Ruling · Gaṇeśa Jayantī (Maghi Ganesh Jayanti) · 2027

Wednesday 10 February

Determinatein Ujjain, under the Rashtriya Panchang method. Clear of every threshold by 552 minutes.

Decide it for

UjjainDelhiKolkataSingaporeSydneyJersey City

23°11′ N 75°47′ E · Asia/Kolkata · GeoNames 1253914

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Wednesday 10 February

Taken. The only midday Caturthī reaches.

madhyāhna begins 12:17  13:05 madhyāhna ends
11:2911:5312:1712:4113:0513:2913:53

48 of 48 minutes covered

Midday of Thursday 11 February

Caturthī is absent from madhyāhna. Not taken.

madhyāhna begins 12:17  13:05 madhyāhna ends
11:2911:5312:1712:4113:0513:2913:53

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 02:20 on Wed 10 Feb to 03:05 on Thu 11 Feb.

    2027-02-09T20:50:18Z → 2027-02-10T21:35:02Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:17–13:05 on the 10th, 12:17–13:05 on the 11th.

    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 10th and 0 of 48 on the 11th.

    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 33132 s

  5. 05

    Ruling

    Gaṇeśa Jayantī, Ujjain, 2027: Wednesday 10 February.

    confidence: determinate

Say it like this

In Ujjain, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 2027 falls on Wednesday 10 February. Caturthī runs from 02:20 on Wed 10 Feb to 03:05 on Thu 11 Feb and covers all of madhyāhna that midday.

ahargana.org/ujjain/festivals/2027/ganesha-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 10 Feb
Ahargaṇa, classicalDisc centre, no refractionWed 10 Feb
compat-drikpanchangComparison profileWed 10 Feb
No institution has a recorded ruling for Ujjain.

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 9thCoveredMadhyāhna 10thCoveredRuled
Los Angeles12:50 → 13:3511:430 min11:4348 min10 Feb
Chicago14:50 → 15:3511:410 min11:4148 min10 Feb
Jersey City15:50 → 16:3511:470 min11:4748 min10 Feb
Port of Spain16:50 → 17:3511:560 min11:5648 min10 Feb
London20:50 → 21:3511:510 min11:5148 min10 Feb
Durban22:50 → 23:3511:460 min11:4648 min10 Feb
Dubai00:50 → 01:3512:090 min12:0948 min10 Feb
Delhi02:20 → 03:0512:110 min12:1148 min10 Feb
Kolkata02:20 → 03:0511:270 min11:2748 min10 Feb
Singapore04:50 → 05:3512:550 min12:5548 min10 Feb
Sydney07:50 → 08:3512:450 min12:4548 min10 Feb
Suva08:50 → 09:3511:560 min11:5648 min10 Feb
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