Ruling · Kārtikī Pūrṇimā · 2056

Tuesday 21 November

Boundaryin Baoding, under the Rashtriya Panchang method. Both middays qualify and the rule does not say which to take. Say “contested”.

Decide it for

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 Tuesday 21 November

Taken. Both middays qualify; the rule is silent, and this one is covered longer.

madhyāhna begins 11:40  12:28 madhyāhna ends
Pūrṇimā begins 11:37:13
10:5211:1611:4012:0412:2812:5213:16

48 of 48 minutes covered

Midday of Wednesday 22 November

Qualifies with 48 of 48 minutes. Not taken.

madhyāhna begins 11:40  12:28 madhyāhna ends
10:5211:1611:4012:0412:2812:5213:16

48 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 11:37 on Tue 21 Nov to 14:12 on Wed 22 Nov.

    2056-11-21T03:37:14Z → 2056-11-22T06:11:53Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 21st, 11:40–12:28 on the 22nd.

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

  3. 03

    Rule

    Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 21st and 48 of 48 on the 22nd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.

    priority: unstated → greater-coverage · margin 164 s < 300 s

  5. 05

    Ruling

    Kārtikī Pūrṇimā, Baoding, 2056: Tuesday 21 November.

    confidence: boundary (margin, tie-break-unstated)

Say it like this

In Baoding, Kārtikī Pūrṇimā 2056 falls on Tuesday 21 November. Pūrṇimā runs from 11:37 on Tue 21 Nov to 14:12 on Wed 22 Nov and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 2 min 44 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/2056/kartiki-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 21 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 21 Nov
compat-drikpanchangComparison profileWed 22 Nov
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/kartiki-purnima · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 104

“S 15 Rasayatra, (nisithavyapini, i.e. covering a period from 24 minutes before to 24 minutes after midnight. If occurs on two days or does not occur on any day, it is to be observed on the second day), Puskar Fair. Ratha yatra (Jain), Tripurotsava (evening), Kedara vrata (Orissa), Kartiki purnima.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāMadhyāhna 21stCoveredMadhyāhna 22ndCoveredRuled
Los Angeles19:37 → 22:1211:1548 min11:150 min21 Nov
Chicago21:37 → 00:1211:1348 min11:130 min21 Nov
Jersey City22:37 → 01:1211:1848 min11:190 min21 Nov
Port of Spain23:37 → 02:1211:2848 min11:280 min21 Nov
London03:37 → 06:1211:2248 min11:230 min21 Nov
Durban05:37 → 08:1211:1848 min11:180 min21 Nov
Dubai07:37 → 10:1211:4148 min11:410 min21 Nov
Delhi09:07 → 11:4211:4348 min11:430 min21 Nov
Kolkata09:07 → 11:4210:5848 min10:5943 min21 Nov
Singapore11:37 → 14:1212:2748 min12:2748 min21 Nov
Sydney14:37 → 17:1212:170 min12:1848 min22 Nov
Suva15:37 → 18:1211:280 min11:2948 min22 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
kartiki-purnima@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa