Ruling · Gaṇeśa Jayantī (Maghi Ganesh Jayanti) · 1969

Tuesday 21 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 450 minutes.

Decide it for

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 Tuesday 21 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

Midday of Wednesday 22 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

Caturthī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Caturthī runs from 04:35 on Tue 21 Jan to 03:05 on Wed 22 Jan.

    1969-01-20T20:35:13Z → 1969-01-21T19:05:03Z

  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 48 of 48 minutes on the 21st and 0 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 27024 s

  5. 05

    Ruling

    Gaṇeśa Jayantī, Baoding, 1969: Tuesday 21 January.

    confidence: determinate

Say it like this

In Baoding, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1969 falls on Tuesday 21 January. Caturthī runs from 04:35 on Tue 21 Jan to 03:05 on Wed 22 Jan and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1969/ganesha-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 21 Jan
Ahargaṇa, classicalDisc centre, no refractionTue 21 Jan
compat-drikpanchangComparison profileTue 21 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 20thCoveredMadhyāhna 21stCoveredRuled
Los Angeles12:35 → 11:0511:400 min11:410 min21 Jan
Chicago14:35 → 13:0511:380 min11:3848 min21 Jan
Jersey City15:35 → 14:0511:440 min11:4448 min21 Jan
Port of Spain16:35 → 15:0511:530 min11:5448 min21 Jan
London21:35 → 20:0512:480 min12:4848 min21 Jan
Durban22:35 → 21:0511:430 min11:4348 min21 Jan
Dubai00:35 → 23:0512:060 min12:0648 min21 Jan
Delhi02:05 → 00:3512:080 min12:0948 min21 Jan
Kolkata02:05 → 00:3511:240 min11:2448 min21 Jan
Singapore04:05 → 02:3512:220 min12:2248 min21 Jan
Sydney06:35 → 05:0511:420 min11:4248 min21 Jan
Suva08:35 → 07:0511:530 min11:5348 min21 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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