Ruling · Yama Dīpadāna · 2021

Tuesday 2 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 195 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 Tuesday 2 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 Wednesday 3 November

Trayodaśī is absent from pradoṣa. Not taken.

17:15 sunsetpradoṣa ends 19:04
16:5117:1517:3918:0318:2718:5119:15

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 14:01 on Tue 2 Nov to 11:32 on Wed 3 Nov.

    2021-11-02T06:01:27Z → 2021-11-03T03:32:28Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:17–19:05 on the 2nd, 17:15–19:04 on the 3rd.

    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 2nd and 0 of 108 on the 3rd.

    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 11704 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 2021: Tuesday 2 November.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 2021 falls on Tuesday 2 November. Trayodaśī runs from 14:01 on Tue 2 Nov to 11:32 on Wed 3 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2021/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 2 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 2 Nov
compat-drikpanchangComparison profileTue 2 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 2ndCoveredSunset 3rdCoveredRuled
Los Angeles23:01 → 20:3217:59106 min17:580 min2 Nov
Chicago01:01 → 22:3217:43110 min17:420 min2 Nov
Jersey City02:01 → 23:3217:51109 min17:500 min2 Nov
Port of Spain02:01 → 23:3217:4198 min17:410 min2 Nov
London06:01 → 03:3216:31116 min16:290 min2 Nov
Durban08:01 → 05:3218:1886 min18:190 min2 Nov
Dubai10:01 → 07:3217:37103 min17:370 min2 Nov
Delhi11:31 → 09:0217:35104 min17:340 min2 Nov
Kolkata11:31 → 09:0216:58102 min16:580 min2 Nov
Singapore14:01 → 11:3218:5096 min18:500 min2 Nov
Sydney17:01 → 14:3219:2484 min19:250 min2 Nov
Suva18:01 → 15:3218:1390 min18:140 min2 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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