Ruling · Yama Dvitīyā (Bhai Dooj) · 1929

Sunday 3 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 494 minutes.

Decide it for

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 2 November

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:38  12:26 madhyāhna ends
10:5011:1411:3812:0212:2612:5013:14

0 of 48 minutes covered

Midday of Sunday 3 November

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:38  12:26 madhyāhna ends
10:5011:1411:3812:0212:2612:5013:14

48 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 20:40 on Sat 2 Nov to 21:50 on Sun 3 Nov.

    1929-11-02T12:39:43Z → 1929-11-03T13:50:09Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 2nd, 11:38–12:26 on the 3rd.

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

  3. 03

    Rule

    Dvitīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.

    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 29649 s

  5. 05

    Ruling

    Yama Dvitīyā, Baoding, 1929: Sunday 3 November.

    confidence: determinate

Say it like this

In Baoding, Yama Dvitīyā (Bhai Dooj) 1929 falls on Sunday 3 November. Dvitīyā runs from 20:40 on Sat 2 Nov to 21:50 on Sun 3 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1929/yama-dvitiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 3 Nov
Ahargaṇa, classicalDisc centre, no refractionSun 3 Nov
compat-drikpanchangComparison profileSun 3 Nov
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 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles04:40 → 05:5011:1248 min11:120 min2 Nov
Chicago06:40 → 07:5011:1048 min11:100 min2 Nov
Jersey City07:40 → 08:5011:1648 min11:160 min2 Nov
Port of Spain08:40 → 09:5011:2648 min11:260 min2 Nov
London12:40 → 13:5011:200 min11:2048 min3 Nov
Durban14:40 → 15:5011:160 min11:1648 min3 Nov
Dubai16:40 → 17:5011:380 min11:3848 min3 Nov
Delhi18:10 → 19:2011:410 min11:4148 min3 Nov
Kolkata18:10 → 19:2010:560 min10:5648 min3 Nov
Singapore19:40 → 20:5011:240 min11:2448 min3 Nov
Sydney22:40 → 23:5011:150 min11:1548 min3 Nov
Suva00:40 → 01:5011:260 min11:2648 min3 Nov
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

About Ahargaṇa