Ruling · Yama Dīpadāna · 1951

Sunday 28 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 363 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 Saturday 27 October

Trayodaśī is absent from pradoṣa. Not taken.

17:25 sunsetpradoṣa ends 19:11
17:0117:2517:4918:1318:3719:0119:25

0 of 106 minutes covered

Evening of Sunday 28 October

Taken. The only evening Trayodaśī reaches.

17:24 sunsetpradoṣa ends 19:10
17:0017:2417:4818:1218:3619:0019:24

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 Sun 28 Oct to 01:13 on Mon 29 Oct.

    1951-10-27T17:52:07Z → 1951-10-28T17:12:49Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:25–19:11 on the 27th, 17:24–19:10 on the 28th.

    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 27th and 106 of 106 on the 28th.

    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 21771 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 1951: Sunday 28 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 1951 falls on Sunday 28 October. Trayodaśī runs from 01:52 on Sun 28 Oct to 01:13 on Mon 29 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1951/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 28 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 28 Oct
compat-drikpanchangComparison profileSun 28 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 27thCoveredSunset 28thCoveredRuled
Los Angeles09:52 → 09:1317:06104 min17:040 min27 Oct
Chicago11:52 → 11:1316:52107 min16:510 min27 Oct
Jersey City12:52 → 12:1317:00107 min16:580 min27 Oct
Port of Spain13:52 → 13:1317:4498 min17:430 min27 Oct
London17:52 → 17:1316:4444 min16:4231 min27 Oct
Durban19:52 → 19:1318:130 min18:1459 min28 Oct
Dubai21:52 → 21:1317:420 min17:41102 min28 Oct
Delhi23:22 → 22:4317:410 min17:40103 min28 Oct
Kolkata23:22 → 22:4317:030 min17:02101 min28 Oct
Singapore01:22 → 00:4318:210 min18:2195 min28 Oct
Sydney03:52 → 03:1318:170 min18:1885 min28 Oct
Suva05:52 → 05:1318:100 min18:1190 min28 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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