Ruling · Yama Dvitīyā (Bhai Dooj) · 1922

Sunday 22 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 158 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 21 October

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:39  12:27 madhyāhna ends
10:5111:1511:3912:0312:2712:5113:15

0 of 48 minutes covered

Midday of Sunday 22 October

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:39  12:27 madhyāhna ends
10:5111:1511:3912:0312:2712:5113:15

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 18:13 on Sat 21 Oct to 15:04 on Sun 22 Oct.

    1922-10-21T10:12:54Z → 1922-10-22T07:04:19Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 21st, 11:39–12:27 on the 22nd.

    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 21st and 48 of 48 on the 22nd.

    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 9465 s

  5. 05

    Ruling

    Yama Dvitīyā, Baoding, 1922: Sunday 22 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dvitīyā (Bhai Dooj) 1922 falls on Sunday 22 October. Dvitīyā runs from 18:13 on Sat 21 Oct to 15:04 on Sun 22 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1922/yama-dvitiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 22 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 22 Oct
compat-drikpanchangComparison profileSun 22 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 21stCoveredMadhyāhna 22ndCoveredRuled
Los Angeles02:13 → 23:0411:1348 min11:130 min21 Oct
Chicago04:13 → 01:0411:1148 min11:110 min21 Oct
Jersey City05:13 → 02:0411:1748 min11:170 min21 Oct
Port of Spain06:13 → 03:0411:2748 min11:270 min21 Oct
London10:13 → 07:0411:2148 min11:210 min21 Oct
Durban12:13 → 09:0411:170 min11:170 min22 Oct
Dubai14:13 → 11:0411:390 min11:390 min22 Oct
Delhi15:43 → 12:3411:420 min11:4248 min22 Oct
Kolkata15:43 → 12:3410:570 min10:5748 min22 Oct
Singapore17:13 → 14:0411:250 min11:2548 min22 Oct
Sydney20:13 → 17:0411:160 min11:1648 min22 Oct
Suva22:13 → 19:0411:270 min11:2748 min22 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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