Ruling · Gaṇeśa Caturthī · 2005

Wednesday 7 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 184 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Wednesday 7 September

Taken. The only midday Caturthī reaches.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

48 of 48 minutes covered

Midday of Thursday 8 September

Caturthī is absent from madhyāhna. Not taken.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

0 of 48 minutes covered

Caturthī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Caturthī runs from 07:52 on Wed 7 Sep to 08:47 on Thu 8 Sep.

    2005-09-06T23:52:28Z → 2005-09-08T00:47:16Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 on the 7th, 11:52–12:40 on the 8th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.

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

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 11057 s

  5. 05

    Ruling

    Gaṇeśa Caturthī, Baoding, 2005: Wednesday 7 September.

    confidence: determinate

Say it like this

In Baoding, Gaṇeśa Caturthī 2005 falls on Wednesday 7 September. Caturthī runs from 07:52 on Wed 7 Sep to 08:47 on Thu 8 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2005/ganesha-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 7 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 7 Sep
compat-drikpanchangComparison profileWed 7 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/ganesha-chaturthi · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Śukla · Caturthī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 103

“S 4 Varada caturthi (purvaviddha, madhyahnavyapini), Samvatsari parva (Jain-caturthi paksa), Saubhagya caturthi (Bengal), Ganesa caturthi (madhyahna vyapini and purvaviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturthīMadhyāhna 6thCoveredMadhyāhna 8thCoveredRuled
Los Angeles16:52 → 17:4712:270 min12:260 min7 Sep
Chicago18:52 → 19:4712:240 min12:240 min7 Sep
Jersey City19:52 → 20:4712:300 min12:300 min7 Sep
Port of Spain19:52 → 20:4711:400 min11:400 min7 Sep
London00:52 → 01:4712:340 min12:340 min7 Sep
Durban01:52 → 02:4711:300 min11:300 min7 Sep
Dubai03:52 → 04:4711:530 min11:520 min7 Sep
Delhi05:22 → 06:1711:550 min11:550 min7 Sep
Kolkata05:22 → 06:1711:110 min11:100 min7 Sep
Singapore07:52 → 08:4712:390 min12:380 min7 Sep
Sydney09:52 → 10:4711:300 min11:290 min7 Sep
Suva11:52 → 12:4711:410 min11:4048 min7 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
ganesha-chaturthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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