Ruling · Gaṇeśa Jayantī (Maghi Ganesh Jayanti) · 1909

Monday 25 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 363 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 Sunday 24 January

Caturthī is absent from madhyāhna. Not taken.

madhyāhna begins 12:06  12:54 madhyāhna ends
11:1811:4212:0612:3012:5413:1813:42

0 of 48 minutes covered

Midday of Monday 25 January

Taken. The only midday Caturthī reaches.

madhyāhna begins 12:07  12:55 madhyāhna ends
11:1911:4312:0712:3112:5513:1913:43

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 22:09 on Sun 24 Jan to 18:57 on Mon 25 Jan.

    1909-01-24T14:09:13Z → 1909-01-25T10:57:28Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 on the 24th, 12:07–12:55 on the 25th.

    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 24th and 48 of 48 on the 25th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 21766 s

  5. 05

    Ruling

    Gaṇeśa Jayantī, Baoding, 1909: Monday 25 January.

    confidence: determinate

Say it like this

In Baoding, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1909 falls on Monday 25 January. Caturthī runs from 22:09 on Sun 24 Jan to 18:57 on Mon 25 Jan and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1909/ganesha-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 25 Jan
Ahargaṇa, classicalDisc centre, no refractionMon 25 Jan
compat-drikpanchangComparison profileMon 25 Jan
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-jayanti · ruleset 2026.3-draft

Month
Māgha, amānta
Pakṣa · aṅga
Śukla · Caturthī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 105

“S 4 Tila caturthi and Kunda caturthi (pradosavyapini), Varada caturthi (Bengal & Orissa), Ganesa caturthi, Ganesa jayanti (madhyahnavyapini purvaviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturthīMadhyāhna 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles06:09 → 02:5711:4148 min11:420 min24 Jan
Chicago08:09 → 04:5711:3948 min11:390 min24 Jan
Jersey City09:09 → 05:5711:4548 min11:450 min24 Jan
Port of Spain10:09 → 06:5711:5448 min11:550 min24 Jan
London14:09 → 10:5711:490 min11:490 min25 Jan
Durban16:09 → 12:5711:440 min11:4448 min25 Jan
Dubai17:50 → 14:3811:480 min11:4848 min25 Jan
Delhi19:39 → 16:2712:090 min12:1048 min25 Jan
Kolkata19:39 → 16:2711:250 min11:2548 min25 Jan
Singapore21:09 → 17:5711:530 min11:5348 min25 Jan
Sydney00:09 → 20:5711:430 min11:4348 min25 Jan
Suva02:04 → 22:5211:490 min11:5048 min25 Jan
Profile · tradition
pac-rp@2026.1 · smarta
Rule
ganesha-jayanti@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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