Ruling · Kālī Pūjā (Śyāmā Pūjā) · 2049

Tuesday 26 October

Boundaryin Baoding, under the Rashtriya Panchang method. A threshold is only 2 min 08 s away. Say “contested”.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two nights

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

Night of Monday 25 October

Amāvasyā is absent from niśītha. Not taken.

niśītha begins 23:39  00:27 niśītha ends
Amāvasyā begins 00:28:39
22:5123:1523:3900:0300:2700:5101:15

0 of 48 minutes covered

Night of Tuesday 26 October

Taken. The only night Amāvasyā reaches.

niśītha begins 23:38  00:26 niśītha ends
Amāvasyā ends 00:15:12
22:5023:1423:3800:0200:2600:5001:14

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 00:29 on Tue 26 Oct to 00:15 on Wed 27 Oct.

    2049-10-25T16:28:40Z → 2049-10-26T16:15:12Z

  2. 02

    Kāla

    Niśītha is 1 ghaṭikā either side of midnight: 23:39–00:27 on the 25th, 23:38–00:26 on the 26th.

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

  3. 03

    Rule

    Amāvasyā must be present during niśītha. It covers 0 of 48 minutes on the 25th and 37 of 48 on the 26th.

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

  4. 04

    Tie-break

    Only one night qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 128 s < 300 s

  5. 05

    Ruling

    Kālī Pūjā, Baoding, 2049: Tuesday 26 October.

    confidence: boundary (margin)

Say it like this

In Baoding, Kālī Pūjā 2049 falls on Tuesday 26 October. Amāvasyā runs from 00:29 on Tue 26 Oct to 00:15 on Wed 27 Oct and covers 37 of 48 minutes of niśītha that night. It is 2 min 08 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/2049/kali-puja · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 26 Oct
Ahargaṇa, classicalDisc centre, no refractionTue 26 Oct
compat-drikpanchangComparison profileTue 26 Oct
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/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 25thCoveredNiśītha 26thCoveredRuled
Los Angeles09:29 → 09:1500:1348 min00:130 min25 Oct
Chicago11:29 → 11:1500:1148 min00:110 min25 Oct
Jersey City12:29 → 12:1500:1748 min00:170 min25 Oct
Port of Spain12:29 → 12:1523:2648 min23:260 min25 Oct
London17:29 → 17:1500:2148 min00:210 min25 Oct
Durban18:29 → 18:1523:1648 min23:160 min25 Oct
Dubai20:29 → 20:1523:3948 min23:390 min25 Oct
Delhi21:59 → 21:4523:4148 min23:410 min25 Oct
Kolkata21:59 → 21:4522:5748 min22:570 min25 Oct
Singapore00:29 → 00:1500:2544 min00:250 min25 Oct
Sydney03:29 → 03:1500:150 min00:1548 min26 Oct
Suva04:29 → 04:1523:260 min23:2648 min26 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

About Ahargaṇa