Ruling · Gaṇeśa Jayantī (Maghi Ganesh Jayanti) · 1950

Sunday 22 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 145 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 Saturday 21 January

Caturthī is absent from madhyāhna. Not taken.

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

0 of 48 minutes covered

Midday of Sunday 22 January

Taken. The only midday Caturthī reaches.

madhyāhna begins 12:06  12:54 madhyāhna ends
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 15:19 on Sat 21 Jan to 16:29 on Sun 22 Jan.

    1950-01-21T07:18:54Z → 1950-01-22T08:28:32Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 on the 21st, 12:06–12:54 on the 22nd.

    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 21st and 48 of 48 on the 22nd.

    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 8721 s

  5. 05

    Ruling

    Gaṇeśa Jayantī, Baoding, 1950: Sunday 22 January.

    confidence: determinate

Say it like this

In Baoding, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1950 falls on Sunday 22 January. Caturthī runs from 15:19 on Sat 21 Jan to 16:29 on Sun 22 Jan and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1950/ganesha-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 22 Jan
Ahargaṇa, classicalDisc centre, no refractionSun 22 Jan
compat-drikpanchangComparison profileSun 22 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 21stCoveredMadhyāhna 22ndCoveredRuled
Los Angeles23:19 → 00:2911:4148 min11:410 min21 Jan
Chicago01:19 → 02:2911:3848 min11:380 min21 Jan
Jersey City02:19 → 03:2911:4448 min11:440 min21 Jan
Port of Spain03:19 → 04:2911:5348 min11:540 min21 Jan
London07:19 → 08:2911:4848 min11:480 min21 Jan
Durban09:19 → 10:2911:4348 min11:430 min21 Jan
Dubai11:19 → 12:2912:0648 min12:0622 min21 Jan
Delhi12:49 → 13:5912:088 min12:0948 min21 Jan
Kolkata12:49 → 13:5911:240 min11:2448 min22 Jan
Singapore14:49 → 15:5912:220 min12:2248 min22 Jan
Sydney17:19 → 18:2911:420 min11:4248 min22 Jan
Suva19:19 → 20:2911:530 min11:5448 min22 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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