Ruling · Kārtikī Pūrṇimā · 1994

Friday 18 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 Thursday 17 November

Qualifies with 11 of 48 minutes. Not taken.

madhyāhna begins 11:39  12:27 madhyāhna ends
Pūrṇimā begins 12:15:31
10:5111:1511:3912:0312:2712:5113:15

11 of 48 minutes covered, the last 11

Midday of Friday 18 November

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

madhyāhna begins 11:39  12:27 madhyāhna ends
10:5111:1511:3912:0312:2712:5113:15

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 12:16 on Thu 17 Nov to 14:57 on Fri 18 Nov.

    1994-11-17T04:15:31Z → 1994-11-18T06:57:00Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 17th, 11:39–12:27 on the 18th.

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

  3. 03

    Rule

    Pūrṇimā must be present during madhyāhna. It covers 11 of 48 minutes on the 17th and 48 of 48 on the 18th.

    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 680 s

  5. 05

    Ruling

    Kārtikī Pūrṇimā, Baoding, 1994: Friday 18 November.

    confidence: boundary (tie-break-unstated)

Say it like this

In Baoding, Kārtikī Pūrṇimā 1994 falls on Friday 18 November. Pūrṇimā runs from 12:16 on Thu 17 Nov to 14:57 on Fri 18 Nov and covers all of madhyāhna that midday. It also reaches the previous midday for 11 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

ahargana.org/baoding/festivals/1994/kartiki-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 18 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 18 Nov
compat-drikpanchangComparison profileFri 18 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 17thCoveredMadhyāhna 18thCoveredRuled
Los Angeles20:16 → 22:5711:1448 min11:140 min17 Nov
Chicago22:16 → 00:5711:1148 min11:120 min17 Nov
Jersey City23:16 → 01:5711:1748 min11:170 min17 Nov
Port of Spain00:16 → 02:5711:2748 min11:270 min17 Nov
London04:16 → 06:5711:2148 min11:210 min17 Nov
Durban06:16 → 08:5711:1748 min11:170 min17 Nov
Dubai08:16 → 10:5711:4048 min11:400 min17 Nov
Delhi09:46 → 12:2711:4248 min11:4245 min17 Nov
Kolkata09:46 → 12:2710:5748 min10:5848 min17 Nov
Singapore12:16 → 14:5712:2548 min12:2648 min17 Nov
Sydney15:16 → 17:5712:160 min12:1648 min18 Nov
Suva16:16 → 18:5711:270 min11:2748 min18 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