Ruling · Vasanta Pañcamī · 1920

Monday 26 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 99 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 25 January

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:07  12:55 madhyāhna ends
11:1911:4312:0712:3112:5513:1913:43

0 of 48 minutes covered

Midday of Monday 26 January

Taken. The only midday Pañcamī reaches.

madhyāhna begins 12:07  12:55 madhyāhna ends
11:1911:4312:0712:3112:5513:1913:43

48 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Pañcamī runs from 15:06 on Sun 25 Jan to 14:34 on Mon 26 Jan.

    1920-01-25T07:06:22Z → 1920-01-26T06:33:51Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:07–12:55 on the 25th, 12:07–12:55 on the 26th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.

    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: unstated → only-day · margin 5946 s

  5. 05

    Ruling

    Vasanta Pañcamī, Baoding, 1920: Monday 26 January.

    confidence: determinate

Say it like this

In Baoding, Vasanta Pañcamī 1920 falls on Monday 26 January. Pañcamī runs from 15:06 on Sun 25 Jan to 14:34 on Mon 26 Jan and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1920/vasanta-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 26 Jan
Ahargaṇa, classicalDisc centre, no refractionMon 26 Jan
compat-drikpanchangComparison profileMon 26 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/vasanta-panchami · ruleset 2026.3-draft

Month
Māgha, amānta
Pakṣa · aṅga
Śukla · Pañcamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 105

“S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePañcamīMadhyāhna 25thCoveredMadhyāhna 26thCoveredRuled
Los Angeles23:06 → 22:3411:4148 min11:420 min25 Jan
Chicago01:06 → 00:3411:3948 min11:390 min25 Jan
Jersey City02:06 → 01:3411:4548 min11:450 min25 Jan
Port of Spain03:06 → 02:3411:5448 min11:550 min25 Jan
London07:06 → 06:3411:4948 min11:490 min25 Jan
Durban09:06 → 08:3411:4448 min11:440 min25 Jan
Dubai11:06 → 10:3412:0748 min12:070 min25 Jan
Delhi12:36 → 12:0412:0921 min12:100 min25 Jan
Kolkata12:36 → 12:0411:250 min11:2539 min26 Jan
Singapore14:06 → 13:3411:530 min11:5348 min26 Jan
Sydney17:06 → 16:3411:430 min11:4348 min26 Jan
Suva19:06 → 18:3411:540 min11:5548 min26 Jan
Profile · tradition
pac-rp@2026.1 · smarta
Rule
vasanta-panchami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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