Ruling · Yama Dīpadāna · 2099

Tuesday 10 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 421 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 Monday 9 November

Trayodaśī is absent from pradoṣa. Not taken.

17:10 sunsetpradoṣa ends 19:00
16:4617:1017:3417:5818:2218:4619:1019:34

0 of 110 minutes covered

Evening of Tuesday 10 November

Taken. The only evening Trayodaśī reaches.

17:09 sunsetpradoṣa ends 18:59
16:4517:0917:3317:5718:2118:4519:0919:33

110 of 110 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 05:13 on Tue 10 Nov to 02:00 on Wed 11 Nov.

    2099-11-09T21:13:27Z → 2099-11-10T18:00:27Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:10–19:00 on the 9th, 17:09–18:59 on the 10th.

    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 110 minutes on the 9th and 110 of 110 on the 10th.

    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 25282 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 2099: Tuesday 10 November.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 2099 falls on Tuesday 10 November. Trayodaśī runs from 05:13 on Tue 10 Nov to 02:00 on Wed 11 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2099/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 10 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 10 Nov
compat-drikpanchangComparison profileTue 10 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 9thCoveredSunset 10thCoveredRuled
Los Angeles13:13 → 10:0016:53108 min16:520 min9 Nov
Chicago15:13 → 12:0016:35112 min16:340 min9 Nov
Jersey City16:13 → 13:0016:43111 min16:420 min9 Nov
Port of Spain17:13 → 14:0017:4099 min17:400 min9 Nov
London21:13 → 18:0016:190 min16:18103 min10 Nov
Durban23:13 → 20:0018:240 min18:2584 min10 Nov
Dubai01:13 → 22:0017:340 min17:33104 min10 Nov
Delhi02:43 → 23:3017:300 min17:30105 min10 Nov
Kolkata02:43 → 23:3016:550 min16:55103 min10 Nov
Singapore05:13 → 02:0018:500 min18:5096 min10 Nov
Sydney08:13 → 05:0019:310 min19:3282 min10 Nov
Suva09:13 → 06:0018:170 min18:1789 min10 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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