Ruling · Gaṇeśa Jayantī (Maghi Ganesh Jayanti) · 2011

Monday 7 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 246 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 6 February

Caturthī is absent from madhyāhna. Not taken.

madhyāhna begins 12:08  12:56 madhyāhna ends
11:2011:4412:0812:3212:5613:2013:44

0 of 48 minutes covered

Midday of Monday 7 February

Taken. The only midday Caturthī reaches.

madhyāhna begins 12:08  12:56 madhyāhna ends
11:2011:4412:0812:3212:5613:2013:44

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 17:02 on Sun 6 Feb to 19:36 on Mon 7 Feb.

    2011-02-06T09:02:15Z → 2011-02-07T11:36:01Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:08–12:56 on the 6th, 12:08–12:56 on the 7th.

    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 6th and 48 of 48 on the 7th.

    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 14751 s

  5. 05

    Ruling

    Gaṇeśa Jayantī, Baoding, 2011: Monday 7 February.

    confidence: determinate

Say it like this

In Baoding, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 2011 falls on Monday 7 February. Caturthī runs from 17:02 on Sun 6 Feb to 19:36 on Mon 7 Feb and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2011/ganesha-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 7 Feb
Ahargaṇa, classicalDisc centre, no refractionMon 7 Feb
compat-drikpanchangComparison profileMon 7 Feb
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 6thCoveredMadhyāhna 7thCoveredRuled
Los Angeles01:02 → 03:3611:4348 min11:430 min6 Feb
Chicago03:02 → 05:3611:4148 min11:410 min6 Feb
Jersey City04:02 → 06:3611:4748 min11:470 min6 Feb
Port of Spain05:02 → 07:3611:5648 min11:560 min6 Feb
London09:02 → 11:3611:5148 min11:510 min6 Feb
Durban11:02 → 13:3611:4648 min11:4648 min6 Feb
Dubai13:02 → 15:3612:090 min12:0948 min7 Feb
Delhi14:32 → 17:0612:110 min12:1148 min7 Feb
Kolkata14:32 → 17:0611:270 min11:2748 min7 Feb
Singapore17:02 → 19:3612:550 min12:5548 min7 Feb
Sydney20:02 → 22:3612:450 min12:4548 min7 Feb
Suva22:02 → 00:3612:560 min12:5648 min7 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

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