Ruling · Vasanta Pañcamī (Basant Panchami) · 1978

Sunday 12 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 127 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 11 February

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:09  12:57 madhyāhna ends
11:2111:4512:0912:3312:5713:2113:45

0 of 48 minutes covered

Midday of Sunday 12 February

Taken. The only midday Pañcamī reaches.

madhyāhna begins 12:09  12:57 madhyāhna ends
11:2111:4512:0912:3312:5713:2113:45

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 15:10 on Sat 11 Feb to 15:04 on Sun 12 Feb.

    1978-02-11T07:09:47Z → 1978-02-12T07:04:07Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 11th, 12:09–12:57 on the 12th.

    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 11th and 48 of 48 on the 12th.

    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 7646 s

  5. 05

    Ruling

    Vasanta Pañcamī, Baoding, 1978: Sunday 12 February.

    confidence: determinate

Say it like this

In Baoding, Vasanta Pañcamī (Basant Panchami) 1978 falls on Sunday 12 February. Pañcamī runs from 15:10 on Sat 11 Feb to 15:04 on Sun 12 Feb and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1978/vasanta-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 12 Feb
Ahargaṇa, classicalDisc centre, no refractionSun 12 Feb
compat-drikpanchangComparison profileSun 12 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 11thCoveredMadhyāhna 12thCoveredRuled
Los Angeles23:10 → 23:0411:4348 min11:430 min11 Feb
Chicago01:10 → 01:0411:4148 min11:410 min11 Feb
Jersey City02:10 → 02:0411:4748 min11:470 min11 Feb
Port of Spain03:10 → 03:0411:5648 min11:560 min11 Feb
London07:10 → 07:0411:5148 min11:510 min11 Feb
Durban09:10 → 09:0411:4648 min11:460 min11 Feb
Dubai11:10 → 11:0412:0948 min12:090 min11 Feb
Delhi12:40 → 12:3412:1220 min12:1223 min12 Feb
Kolkata12:40 → 12:3411:270 min11:2748 min12 Feb
Singapore14:40 → 14:3412:250 min12:2548 min12 Feb
Sydney18:10 → 18:0412:450 min12:4548 min12 Feb
Suva19:10 → 19:0411:560 min11:5648 min12 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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