Ruling · Yama Dīpadāna · 1915

Friday 5 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 180 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 Thursday 4 November

Trayodaśī is absent from pradoṣa. Not taken.

17:16 sunsetpradoṣa ends 19:04
16:5217:1617:4018:0418:2818:5219:16

0 of 108 minutes covered

Evening of Friday 5 November

Taken. The only evening Trayodaśī reaches.

17:15 sunsetpradoṣa ends 19:03
16:5117:1517:3918:0318:2718:5119:15

109 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 00:22 on Fri 5 Nov to 22:04 on Fri 5 Nov.

    1915-11-04T16:21:34Z → 1915-11-05T14:03:49Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:16–19:04 on the 4th, 17:15–19:03 on the 5th.

    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 4th and 109 of 109 on the 5th.

    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 10827 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 1915: Friday 5 November.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 1915 falls on Friday 5 November. Trayodaśī runs from 00:22 on Fri 5 Nov to 22:04 on Fri 5 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1915/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 5 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 5 Nov
compat-drikpanchangComparison profileFri 5 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 4thCoveredSunset 5thCoveredRuled
Los Angeles08:22 → 06:0416:58106 min16:570 min4 Nov
Chicago10:22 → 08:0416:42110 min16:410 min4 Nov
Jersey City11:22 → 09:0416:50109 min16:490 min4 Nov
Port of Spain12:22 → 10:0417:4198 min17:410 min4 Nov
London16:22 → 14:0416:30116 min16:280 min4 Nov
Durban18:22 → 16:0418:1983 min18:200 min4 Nov
Dubai20:03 → 17:4517:180 min17:1728 min5 Nov
Delhi21:52 → 19:3417:340 min17:34104 min5 Nov
Kolkata21:52 → 19:3416:580 min16:57102 min5 Nov
Singapore23:22 → 21:0417:500 min17:5096 min5 Nov
Sydney02:22 → 00:0418:240 min18:2584 min5 Nov
Suva04:22 → 02:0418:140 min18:1490 min5 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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