Ruling · Vasanta Pañcamī · 2012

Friday 27 January

Boundaryin Bucharest, under the Rashtriya Panchang method. A threshold is only 4 min 04 s away. Say “contested”.

Decide it for

BucharestDelhiKolkataSingaporeSydneyJersey City

44°26′ N 26°06′ E · Europe/Bucharest · GeoNames 683506

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Friday 27 January

Taken. The only midday Pañcamī reaches.

madhyāhna begins 12:04  12:52 madhyāhna ends
11:1611:4012:0412:2812:5213:1613:40

48 of 48 minutes covered

Midday of Saturday 28 January

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:05  12:53 madhyāhna ends
Pañcamī ends 12:00:34
11:1711:4112:0512:2912:5313:1713:41

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 10:17 on Fri 27 Jan to 12:01 on Sat 28 Jan.

    2012-01-27T08:17:24Z → 2012-01-28T10:00:34Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:04–12:52 on the 27th, 12:05–12:53 on the 28th.

    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 27th and 0 of 48 on the 28th.

    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 244 s < 300 s

  5. 05

    Ruling

    Vasanta Pañcamī, Bucharest, 2012: Friday 27 January.

    confidence: boundary (margin)

Say it like this

In Bucharest, Vasanta Pañcamī 2012 falls on Friday 27 January. Pañcamī runs from 10:17 on Fri 27 Jan to 12:01 on Sat 28 Jan and covers all of madhyāhna that midday. It is 4 min 04 s from a threshold: treat the date as contested.

ahargana.org/bucharest/festivals/2012/vasanta-panchami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 27 Jan
Ahargaṇa, classicalDisc centre, no refractionFri 27 Jan
compat-drikpanchangComparison profileFri 27 Jan
No institution has a recorded ruling for Bucharest.

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 27thCoveredMadhyāhna 28thCoveredRuled
Los Angeles00:17 → 02:0111:4248 min11:420 min27 Jan
Chicago02:17 → 04:0111:4048 min11:400 min27 Jan
Jersey City03:17 → 05:0111:4548 min11:450 min27 Jan
Port of Spain04:17 → 06:0111:5548 min11:550 min27 Jan
London08:17 → 10:0111:4948 min11:500 min27 Jan
Durban10:17 → 12:0111:4448 min11:4516 min27 Jan
Dubai12:17 → 14:0112:0738 min12:0848 min28 Jan
Delhi13:47 → 15:3112:100 min12:1048 min28 Jan
Kolkata13:47 → 15:3111:250 min11:2548 min28 Jan
Singapore16:17 → 18:0112:530 min12:5348 min28 Jan
Sydney19:17 → 21:0112:430 min12:4448 min28 Jan
Suva20:17 → 22:0111:550 min11:5548 min28 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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