Ruling · Yama Dīpadāna · 1905

Thursday 26 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 201 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 Wednesday 25 October

Trayodaśī is absent from pradoṣa. Not taken.

17:27 sunsetpradoṣa ends 19:13
17:0317:2717:5118:1518:3919:0319:27

0 of 105 minutes covered

Evening of Thursday 26 October

Taken. The only evening Trayodaśī reaches.

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

106 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 01:52 on Thu 26 Oct to 22:33 on Thu 26 Oct.

    1905-10-25T17:52:21Z → 1905-10-26T14:32:54Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:27–19:13 on the 25th, 17:26–19:12 on the 26th.

    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 105 minutes on the 25th and 106 of 106 on the 26th.

    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 12069 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 1905: Thursday 26 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 1905 falls on Thursday 26 October. Trayodaśī runs from 01:52 on Thu 26 Oct to 22:33 on Thu 26 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1905/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 26 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 26 Oct
compat-drikpanchangComparison profileThu 26 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 25thCoveredSunset 26thCoveredRuled
Los Angeles09:52 → 06:3317:08104 min17:060 min25 Oct
Chicago11:52 → 08:3316:55107 min16:530 min25 Oct
Jersey City12:52 → 09:3317:02106 min17:010 min25 Oct
Port of Spain13:52 → 10:3317:4498 min17:440 min25 Oct
London17:52 → 14:3316:4847 min16:460 min25 Oct
Durban19:52 → 16:3318:120 min18:130 min25 Oct
Dubai21:33 → 18:1417:250 min17:2450 min26 Oct
Delhi23:13 → 19:5417:330 min17:32102 min26 Oct
Kolkata23:13 → 19:5416:550 min16:54101 min26 Oct
Singapore00:52 → 21:3317:510 min17:5195 min26 Oct
Sydney03:52 → 00:3318:160 min18:1786 min26 Oct
Suva05:47 → 02:2818:050 min18:0591 min26 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

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