Ruling · Gaṇeśa Jayantī (Maghi Ganesh Jayanti) · 1940

Monday 12 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 610 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 Monday 12 February

Taken. The only midday Caturthī reaches.

madhyāhna begins 12:09  12:57 madhyāhna ends
11:2111:4512:0912:3312:5713:2113:45

48 of 48 minutes covered

Midday of Tuesday 13 February

Caturthī is absent from madhyāhna. Not taken.

madhyāhna begins 12:09  12:57 madhyāhna ends
11:2111:4512:0912:3312:5713:2113:45

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 23:15 on Sun 11 Feb to 01:59 on Tue 13 Feb.

    1940-02-11T15:15:22Z → 1940-02-12T17:59:10Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 12th, 12:09–12:57 on the 13th.

    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 12th and 0 of 48 on the 13th.

    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 36575 s

  5. 05

    Ruling

    Gaṇeśa Jayantī, Baoding, 1940: Monday 12 February.

    confidence: determinate

Say it like this

In Baoding, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1940 falls on Monday 12 February. Caturthī runs from 23:15 on Sun 11 Feb to 01:59 on Tue 13 Feb and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1940/ganesha-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 12 Feb
Ahargaṇa, classicalDisc centre, no refractionMon 12 Feb
compat-drikpanchangComparison profileMon 12 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 11thCoveredMadhyāhna 12thCoveredRuled
Los Angeles07:15 → 09:5911:4448 min11:440 min11 Feb
Chicago09:15 → 11:5911:4148 min11:4118 min11 Feb
Jersey City10:15 → 12:5911:4748 min11:4748 min11 Feb
Port of Spain11:15 → 13:5911:5648 min11:5648 min11 Feb
London15:15 → 17:5911:510 min11:5148 min12 Feb
Durban17:15 → 19:5911:460 min11:4648 min12 Feb
Dubai19:15 → 21:5912:090 min12:0948 min12 Feb
Delhi20:45 → 23:2912:120 min12:1248 min12 Feb
Kolkata20:45 → 23:2911:270 min11:2748 min12 Feb
Singapore22:35 → 01:1912:150 min12:1548 min12 Feb
Sydney01:15 → 03:5911:450 min11:4548 min12 Feb
Suva03:15 → 05:5911:570 min11:5748 min12 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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