Ruling · Yama Dvitīyā (Bhrātṛ Dvitīyā) · 2012

Thursday 15 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 552 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 Thursday 15 November

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

Midday of Friday 16 November

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

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

How it was decided

  1. 01

    Aṅga

    Dvitīyā runs from 02:26 on Thu 15 Nov to 22:49 on Thu 15 Nov.

    2012-11-14T18:26:25Z → 2012-11-15T14:48:58Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 15th, 11:39–12:27 on the 16th.

    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 15th and 0 of 48 on the 16th.

    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 33129 s

  5. 05

    Ruling

    Yama Dvitīyā, Baoding, 2012: Thursday 15 November.

    confidence: determinate

Say it like this

In Baoding, Yama Dvitīyā (Bhai Dooj) 2012 falls on Thursday 15 November. Dvitīyā runs from 02:26 on Thu 15 Nov to 22:49 on Thu 15 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2012/yama-dvitiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 15 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 15 Nov
compat-drikpanchangComparison profileThu 15 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 14thCoveredMadhyāhna 15thCoveredRuled
Los Angeles10:26 → 06:4911:1348 min11:140 min14 Nov
Chicago12:26 → 08:4911:110 min11:110 min15 Nov
Jersey City13:26 → 09:4911:170 min11:170 min15 Nov
Port of Spain14:26 → 10:4911:270 min11:270 min15 Nov
London18:26 → 14:4911:210 min11:2148 min15 Nov
Durban20:26 → 16:4911:170 min11:1748 min15 Nov
Dubai22:26 → 18:4911:390 min11:3948 min15 Nov
Delhi23:56 → 20:1911:410 min11:4248 min15 Nov
Kolkata23:56 → 20:1910:570 min10:5748 min15 Nov
Singapore02:26 → 22:4912:250 min12:2548 min15 Nov
Sydney05:26 → 01:4912:160 min12:1648 min15 Nov
Suva07:26 → 03:4912:270 min12:2748 min15 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

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