Ruling · Candra Ṣaṣṭhī · 2090

Thursday 14 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 168 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 14 September

Taken. The only moonrise Ṣaṣṭhī holds at.

21:28 moonrise
20:1620:4021:0421:2821:5222:1622:40

Holds at moonrise

Moonrise of Friday 15 September

Ṣaṣṭhī does not hold at moonrise. Not taken.

22:09 moonrise
20:5721:2121:4522:0922:3322:5723:21

Absent at moonrise

Ṣaṣṭhī presentMoonrise, the instant the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Ṣaṣṭhī runs from 18:12 on Thu 14 Sep to 19:21 on Fri 15 Sep.

    2090-09-14T10:11:35Z → 2090-09-15T11:20:35Z

  2. 02

    Kāla

    Moonrise is at 21:28 on the 14th and 22:09 on the 15th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Ṣaṣṭhī must be current at moonrise. It is on the 14th and is not on the 15th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Only one moonrise qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 10077 s

  5. 05

    Ruling

    Candra Ṣaṣṭhī, Baoding, 2090: Thursday 14 September.

    confidence: determinate

Say it like this

In Baoding, Candra Ṣaṣṭhī 2090 falls on Thursday 14 September. Ṣaṣṭhī runs from 18:12 on Thu 14 Sep to 19:21 on Fri 15 Sep and is current at moonrise that day.

ahargana.org/baoding/festivals/2090/chandra-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 14 Sep
Ahargaṇa, classicalDisc centre, no refractionThu 14 Sep
compat-drikpanchangComparison profileThu 14 Sep
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/chandra-shashthi · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Kṛṣṇa · Ṣaṣṭhī
Kāla
Moonrise
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 103

“K 6 Candra sasthi (Sasthi 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. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceṢaṣṭhīMoonrise 14thCoveredMoonrise 15thCoveredRuled
Los Angeles03:12 → 04:2122:37holds23:22no14 Sep
Chicago05:12 → 06:2122:17holds22:59no14 Sep
Jersey City06:12 → 07:2122:23holds23:06no14 Sep
Port of Spain06:12 → 07:2122:15holds23:03no14 Sep
London11:12 → 12:2121:54holds22:32no14 Sep
Durban12:12 → 13:2122:41holds23:36no14 Sep
Dubai14:12 → 15:2121:56holds22:40no14 Sep
Delhi15:42 → 16:5121:51holds22:34no14 Sep
Kolkata15:42 → 16:5121:13holds21:58no14 Sep
Singapore18:12 → 19:2123:03holds23:51no14 Sep
Sydney20:12 → 21:2122:29holds23:24no14 Sep
Suva22:12 → 23:2122:15holds23:07holds14 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
chandra-shashthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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