Ruling · Yama Dīpadāna · 1943

Tuesday 26 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 477 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 Tuesday 26 October

Taken. The only evening Trayodaśī reaches.

18:26 sunsetpradoṣa ends 20:12
18:0218:2618:5019:1419:3820:0220:26

106 of 106 minutes covered

Evening of Wednesday 27 October

Trayodaśī is absent from pradoṣa. Not taken.

18:25 sunsetpradoṣa ends 20:11
18:0118:2518:4919:1319:3720:0120:25

0 of 106 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 09:17 on Tue 26 Oct to 10:28 on Wed 27 Oct.

    1943-10-26T00:17:20Z → 1943-10-27T01:27:43Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:26–20:12 on the 26th, 18:25–20:11 on the 27th.

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

  3. 03

    Rule

    Trayodaśī must be present during pradoṣa. It covers 106 of 106 minutes on the 26th and 0 of 106 on the 27th.

    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 28637 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 1943: Tuesday 26 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 1943 falls on Tuesday 26 October. Trayodaśī runs from 09:17 on Tue 26 Oct to 10:28 on Wed 27 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1943/yama-dipadana · 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/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 26thCoveredSunset 27thCoveredRuled
Los Angeles17:17 → 18:2818:0721 min18:060 min25 Oct
Chicago19:17 → 20:2817:54107 min17:520 min26 Oct
Jersey City20:17 → 21:2818:01107 min18:000 min26 Oct
Port of Spain21:17 → 22:2818:4498 min18:440 min26 Oct
London01:17 → 02:2817:46112 min17:440 min26 Oct
Durban03:17 → 04:2819:1287 min19:130 min26 Oct
Dubai04:17 → 05:2817:43101 min17:420 min26 Oct
Delhi06:47 → 07:5818:42102 min18:410 min26 Oct
Kolkata06:47 → 07:5818:03101 min18:030 min26 Oct
Singapore09:17 → 10:2819:5195 min19:510 min26 Oct
Sydney11:17 → 12:2819:1786 min19:170 min26 Oct
Suva12:17 → 13:2818:1091 min18:100 min26 Oct
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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