Ruling · Karaka Caturthī (Karwa Chauth) · 1998

Thursday 8 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 172 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 Thursday 8 October

Taken. The only moonrise Caturthī holds at.

19:55 moonrise
18:4319:0719:3119:5520:1920:4321:07

Holds at moonrise

Moonrise of Friday 9 October

Caturthī does not hold at moonrise. Not taken.

20:42 moonrise
19:3019:5420:1820:4221:0621:3021:54

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 17:02 on Thu 8 Oct to 13:48 on Fri 9 Oct.

    1998-10-08T09:02:29Z → 1998-10-09T05:47:58Z

  2. 02

    Kāla

    Moonrise is at 19:55 on the 8th and 20:42 on the 9th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Caturthī must be current at moonrise. It is on the 8th and is not on the 9th.

    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 10346 s

  5. 05

    Ruling

    Karaka Caturthī, Baoding, 1998: Thursday 8 October.

    confidence: determinate

Say it like this

In Baoding, Karaka Caturthī (Karwa Chauth) 1998 falls on Thursday 8 October. Caturthī runs from 17:02 on Thu 8 Oct to 13:48 on Fri 9 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/1998/karaka-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 8 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 8 Oct
compat-drikpanchangComparison profileThu 8 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 8thCoveredMoonrise 9thCoveredRuled
Los Angeles02:02 → 22:4821:08holds21:59no8 Oct
Chicago04:02 → 00:4820:47holds21:35no8 Oct
Jersey City05:02 → 01:4820:54holds21:42no8 Oct
Port of Spain05:02 → 01:4820:45holds21:41no8 Oct
London10:02 → 06:4820:24holds21:05no8 Oct
Durban11:02 → 07:4821:08holds22:13no8 Oct
Dubai13:02 → 09:4820:23holds21:15no8 Oct
Delhi14:32 → 11:1820:18holds21:08no8 Oct
Kolkata14:32 → 11:1819:39holds20:32no8 Oct
Singapore17:02 → 13:4821:28holds22:25no8 Oct
Sydney19:02 → 15:4820:51holds21:58no8 Oct
Suva21:02 → 17:4820:37no21:40no8 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