Ruling · Gaṇeśa Jayantī (Maghi Ganesh Jayanti) · 1912

Tuesday 23 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 532 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 Tuesday 23 January

Taken. The only midday Caturthī reaches.

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

48 of 48 minutes covered

Midday of Wednesday 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

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

How it was decided

  1. 01

    Aṅga

    Caturthī runs from 01:38 on Tue 23 Jan to 03:14 on Wed 24 Jan.

    1912-01-22T17:38:09Z → 1912-01-23T19:14:14Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 on the 23rd, 12:06–12:54 on the 24th.

    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 23rd and 0 of 48 on the 24th.

    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 31923 s

  5. 05

    Ruling

    Gaṇeśa Jayantī, Baoding, 1912: Tuesday 23 January.

    confidence: determinate

Say it like this

In Baoding, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1912 falls on Tuesday 23 January. Caturthī runs from 01:38 on Tue 23 Jan to 03:14 on Wed 24 Jan and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1912/ganesha-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 23 Jan
Ahargaṇa, classicalDisc centre, no refractionTue 23 Jan
compat-drikpanchangComparison profileTue 23 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 22ndCoveredMadhyāhna 23rdCoveredRuled
Los Angeles09:38 → 11:1411:4148 min11:410 min22 Jan
Chicago11:38 → 13:1411:3848 min11:3948 min22 Jan
Jersey City12:38 → 14:1411:440 min11:4448 min23 Jan
Port of Spain13:38 → 15:1411:540 min11:5448 min23 Jan
London17:38 → 19:1411:480 min11:4948 min23 Jan
Durban19:38 → 21:1411:430 min11:4348 min23 Jan
Dubai21:19 → 22:5511:470 min11:4848 min23 Jan
Delhi23:08 → 00:4412:090 min12:0948 min23 Jan
Kolkata23:08 → 00:4411:240 min11:2448 min23 Jan
Singapore00:38 → 02:1411:520 min11:5248 min23 Jan
Sydney03:38 → 05:1411:420 min11:4348 min23 Jan
Suva05:33 → 07:0911:490 min11:4948 min23 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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