Ruling · Bali Pūjā (Balidaityarāja Pūjā) · 2027

Friday 29 October

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

Decide it for

23°11′ N 75°47′ E · Asia/Kolkata · GeoNames 1253914

The two evenings

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

Evening of Friday 29 October

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

17:51 sunsetpradoṣa ends 19:32
Pratipadā begins 19:06:34
17:2717:5118:1518:3919:0319:2719:51

25 of 101 minutes covered, the last 25

Evening of Saturday 30 October

Qualifies with 2 of 102 minutes. Not taken.

17:50 sunsetpradoṣa ends 19:31
Pratipadā ends 17:52:22
17:2617:5018:1418:3819:0219:2619:50

2 of 102 minutes covered, the first 2

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

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 19:07 on Fri 29 Oct to 17:52 on Sat 30 Oct.

    2027-10-29T13:36:34Z → 2027-10-30T12:22:23Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:51–19:32 on the 29th, 17:50–19:31 on the 30th.

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

  3. 03

    Rule

    Pratipadā must be present during pradoṣa. It covers 25 of 101 minutes on the 29th and 2 of 102 on the 30th.

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

  4. 04

    Tie-break

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

    priority: unstated → greater-coverage · margin 147 s < 300 s

  5. 05

    Ruling

    Bali Pūjā, Ujjain, 2027: Friday 29 October.

    confidence: boundary (margin, tie-break-unstated)

Say it like this

In Ujjain, Bali Pūjā 2027 falls on Friday 29 October. Pratipadā runs from 19:07 on Fri 29 Oct to 17:52 on Sat 30 Oct and covers 25 of 101 minutes of pradoṣa that evening. It also reaches the next evening for 2 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 2 min 27 s from a threshold: treat the date as contested.

ahargana.org/ujjain/festivals/2027/bali-puja · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 29 Oct
Ahargaṇa, classicalDisc centre, no refractionFri 29 Oct
compat-drikpanchangComparison profileFri 29 Oct
No institution has a recorded ruling for Ujjain.

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 29thCoveredSunset 30thCoveredRuled
Los Angeles06:37 → 05:2218:03105 min18:020 min29 Oct
Chicago08:37 → 07:2217:49108 min17:470 min29 Oct
Jersey City09:37 → 08:2217:56108 min17:550 min29 Oct
Port of Spain09:37 → 08:2217:4398 min17:420 min29 Oct
London14:37 → 13:2217:39113 min17:370 min29 Oct
Durban15:37 → 14:2218:1586 min18:160 min29 Oct
Dubai17:37 → 16:2217:40102 min17:400 min29 Oct
Delhi19:07 → 17:5217:3815 min17:3815 min29 Oct
Kolkata19:07 → 17:5217:010 min17:0052 min30 Oct
Singapore21:37 → 20:2218:500 min18:5092 min30 Oct
Sydney00:37 → 23:2219:200 min19:2185 min30 Oct
Suva01:37 → 00:2218:110 min18:1290 min30 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