Ruling · Yama Dvitīyā (Bhai Dooj) · 1943

Saturday 30 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 131 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Saturday 30 October

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 12:38  13:26 madhyāhna ends
11:5012:1412:3813:0213:2613:5014:14

48 of 48 minutes covered

Midday of Sunday 31 October

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 12:38  13:26 madhyāhna ends
11:5012:1412:3813:0213:2613:5014:14

0 of 48 minutes covered

Dvitīyā presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Dvitīyā runs from 10:27 on Sat 30 Oct to 09:30 on Sun 31 Oct.

    1943-10-30T01:26:57Z → 1943-10-31T00:29:54Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 30th, 12:38–13:26 on the 31st.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Dvitīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 31st.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 7845 s

  5. 05

    Ruling

    Yama Dvitīyā, Baoding, 1943: Saturday 30 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dvitīyā (Bhai Dooj) 1943 falls on Saturday 30 October. Dvitīyā runs from 10:27 on Sat 30 Oct to 09:30 on Sun 31 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1943/yama-dvitiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 30 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 30 Oct
compat-drikpanchangComparison profileSat 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-dvitiya · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Dvitīyā
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 104

“S 2 Bhratrdvitiya, Yamadvitiya (madhyahna, purvaviddha), Masyadhara (Dwat) puja (Bihar).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvitīyāMadhyāhna 30thCoveredMadhyāhna 31stCoveredRuled
Los Angeles18:27 → 17:3012:1348 min12:120 min30 Oct
Chicago20:27 → 19:3012:1048 min12:100 min30 Oct
Jersey City21:27 → 20:3012:1648 min12:160 min30 Oct
Port of Spain22:27 → 21:3012:2648 min12:260 min30 Oct
London02:27 → 01:3012:2048 min12:200 min30 Oct
Durban04:27 → 03:3012:1648 min12:160 min30 Oct
Dubai05:27 → 04:3011:3848 min11:380 min30 Oct
Delhi07:57 → 07:0012:4148 min12:410 min30 Oct
Kolkata07:57 → 07:0011:5648 min11:560 min30 Oct
Singapore10:27 → 09:3013:2448 min13:240 min30 Oct
Sydney12:27 → 11:3012:1536 min12:150 min30 Oct
Suva13:27 → 12:3011:260 min11:2648 min31 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
yama-dvitiya@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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