Ruling · Candra Ṣaṣṭhī · 1988

Friday 30 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 436 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 Friday 30 September

Taken. The only moonrise Ṣaṣṭhī holds at.

20:41 moonrise
19:2919:5320:1720:4121:0521:2921:53

Holds at moonrise

Moonrise of Saturday 1 October

Ṣaṣṭhī does not hold at moonrise. Not taken.

21:33 moonrise
20:2120:4521:0921:3321:5722:2122:45

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 13:24 on Fri 30 Sep to 12:36 on Sat 1 Oct.

    1988-09-30T05:24:20Z → 1988-10-01T04:36:24Z

  2. 02

    Kāla

    Moonrise is at 20:41 on the 30th and 21:33 on the 1st.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Ṣaṣṭhī must be current at moonrise. It is on the 30th and is not on the 1st.

    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 26175 s

  5. 05

    Ruling

    Candra Ṣaṣṭhī, Baoding, 1988: Friday 30 September.

    confidence: determinate

Say it like this

In Baoding, Candra Ṣaṣṭhī 1988 falls on Friday 30 September. Ṣaṣṭhī runs from 13:24 on Fri 30 Sep to 12:36 on Sat 1 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/1988/chandra-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 30 Sep
Ahargaṇa, classicalDisc centre, no refractionFri 30 Sep
compat-drikpanchangComparison profileFri 30 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 30thCoveredMoonrise 1stCoveredRuled
Los Angeles22:24 → 21:3622:06no23:03no29 Sep
Chicago00:24 → 23:3621:29holds22:25no30 Sep
Jersey City01:24 → 00:3621:38holds22:33no30 Sep
Port of Spain01:24 → 00:3622:15holds23:11no30 Sep
London06:24 → 05:3620:32holds21:24no30 Sep
Durban07:24 → 06:3623:28holds00:27no30 Sep
Dubai09:24 → 08:3621:34holds22:29no30 Sep
Delhi10:54 → 10:0621:23holds22:17no30 Sep
Kolkata10:54 → 10:0620:53holds21:49no30 Sep
Singapore13:24 → 12:3623:08holds00:05no30 Sep
Sydney15:24 → 14:3623:19holds00:21no30 Sep
Suva17:24 → 16:3622:41holds23:41no30 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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