Ruling · Bali Pūjā · 1921

Monday 31 October

Determinatein Riyadh, under the Rashtriya Panchang method. Clear of every threshold by 379 minutes.

Decide it for

24°41′ N 46°43′ E · Asia/Riyadh · GeoNames 108410

The two evenings

One ghaṭī is 24 minutes. Pradoṣa is 2 muhūrtas after sunset.

Evening of Sunday 30 October

Pratipadā is absent from pradoṣa. Not taken.

17:21 sunsetpradoṣa ends 19:03
16:5717:2117:4518:0918:3318:5719:21

0 of 102 minutes covered

Evening of Monday 31 October

Taken. The only evening Pratipadā reaches.

17:20 sunsetpradoṣa ends 19:02
16:5617:2017:4418:0818:3218:5619:20

102 of 102 minutes covered

Pratipadā presentPradoṣa, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 02:44 on Mon 31 Oct to 01:21 on Tue 1 Nov.

    1921-10-30T23:38:26Z → 1921-10-31T22:15:11Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:21–19:03 on the 30th, 17:20–19:02 on the 31st.

    pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be present during pradoṣa. It covers 0 of 102 minutes on the 30th and 102 of 102 on the 31st.

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

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 22745 s

  5. 05

    Ruling

    Bali Pūjā, Riyadh, 1921: Monday 31 October.

    confidence: determinate

Say it like this

In Riyadh, Bali Pūjā 1921 falls on Monday 31 October. Pratipadā runs from 02:44 on Mon 31 Oct to 01:21 on Tue 1 Nov and covers all of pradoṣa that evening.

ahargana.org/riyadh/festivals/1921/bali-puja · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 31 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 31 Oct
compat-drikpanchangComparison profileMon 31 Oct
No institution has a recorded ruling for Riyadh.

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

The rule, as data

/rules/bali-puja · ruleset 2026.3-draft

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

“S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePratipadāSunset 30thCoveredSunset 31stCoveredRuled
Los Angeles15:38 → 14:1517:02105 min17:010 min30 Oct
Chicago17:38 → 16:1516:4858 min16:460 min30 Oct
Jersey City18:38 → 17:1516:555 min16:5421 min31 Oct
Port of Spain19:38 → 18:1517:420 min17:4233 min31 Oct
London23:38 → 22:1516:380 min16:36114 min31 Oct
Durban01:38 → 00:1518:160 min18:1686 min31 Oct
Dubai03:38 → 02:1517:400 min17:39102 min31 Oct
Delhi05:08 → 03:4517:380 min17:37103 min31 Oct
Kolkata05:08 → 03:4517:010 min17:00101 min31 Oct
Singapore06:38 → 05:1517:500 min17:5095 min31 Oct
Sydney09:38 → 08:1518:200 min18:2185 min31 Oct
Suva11:38 → 10:1518:120 min18:1290 min31 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
bali-puja@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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