Ruling · Karaka Caturthī (Karwa Chauth) · 2019

Thursday 17 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 632 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 17 October

Taken. The only moonrise Caturthī holds at.

19:51 moonrise
18:3919:0319:2719:5120:1520:3921:03

Holds at moonrise

Moonrise of Friday 18 October

Caturthī does not hold at moonrise. Not taken.

20:31 moonrise
19:1919:4320:0720:3120:5521:1921:43

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 09:18 on Thu 17 Oct to 09:59 on Fri 18 Oct.

    2019-10-17T01:18:26Z → 2019-10-18T01:58:59Z

  2. 02

    Kāla

    Moonrise is at 19:51 on the 17th and 20:31 on the 18th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Caturthī must be current at moonrise. It is on the 17th and is not on the 18th.

    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 37905 s

  5. 05

    Ruling

    Karaka Caturthī, Baoding, 2019: Thursday 17 October.

    confidence: determinate

Say it like this

In Baoding, Karaka Caturthī (Karwa Chauth) 2019 falls on Thursday 17 October. Caturthī runs from 09:18 on Thu 17 Oct to 09:59 on Fri 18 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/2019/karaka-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 17 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 17 Oct
compat-drikpanchangComparison profileThu 17 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 17thCoveredMoonrise 18thCoveredRuled
Los Angeles18:18 → 18:5921:02no21:48no16 Oct
Chicago20:18 → 20:5920:37holds21:20no17 Oct
Jersey City21:18 → 21:5920:44holds21:27no17 Oct
Port of Spain21:18 → 21:5920:50holds21:40no17 Oct
London02:18 → 02:5920:07holds20:42no17 Oct
Durban03:18 → 03:5921:31holds22:29no17 Oct
Dubai05:18 → 05:5920:25holds21:10no17 Oct
Delhi06:48 → 07:2920:18holds21:03no17 Oct
Kolkata06:48 → 07:2919:43holds20:29no17 Oct
Singapore09:18 → 09:5921:40holds22:30no17 Oct
Sydney12:18 → 12:5922:18holds23:18no17 Oct
Suva13:18 → 13:5920:58holds21:53no17 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