Ruling · Yama Dvitīyā (Bhai Dooj) · 1944

Thursday 19 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 184 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 Wednesday 18 October

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 12:39  13:27 madhyāhna ends
11:5112:1512:3913:0313:2713:5114:15

0 of 48 minutes covered

Midday of Thursday 19 October

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 12:39  13:27 madhyāhna ends
11:5112:1512:3913:0313:2713:5114:15

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 16:31 on Wed 18 Oct to 18:09 on Thu 19 Oct.

    1944-10-18T07:30:41Z → 1944-10-19T09:08:42Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 18th, 12:39–13:27 on the 19th.

    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 18th and 48 of 48 on the 19th.

    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 11013 s

  5. 05

    Ruling

    Yama Dvitīyā, Baoding, 1944: Thursday 19 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dvitīyā (Bhai Dooj) 1944 falls on Thursday 19 October. Dvitīyā runs from 16:31 on Wed 18 Oct to 18:09 on Thu 19 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1944/yama-dvitiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 19 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 19 Oct
compat-drikpanchangComparison profileThu 19 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 18thCoveredMadhyāhna 19thCoveredRuled
Los Angeles00:31 → 02:0912:1448 min12:140 min18 Oct
Chicago02:31 → 04:0912:1148 min12:110 min18 Oct
Jersey City03:31 → 05:0912:1748 min12:170 min18 Oct
Port of Spain04:31 → 06:0912:2748 min12:270 min18 Oct
London08:31 → 10:0912:2148 min12:210 min18 Oct
Durban09:31 → 11:0911:1748 min11:170 min18 Oct
Dubai11:31 → 13:0911:4048 min11:4048 min18 Oct
Delhi14:01 → 15:3912:420 min12:4248 min19 Oct
Kolkata14:01 → 15:3911:580 min11:5748 min19 Oct
Singapore16:31 → 18:0913:260 min13:2648 min19 Oct
Sydney17:31 → 19:0911:170 min11:1748 min19 Oct
Suva19:31 → 21:0911:280 min11:2848 min19 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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