Ruling · Yama Dīpadāna · 1914

Saturday 17 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 145 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 Friday 16 October

Trayodaśī is absent from pradoṣa. Not taken.

17:40 sunsetpradoṣa ends 19:22
17:1617:4018:0418:2818:5219:1619:40

0 of 102 minutes covered

Evening of Saturday 17 October

Taken. The only evening Trayodaśī reaches.

17:38 sunsetpradoṣa ends 19:21
17:1417:3818:0218:2618:5019:1419:38

103 of 103 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 00:46 on Sat 17 Oct to 21:46 on Sat 17 Oct.

    1914-10-16T16:45:36Z → 1914-10-17T13:45:52Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:40–19:22 on the 16th, 17:38–19:21 on the 17th.

    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 102 minutes on the 16th and 103 of 103 on the 17th.

    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 8678 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 1914: Saturday 17 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 1914 falls on Saturday 17 October. Trayodaśī runs from 00:46 on Sat 17 Oct to 21:46 on Sat 17 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1914/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 17 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 17 Oct
compat-drikpanchangComparison profileSat 17 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 16thCoveredSunset 17thCoveredRuled
Los Angeles08:46 → 05:4617:18102 min17:170 min16 Oct
Chicago10:46 → 07:4617:08103 min17:070 min16 Oct
Jersey City11:46 → 08:4617:15103 min17:140 min16 Oct
Port of Spain12:46 → 09:4617:4897 min17:480 min16 Oct
London16:46 → 13:4617:07107 min17:050 min16 Oct
Durban18:46 → 15:4618:0649 min18:060 min16 Oct
Dubai20:27 → 17:2717:330 min17:320 min16 Oct
Delhi22:16 → 19:1617:510 min17:5086 min17 Oct
Kolkata22:16 → 19:1617:110 min17:1099 min17 Oct
Singapore23:46 → 20:4617:530 min17:5295 min17 Oct
Sydney02:46 → 23:4618:080 min18:0988 min17 Oct
Suva04:41 → 01:4118:020 min18:0292 min17 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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