Ruling · Kālī Pūjā (Śyāmā Pūjā) · 1979

Saturday 20 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 496 minutes.

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 Friday 19 October

Amāvasyā is absent from niśītha. Not taken.

niśītha begins 23:40  00:28 niśītha ends
22:5223:1623:4000:0400:2800:5201:16

0 of 48 minutes covered

Night of Saturday 20 October

Taken. The only night Amāvasyā reaches.

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

48 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Amāvasyā runs from 08:44 on Sat 20 Oct to 10:23 on Sun 21 Oct.

    1979-10-20T00:43:49Z → 1979-10-21T02:23:02Z

  2. 02

    Kāla

    Niśītha is 1 ghaṭikā either side of midnight: 23:40–00:28 on the 19th, 23:39–00:27 on the 20th.

    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 19th and 48 of 48 on the 20th.

    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 29777 s

  5. 05

    Ruling

    Kālī Pūjā, Baoding, 1979: Saturday 20 October.

    confidence: determinate

Say it like this

In Baoding, Kālī Pūjā 1979 falls on Saturday 20 October. Amāvasyā runs from 08:44 on Sat 20 Oct to 10:23 on Sun 21 Oct and covers all of niśītha that night.

ahargana.org/baoding/festivals/1979/kali-puja · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 20 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 20 Oct
compat-drikpanchangComparison profileSat 20 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 20thCoveredNiśītha 21stCoveredRuled
Los Angeles17:44 → 19:2300:140 min00:140 min19 Oct
Chicago19:44 → 21:2300:120 min00:120 min19 Oct
Jersey City20:44 → 22:2300:170 min00:170 min19 Oct
Port of Spain20:44 → 22:2323:270 min23:270 min19 Oct
London01:44 → 03:2300:2248 min00:220 min20 Oct
Durban02:44 → 04:2323:1748 min23:160 min20 Oct
Dubai04:44 → 06:2323:4048 min23:400 min20 Oct
Delhi06:14 → 07:5323:4248 min23:420 min20 Oct
Kolkata06:14 → 07:5322:5848 min22:570 min20 Oct
Singapore08:14 → 09:5323:5548 min23:550 min20 Oct
Sydney10:44 → 12:2323:1648 min23:160 min20 Oct
Suva12:44 → 14:2323:2748 min23:270 min20 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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