Ruling · Yama Dīpadāna · 2005

Sunday 30 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 515 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 Sunday 30 October

Taken. The only evening Trayodaśī reaches.

17:20 sunsetpradoṣa ends 19:07
16:5617:2017:4418:0818:3218:5619:20

107 of 107 minutes covered

Evening of Monday 31 October

Trayodaśī is absent from pradoṣa. Not taken.

17:19 sunsetpradoṣa ends 19:06
16:5517:1917:4318:0718:3118:5519:19

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 07:30 on Sun 30 Oct to 08:44 on Mon 31 Oct.

    2005-10-29T23:30:25Z → 2005-10-31T00:44:14Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:20–19:07 on the 30th, 17:19–19:06 on the 31st.

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

  3. 03

    Rule

    Trayodaśī must be present during pradoṣa. It covers 107 of 107 minutes on the 30th and 0 of 108 on the 31st.

    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 30883 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 2005: Sunday 30 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 2005 falls on Sunday 30 October. Trayodaśī runs from 07:30 on Sun 30 Oct to 08:44 on Mon 31 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2005/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 30 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 30 Oct
compat-drikpanchangComparison profileSun 30 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 29thCoveredSunset 31stCoveredRuled
Los Angeles16:30 → 16:4418:03105 min17:010 min29 Oct
Chicago18:30 → 18:4417:4866 min16:460 min30 Oct
Jersey City19:30 → 19:4417:5613 min16:530 min30 Oct
Port of Spain19:30 → 20:4417:430 min17:420 min30 Oct
London00:30 → 00:4417:390 min16:350 min30 Oct
Durban01:30 → 02:4418:150 min18:170 min30 Oct
Dubai03:30 → 04:4417:400 min17:390 min30 Oct
Delhi05:00 → 06:1417:380 min17:370 min30 Oct
Kolkata05:00 → 06:1417:010 min17:000 min30 Oct
Singapore07:30 → 08:4418:500 min18:500 min30 Oct
Sydney10:30 → 11:4418:200 min19:220 min30 Oct
Suva11:30 → 12:4418:110 min18:120 min30 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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