Ruling · Yama Dvitīyā (Bhai Dooj) · 1927

Thursday 27 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 420 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 27 October

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

Midday of Friday 28 October

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

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

How it was decided

  1. 01

    Aṅga

    Dvitīyā runs from 02:10 on Thu 27 Oct to 04:38 on Fri 28 Oct.

    1927-10-26T18:10:20Z → 1927-10-27T20:37:45Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 27th, 11:38–12:26 on the 28th.

    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 27th and 0 of 48 on the 28th.

    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 25206 s

  5. 05

    Ruling

    Yama Dvitīyā, Baoding, 1927: Thursday 27 October.

    confidence: determinate

Say it like this

In Baoding, Yama Dvitīyā (Bhai Dooj) 1927 falls on Thursday 27 October. Dvitīyā runs from 02:10 on Thu 27 Oct to 04:38 on Fri 28 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1927/yama-dvitiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 27 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 27 Oct
compat-drikpanchangComparison profileThu 27 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 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles10:10 → 12:3811:1348 min11:1348 min26 Oct
Chicago12:10 → 14:3811:100 min11:1048 min27 Oct
Jersey City13:10 → 15:3811:160 min11:1648 min27 Oct
Port of Spain14:10 → 16:3811:260 min11:2648 min27 Oct
London18:10 → 20:3811:200 min11:2048 min27 Oct
Durban20:10 → 22:3811:160 min11:1648 min27 Oct
Dubai22:10 → 00:3811:390 min11:3948 min27 Oct
Delhi23:40 → 02:0811:410 min11:4148 min27 Oct
Kolkata23:40 → 02:0810:570 min10:5648 min27 Oct
Singapore01:10 → 03:3811:250 min11:2548 min27 Oct
Sydney04:10 → 06:3811:160 min11:1648 min27 Oct
Suva06:10 → 08:3811:270 min11:2648 min27 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

About Ahargaṇa