Ruling · Yama Dīpadāna · 1912

Wednesday 6 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 173 minutes.

Decide it for

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 Wednesday 6 November

Taken. The only evening Trayodaśī reaches.

17:13 sunsetpradoṣa ends 19:02
16:4917:1317:3718:0118:2518:4919:13

109 of 109 minutes covered

Evening of Thursday 7 November

Trayodaśī is absent from pradoṣa. Not taken.

17:12 sunsetpradoṣa ends 19:01
16:4817:1217:3618:0018:2418:4819:12

0 of 109 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 14:20 on Wed 6 Nov to 12:36 on Thu 7 Nov.

    1912-11-06T06:19:40Z → 1912-11-07T04:36:23Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:13–19:02 on the 6th, 17:12–19:01 on the 7th.

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

  3. 03

    Rule

    Trayodaśī must be present during pradoṣa. It covers 109 of 109 minutes on the 6th and 0 of 109 on the 7th.

    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 10395 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 1912: Wednesday 6 November.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 1912 falls on Wednesday 6 November. Trayodaśī runs from 14:20 on Wed 6 Nov to 12:36 on Thu 7 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1912/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 6 Nov
Ahargaṇa, classicalDisc centre, no refractionWed 6 Nov
compat-drikpanchangComparison profileWed 6 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 6thCoveredSunset 7thCoveredRuled
Los Angeles22:20 → 20:3616:56107 min16:550 min6 Nov
Chicago00:20 → 22:3616:39111 min16:380 min6 Nov
Jersey City01:20 → 23:3616:47110 min16:460 min6 Nov
Port of Spain02:20 → 00:3617:4198 min17:400 min6 Nov
London06:20 → 04:3616:25117 min16:230 min6 Nov
Durban08:20 → 06:3618:2185 min18:220 min6 Nov
Dubai10:01 → 08:1717:16103 min17:160 min6 Nov
Delhi11:50 → 10:0617:33105 min17:320 min6 Nov
Kolkata11:50 → 10:0616:56102 min16:560 min6 Nov
Singapore13:20 → 11:3617:5096 min17:500 min6 Nov
Sydney16:20 → 14:3618:2783 min18:280 min6 Nov
Suva18:15 → 16:3118:1085 min18:100 min6 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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