Ruling · Yama Dīpadāna · 2097

Friday 1 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 448 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 Friday 1 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

Evening of Saturday 2 November

Trayodaśī is absent from pradoṣa. Not taken.

17:16 sunsetpradoṣa ends 19:05
16:5217:1617:4018:0418:2818:5219:16

0 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 09:49 on Fri 1 Nov to 09:30 on Sat 2 Nov.

    2097-11-01T01:49:25Z → 2097-11-02T01:29:38Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:17–19:05 on the 1st, 17:16–19:05 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 108 of 108 minutes on the 1st and 0 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 26874 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 2097: Friday 1 November.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 2097 falls on Friday 1 November. Trayodaśī runs from 09:49 on Fri 1 Nov to 09:30 on Sat 2 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2097/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 1 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 1 Nov
compat-drikpanchangComparison profileFri 1 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 Angeles18:49 → 18:3017:5930 min17:580 min31 Oct
Chicago20:49 → 20:3017:44110 min17:430 min1 Nov
Jersey City21:49 → 21:3017:52109 min17:500 min1 Nov
Port of Spain21:49 → 21:3017:4298 min17:410 min1 Nov
London01:49 → 01:3016:32115 min16:300 min1 Nov
Durban03:49 → 03:3018:1886 min18:190 min1 Nov
Dubai05:49 → 05:3017:38103 min17:370 min1 Nov
Delhi07:19 → 07:0017:36104 min17:350 min1 Nov
Kolkata07:19 → 07:0016:59102 min16:580 min1 Nov
Singapore09:49 → 09:3018:5096 min18:500 min1 Nov
Sydney12:49 → 12:3019:2484 min19:250 min1 Nov
Suva13:49 → 13:3018:1390 min18:140 min1 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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