Ruling · Vasanta Pañcamī (Basant Panchami) · 1977

Monday 24 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 353 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 23 January

Pañcamī 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 Monday 24 January

Taken. The only midday Pañcamī reaches.

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

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 18:48 on Sun 23 Jan to 19:49 on Mon 24 Jan.

    1977-01-23T10:47:37Z → 1977-01-24T11:49:09Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 on the 23rd, 12:06–12:54 on the 24th.

    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 23rd and 48 of 48 on the 24th.

    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 21209 s

  5. 05

    Ruling

    Vasanta Pañcamī, Baoding, 1977: Monday 24 January.

    confidence: determinate

Say it like this

In Baoding, Vasanta Pañcamī (Basant Panchami) 1977 falls on Monday 24 January. Pañcamī runs from 18:48 on Sun 23 Jan to 19:49 on Mon 24 Jan and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1977/vasanta-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 24 Jan
Ahargaṇa, classicalDisc centre, no refractionMon 24 Jan
compat-drikpanchangComparison profileMon 24 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 23rdCoveredMadhyāhna 24thCoveredRuled
Los Angeles02:48 → 03:4911:4148 min11:410 min23 Jan
Chicago04:48 → 05:4911:3948 min11:390 min23 Jan
Jersey City05:48 → 06:4911:4448 min11:450 min23 Jan
Port of Spain06:48 → 07:4911:5448 min11:540 min23 Jan
London10:48 → 11:4911:4948 min11:490 min23 Jan
Durban12:48 → 13:4911:440 min11:4448 min24 Jan
Dubai14:48 → 15:4912:070 min12:0748 min24 Jan
Delhi16:18 → 17:1912:090 min12:0948 min24 Jan
Kolkata16:18 → 17:1911:240 min11:2548 min24 Jan
Singapore18:18 → 19:1912:220 min12:2348 min24 Jan
Sydney21:48 → 22:4912:430 min12:4348 min24 Jan
Suva22:48 → 23:4911:540 min11:5448 min24 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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