Ruling · Gaṇeśa Caturthī · 2002

Tuesday 10 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 501 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 Monday 9 September

Caturthī is absent from madhyāhna. Not taken.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

0 of 48 minutes covered

Midday of Tuesday 10 September

Taken. The only midday Caturthī reaches.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

48 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 00:12 on Tue 10 Sep to 21:00 on Tue 10 Sep.

    2002-09-09T16:12:17Z → 2002-09-10T13:00:23Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 9th, 11:51–12:39 on the 10th.

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

  3. 03

    Rule

    Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 48 of 48 on the 10th.

    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 30085 s

  5. 05

    Ruling

    Gaṇeśa Caturthī, Baoding, 2002: Tuesday 10 September.

    confidence: determinate

Say it like this

In Baoding, Gaṇeśa Caturthī 2002 falls on Tuesday 10 September. Caturthī runs from 00:12 on Tue 10 Sep to 21:00 on Tue 10 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2002/ganesha-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 10 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 10 Sep
compat-drikpanchangComparison profileTue 10 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 9thCoveredMadhyāhna 10thCoveredRuled
Los Angeles09:12 → 06:0012:2648 min12:260 min9 Sep
Chicago11:12 → 08:0012:2448 min12:230 min9 Sep
Jersey City12:12 → 09:0012:2948 min12:290 min9 Sep
Port of Spain12:12 → 09:0011:3915 min11:390 min9 Sep
London17:12 → 14:0012:330 min12:3348 min10 Sep
Durban18:12 → 15:0011:300 min11:2948 min10 Sep
Dubai20:12 → 17:0011:520 min11:5248 min10 Sep
Delhi21:42 → 18:3011:540 min11:5448 min10 Sep
Kolkata21:42 → 18:3011:100 min11:1048 min10 Sep
Singapore00:12 → 21:0012:380 min12:3848 min10 Sep
Sydney02:12 → 23:0011:290 min11:2948 min10 Sep
Suva04:12 → 01:0011:400 min11:4048 min10 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

About Ahargaṇa