Ruling · Kālī Pūjā · 2017

Wednesday 18 October

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

Decide it for

30°12′ N 71°29′ E · Asia/Karachi · GeoNames 1169825

The two nights

One ghaṭī is 24 minutes. Niśītha is 1 ghaṭikā either side of midnight.

Night of Wednesday 18 October

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

niśītha begins 23:35  00:23 niśītha ends
Amāvasyā begins 23:43:18
22:4723:1123:3523:5900:2300:4701:11

40 of 48 minutes covered, the last 40

Night of Thursday 19 October

Qualifies with 37 of 48 minutes. Not taken.

niśītha begins 23:35  00:23 niśītha ends
Amāvasyā ends 00:12:02
22:4723:1123:3523:5900:2300:4701:11

37 of 48 minutes covered, the first 37

Amāvasyā presentNiśītha, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Amāvasyā runs from 23:43 on Wed 18 Oct to 00:12 on Fri 20 Oct.

    2017-10-18T18:43:18Z → 2017-10-19T19:12:03Z

  2. 02

    Kāla

    Niśītha is 1 ghaṭikā either side of midnight: 23:35–00:23 on the 18th, 23:35–00:23 on the 19th.

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

  3. 03

    Rule

    Amāvasyā must be present during niśītha. It covers 40 of 48 minutes on the 18th and 37 of 48 on the 19th.

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

  4. 04

    Tie-break

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

    priority: unstated → greater-coverage · margin 476 s

  5. 05

    Ruling

    Kālī Pūjā, Multan, 2017: Wednesday 18 October.

    confidence: boundary (tie-break-unstated)

Say it like this

In Multan, Kālī Pūjā 2017 falls on Wednesday 18 October. Amāvasyā runs from 23:43 on Wed 18 Oct to 00:12 on Fri 20 Oct and covers 40 of 48 minutes of niśītha that night. It also reaches the next night for 37 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

ahargana.org/multan/festivals/2017/kali-puja · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 18 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 18 Oct
compat-drikpanchangComparison profileWed 18 Oct
No institution has a recorded ruling for Multan.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/kali-puja · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Kṛṣṇa · Amāvasyā
Kāla
Niśītha
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 104

“K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAmāvasyāNiśītha 18thCoveredNiśītha 19thCoveredRuled
Los Angeles11:43 → 12:1200:1448 min00:140 min18 Oct
Chicago13:43 → 14:1200:1248 min00:120 min18 Oct
Jersey City14:43 → 15:1200:1848 min00:170 min18 Oct
Port of Spain14:43 → 15:1223:2748 min23:270 min18 Oct
London19:43 → 20:1200:2248 min00:220 min18 Oct
Durban20:43 → 21:1223:1748 min23:170 min18 Oct
Dubai22:43 → 23:1223:4048 min23:400 min18 Oct
Delhi00:13 → 00:4223:4217 min23:4248 min19 Oct
Kolkata00:13 → 00:4222:580 min22:5848 min19 Oct
Singapore02:43 → 03:1200:260 min00:2648 min19 Oct
Sydney05:43 → 06:1200:160 min00:1648 min19 Oct
Suva06:43 → 07:1223:270 min23:2748 min19 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
kali-puja@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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