Ruling · Gaṇeśa Jayantī (Maghi Ganesh Jayanti) · 2099

Sunday 25 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 534 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 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

Midday of Monday 26 January

Caturthī is absent from madhyāhna. Not taken.

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

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 00:27 on Sun 25 Jan to 03:13 on Mon 26 Jan.

    2099-01-24T16:26:50Z → 2099-01-25T19:12:50Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:07–12:55 on the 25th, 12:07–12:55 on the 26th.

    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 25th and 0 of 48 on the 26th.

    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 32055 s

  5. 05

    Ruling

    Gaṇeśa Jayantī, Baoding, 2099: Sunday 25 January.

    confidence: determinate

Say it like this

In Baoding, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 2099 falls on Sunday 25 January. Caturthī runs from 00:27 on Sun 25 Jan to 03:13 on Mon 26 Jan and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2099/ganesha-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 25 Jan
Ahargaṇa, classicalDisc centre, no refractionSun 25 Jan
compat-drikpanchangComparison profileSun 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 Angeles08:27 → 11:1311:4248 min11:420 min24 Jan
Chicago10:27 → 13:1311:3948 min11:3948 min24 Jan
Jersey City11:27 → 14:1311:4548 min11:4548 min24 Jan
Port of Spain12:27 → 15:1311:5516 min11:5548 min24 Jan
London16:27 → 19:1311:490 min11:4948 min25 Jan
Durban18:27 → 21:1311:440 min11:4448 min25 Jan
Dubai20:27 → 23:1312:070 min12:0748 min25 Jan
Delhi21:57 → 00:4312:100 min12:1048 min25 Jan
Kolkata21:57 → 00:4311:250 min11:2548 min25 Jan
Singapore00:27 → 03:1312:530 min12:5348 min25 Jan
Sydney03:27 → 06:1312:430 min12:4348 min25 Jan
Suva04:27 → 07:1311:540 min11:5548 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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