Ruling · Candra Ṣaṣṭhī · 1977

Monday 3 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 133 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 Sunday 2 October

Ṣaṣṭhī does not hold at moonrise. Not taken.

21:06 moonrise
19:5420:1820:4221:0621:3021:5422:18

Absent at moonrise

Moonrise of Monday 3 October

Taken. The only moonrise Ṣaṣṭhī holds at.

21:50 moonrise
20:3821:0221:2621:5022:1422:3823:02

Holds 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 23:18 on Sun 2 Oct to 01:46 on Tue 4 Oct.

    1977-10-02T15:18:22Z → 1977-10-03T17:46:25Z

  2. 02

    Kāla

    Moonrise is at 21:06 on the 2nd and 21:50 on the 3rd.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Ṣaṣṭhī must be current at moonrise. It is not on the 2nd and is on the 3rd.

    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 7972 s

  5. 05

    Ruling

    Candra Ṣaṣṭhī, Baoding, 1977: Monday 3 October.

    confidence: determinate

Say it like this

In Baoding, Candra Ṣaṣṭhī 1977 falls on Monday 3 October. Ṣaṣṭhī runs from 23:18 on Sun 2 Oct to 01:46 on Tue 4 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/1977/chandra-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 3 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 3 Oct
compat-drikpanchangComparison profileMon 3 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/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 2ndCoveredMoonrise 3rdCoveredRuled
Los Angeles08:18 → 10:4622:19holds23:05no2 Oct
Chicago10:18 → 12:4621:55holds22:41no2 Oct
Jersey City11:18 → 13:4622:02holds22:48no2 Oct
Port of Spain11:18 → 13:4622:02holds22:50no2 Oct
London16:18 → 18:4621:26holds22:10no2 Oct
Durban17:18 → 19:4622:39holds23:28no2 Oct
Dubai19:18 → 21:4621:39holds22:25no2 Oct
Delhi20:48 → 23:1621:33holds22:18holds2 Oct
Kolkata20:48 → 23:1620:57holds21:42holds2 Oct
Singapore22:48 → 01:1622:22no23:09holds3 Oct
Sydney01:18 → 03:4622:29no23:19holds3 Oct
Suva03:18 → 05:4622:10no22:59holds3 Oct
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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