Ruling · Yama Dīpadāna · 1992

Friday 23 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 274 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 Friday 23 October

Taken. The only evening Trayodaśī reaches.

17:29 sunsetpradoṣa ends 19:14
17:0517:2917:5318:1718:4119:0519:29

105 of 105 minutes covered

Evening of Saturday 24 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

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

How it was decided

  1. 01

    Aṅga

    Trayodaśī runs from 12:55 on Fri 23 Oct to 09:58 on Sat 24 Oct.

    1992-10-23T04:55:09Z → 1992-10-24T01:57:41Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:29–19:14 on the 23rd, 17:27–19:13 on the 24th.

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

  3. 03

    Rule

    Trayodaśī must be present during pradoṣa. It covers 105 of 105 minutes on the 23rd and 0 of 105 on the 24th.

    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 16411 s

  5. 05

    Ruling

    Yama Dīpadāna, Baoding, 1992: Friday 23 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 1992 falls on Friday 23 October. Trayodaśī runs from 12:55 on Fri 23 Oct to 09:58 on Sat 24 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1992/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 23 Oct
Ahargaṇa, classicalDisc centre, no refractionFri 23 Oct
compat-drikpanchangComparison profileFri 23 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 23rdCoveredSunset 24thCoveredRuled
Los Angeles21:55 → 18:5818:0949 min18:080 min23 Oct
Chicago23:55 → 20:5817:56106 min17:550 min23 Oct
Jersey City00:55 → 21:5818:04106 min18:020 min23 Oct
Port of Spain00:55 → 21:5817:4598 min17:440 min23 Oct
London05:55 → 02:5817:50111 min17:480 min23 Oct
Durban06:55 → 03:5818:1188 min18:120 min23 Oct
Dubai08:55 → 05:5817:45101 min17:440 min23 Oct
Delhi10:25 → 07:2817:43102 min17:420 min23 Oct
Kolkata10:25 → 07:2817:05100 min17:040 min23 Oct
Singapore12:55 → 09:5818:5195 min18:510 min23 Oct
Sydney14:55 → 11:5818:1586 min18:160 min23 Oct
Suva16:55 → 13:5818:0991 min18:100 min23 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

About Ahargaṇa