Ruling · Yama Dīpadāna · 1945

Friday 2 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 285 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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

The two evenings

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

Evening of Thursday 1 November

Trayodaśī is absent from pradoṣa. Not taken.

17:18 sunsetpradoṣa ends 19:06
16:5417:1817:4218:0618:3018:5419:18

0 of 108 minutes covered

Evening of Friday 2 November

Taken. The only evening Trayodaśī reaches.

17:17 sunsetpradoṣa ends 19:05
16:5317:1717:4118:0518:2918:5319:17

108 of 108 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Trayodaśī runs from 23:51 on Thu 1 Nov to 02:09 on Sat 3 Nov.

    1945-11-01T15:51:25Z → 1945-11-02T18:08:36Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:18–19:06 on the 1st, 17:17–19:05 on the 2nd.

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

  3. 03

    Rule

    Trayodaśī must be present during pradoṣa. It covers 0 of 108 minutes on the 1st and 108 of 108 on the 2nd.

    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 17124 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 1945: Friday 2 November.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 1945 falls on Friday 2 November. Trayodaśī runs from 23:51 on Thu 1 Nov to 02:09 on Sat 3 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1945/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 2 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 2 Nov
compat-drikpanchangComparison profileFri 2 Nov
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/yama-dipadana · ruleset 2026.3-draft

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

“K 13 Yama dipadana (pradosa).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceTrayodaśīSunset 1stCoveredSunset 2ndCoveredRuled
Los Angeles07:51 → 10:0917:00106 min16:590 min1 Nov
Chicago09:51 → 12:0916:45109 min16:440 min1 Nov
Jersey City10:51 → 13:0916:53109 min16:520 min1 Nov
Port of Spain11:51 → 14:0917:4298 min17:420 min1 Nov
London15:51 → 18:0916:34115 min16:3297 min1 Nov
Durban17:51 → 20:0918:1786 min18:1886 min1 Nov
Dubai19:51 → 22:0917:380 min17:38103 min2 Nov
Delhi21:21 → 23:3917:360 min17:35104 min2 Nov
Kolkata21:21 → 23:3916:590 min16:59102 min2 Nov
Singapore23:21 → 01:3918:200 min18:2096 min2 Nov
Sydney01:51 → 04:0918:220 min18:2384 min2 Nov
Suva03:51 → 06:0918:130 min18:1390 min2 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
yama-dipadana@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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