Ruling · Yama Dīpadāna · 2019

Saturday 26 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 51 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 25 October

Trayodaśī is absent from pradoṣa. Not taken.

17:27 sunsetpradoṣa ends 19:12
17:0317:2717:5118:1518:3919:0319:27

0 of 106 minutes covered

Evening of Saturday 26 October

Taken. The only evening Trayodaśī reaches.

17:25 sunsetpradoṣa ends 19:11
Trayodaśī ends 18:16:35
17:0117:2517:4918:1318:3719:0119:25

51 of 106 minutes covered, the first 51

Trayodaśī presentPradoṣa, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Trayodaśī runs from 21:38 on Fri 25 Oct to 18:17 on Sat 26 Oct.

    2019-10-25T13:38:21Z → 2019-10-26T10:16:36Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:27–19:12 on the 25th, 17:25–19:11 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 106 minutes on the 25th and 51 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 3066 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 2019: Saturday 26 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 2019 falls on Saturday 26 October. Trayodaśī runs from 21:38 on Fri 25 Oct to 18:17 on Sat 26 Oct and covers 51 of 106 minutes of pradoṣa that evening.

ahargana.org/baoding/festivals/2019/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 26 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 26 Oct
compat-drikpanchangComparison profileSat 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 Angeles06:38 → 03:1718:07104 min18:060 min25 Oct
Chicago08:38 → 05:1717:54107 min17:530 min25 Oct
Jersey City09:38 → 06:1718:02106 min18:000 min25 Oct
Port of Spain09:38 → 06:1717:4498 min17:440 min25 Oct
London14:38 → 11:1717:47111 min17:450 min25 Oct
Durban15:38 → 12:1718:1287 min18:130 min25 Oct
Dubai17:38 → 14:1717:43101 min17:430 min25 Oct
Delhi19:08 → 15:4717:4216 min17:410 min25 Oct
Kolkata19:08 → 15:4717:040 min17:030 min25 Oct
Singapore21:38 → 18:1718:510 min18:510 min25 Oct
Sydney00:38 → 21:1719:160 min19:1786 min26 Oct
Suva01:38 → 22:1718:100 min18:1091 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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