Ruling · Vasanta Pañcamī (Basant Panchami) · 1987

Monday 2 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 40 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 2 February

Taken. The only midday Pañcamī reaches.

madhyāhna begins 12:08  12:56 madhyāhna ends
Pañcamī begins 11:27:33
11:2011:4412:0812:3212:5613:2013:44

48 of 48 minutes covered

Midday of Tuesday 3 February

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:08  12:56 madhyāhna ends
11:2011:4412:0812:3212:5613:2013:44

0 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 11:28 on Mon 2 Feb to 10:40 on Tue 3 Feb.

    1987-02-02T03:27:33Z → 1987-02-03T02:40:01Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:08–12:56 on the 2nd, 12:08–12:56 on the 3rd.

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

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.

    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 2428 s

  5. 05

    Ruling

    Vasanta Pañcamī, Baoding, 1987: Monday 2 February.

    confidence: determinate

Say it like this

In Baoding, Vasanta Pañcamī (Basant Panchami) 1987 falls on Monday 2 February. Pañcamī runs from 11:28 on Mon 2 Feb to 10:40 on Tue 3 Feb and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1987/vasanta-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 2 Feb
Ahargaṇa, classicalDisc centre, no refractionMon 2 Feb
compat-drikpanchangComparison profileMon 2 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/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 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles19:28 → 18:4011:4348 min11:430 min2 Feb
Chicago21:28 → 20:4011:4148 min11:410 min2 Feb
Jersey City22:28 → 21:4011:4648 min11:460 min2 Feb
Port of Spain23:28 → 22:4011:5648 min11:560 min2 Feb
London03:28 → 02:4011:5148 min11:510 min2 Feb
Durban05:28 → 04:4011:4548 min11:450 min2 Feb
Dubai07:28 → 06:4012:0948 min12:090 min2 Feb
Delhi08:58 → 08:1012:1148 min12:110 min2 Feb
Kolkata08:58 → 08:1011:2648 min11:260 min2 Feb
Singapore11:28 → 10:4012:5448 min12:540 min2 Feb
Sydney14:28 → 13:4012:450 min12:4548 min3 Feb
Suva15:28 → 14:4011:560 min11:5648 min3 Feb
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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