Ruling · Yama Dīpadāna · 2030

Thursday 24 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 351 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 24 October

Taken. The only evening Trayodaśī reaches.

17:28 sunsetpradoṣa ends 19:13
17:0417:2817:5218:1618:4019:0419:28

105 of 105 minutes covered

Evening of Friday 25 October

Trayodaśī is absent from pradoṣa. Not taken.

17:26 sunsetpradoṣa ends 19:12
17:0217:2617:5018:1418:3819:0219:26

0 of 106 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 11:36 on Thu 24 Oct to 09:41 on Fri 25 Oct.

    2030-10-24T03:36:13Z → 2030-10-25T01:40:36Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:28–19:13 on the 24th, 17:26–19:12 on the 25th.

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

  3. 03

    Rule

    Trayodaśī must be present during pradoṣa. It covers 105 of 105 minutes on the 24th and 0 of 106 on the 25th.

    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 21084 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 2030: Thursday 24 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 2030 falls on Thursday 24 October. Trayodaśī runs from 11:36 on Thu 24 Oct to 09:41 on Fri 25 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2030/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 24 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 24 Oct
compat-drikpanchangComparison profileThu 24 Oct
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 24thCoveredSunset 25thCoveredRuled
Los Angeles20:36 → 18:4118:0833 min18:070 min24 Oct
Chicago22:36 → 20:4117:55107 min17:540 min24 Oct
Jersey City23:36 → 21:4118:03106 min18:010 min24 Oct
Port of Spain23:36 → 21:4117:4498 min17:440 min24 Oct
London04:36 → 02:4117:48111 min17:460 min24 Oct
Durban05:36 → 03:4118:1288 min18:120 min24 Oct
Dubai07:36 → 05:4117:44101 min17:430 min24 Oct
Delhi09:06 → 07:1117:43102 min17:420 min24 Oct
Kolkata09:06 → 07:1117:04100 min17:030 min24 Oct
Singapore11:36 → 09:4118:5195 min18:510 min24 Oct
Sydney14:36 → 12:4119:1686 min19:160 min24 Oct
Suva15:36 → 13:4118:1091 min18:100 min24 Oct
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

About Ahargaṇa