.

    2000-10-16T04:48:42Z → 2000-10-17T02:57:54Z

  2. 02

    Kāla

    Moonrise is at 19:49 on the 16th and 20:34 on the 17th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Caturthī must be current at moonrise. It is on the 16th and is not on the 17th.

    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 25230 s

  5. 05

    Ruling

    Karaka Caturthī, Baoding, 2000: Monday 16 October.

    confidence: determinate

Say it like this

In Baoding, Karaka Caturthī (Karwa Chauth) 2000 falls on Monday 16 October. Caturthī runs from 12:49 on Mon 16 Oct to 10:58 on Tue 17 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/2000/karaka-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 16 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 16 Oct
compat-drikpanchangComparison profileMon 16 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 16thCoveredMoonrise 17thCoveredRuled
Los Angeles21:49 → 19:5821:03no21:54no15 Oct
Chicago23:49 → 21:5820:39holds21:26no16 Oct
Jersey City00:49 → 22:5820:45holds21:33no16 Oct
Port of Spain00:49 → 22:5820:49holds21:44no16 Oct
London05:49 → 03:5820:09holds20:48no16 Oct
Durban06:49 → 04:5821:25holds22:29no16 Oct
Dubai08:49 → 06:5820:23holds21:13no16 Oct
Delhi10:19 → 08:2820:16holds21:05no16 Oct
Kolkata10:19 → 08:2819:40holds20:31no16 Oct
Singapore12:49 → 10:5821:35holds22:31no16 Oct
Sydney15:49 → 13:5822:10holds23:16no16 Oct
Suva16:49 → 14:5820:51holds21:52no16 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