Ruling · Gaṇeśa Jayantī (Maghi Ganesh Jayanti) · 1958

Thursday 23 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 20 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 Thursday 23 January

Taken. Both middays qualify; the rule takes the first.

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

48 of 48 minutes covered

Midday of Friday 24 January

Qualifies with 48 of 48 minutes. Not taken.

madhyāhna begins 12:06  12:54 madhyāhna ends
Caturthī ends 13:14:49
11:1811:4212:0612:3012:5413:1813:42

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 10:49 on Thu 23 Jan to 13:15 on Fri 24 Jan.

    1958-01-23T02:49:29Z → 1958-01-24T05:14:49Z

  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 48 of 48 on the 24th.

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

  4. 04

    Tie-break

    Both middays qualify. Pūrvaviddhā: the first is taken.

    priority: purvaviddha → purvaviddha · margin 1227 s

  5. 05

    Ruling

    Gaṇeśa Jayantī, Baoding, 1958: Thursday 23 January.

    confidence: determinate

Say it like this

In Baoding, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1958 falls on Thursday 23 January. Caturthī runs from 10:49 on Thu 23 Jan to 13:15 on Fri 24 Jan and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; by the rule the first midday is taken.

ahargana.org/baoding/festivals/1958/ganesha-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 23 Jan
Ahargaṇa, classicalDisc centre, no refractionThu 23 Jan
compat-drikpanchangComparison profileThu 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 23rdCoveredMadhyāhna 24thCoveredRuled
Los Angeles18:49 → 21:1511:4148 min11:410 min23 Jan
Chicago20:49 → 23:1511:3948 min11:390 min23 Jan
Jersey City21:49 → 00:1511:4448 min11:450 min23 Jan
Port of Spain22:49 → 01:1511:5448 min11:540 min23 Jan
London02:49 → 05:1511:4948 min11:490 min23 Jan
Durban04:49 → 07:1511:4448 min11:440 min23 Jan
Dubai06:49 → 09:1512:0748 min12:070 min23 Jan
Delhi08:19 → 10:4512:0948 min12:090 min23 Jan
Kolkata08:19 → 10:4511:2448 min11:250 min23 Jan
Singapore10:19 → 12:4512:2248 min12:2322 min23 Jan
Sydney12:49 → 15:1511:430 min11:4348 min24 Jan
Suva14:49 → 17:1511:540 min11:5448 min24 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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