Ruling · Bhīṣma Dvādaśī · 1975

Sunday 23 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 449 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 22 February

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 12:08  12:56 madhyāhna ends
11:2011:4412:0812:3212:5613:2013:44

0 of 48 minutes covered

Midday of Sunday 23 February

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 12:08  12:56 madhyāhna ends
11:2011:4412:0812:3212:5613:2013:44

48 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Dvādaśī runs from 23:19 on Sat 22 Feb to 20:25 on Sun 23 Feb.

    1975-02-22T15:18:55Z → 1975-02-23T12:24:55Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:08–12:56 on the 22nd, 12:08–12:56 on the 23rd.

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

  3. 03

    Rule

    Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 26939 s

  5. 05

    Ruling

    Bhīṣma Dvādaśī, Baoding, 1975: Sunday 23 February.

    confidence: determinate

Say it like this

In Baoding, Bhīṣma Dvādaśī 1975 falls on Sunday 23 February. Dvādaśī runs from 23:19 on Sat 22 Feb to 20:25 on Sun 23 Feb and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1975/bhishma-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 23 Feb
Ahargaṇa, classicalDisc centre, no refractionSun 23 Feb
compat-drikpanchangComparison profileSun 23 Feb
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/bhishma-dvadashi · ruleset 2026.3-draft

Month
Māgha, amānta
Pakṣa · aṅga
Śukla · Dvādaśī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 105

“S 12 Bhisma dvadasi (purvaviddha), Amalaki dvadasi, Santana dvadasi, Varaha dvadasi” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvādaśīMadhyāhna 22ndCoveredMadhyāhna 23rdCoveredRuled
Los Angeles07:19 → 05:2511:4348 min12:430 min22 Feb
Chicago09:19 → 07:2511:4048 min12:400 min22 Feb
Jersey City10:19 → 08:2511:4648 min12:460 min22 Feb
Port of Spain11:19 → 08:2511:5648 min11:560 min22 Feb
London15:19 → 12:2511:510 min11:5035 min23 Feb
Durban17:19 → 14:2511:450 min11:4548 min23 Feb
Dubai19:19 → 16:2512:090 min12:0848 min23 Feb
Delhi20:49 → 17:5512:110 min12:1148 min23 Feb
Kolkata20:49 → 17:5511:260 min11:2648 min23 Feb
Singapore22:49 → 19:5512:240 min12:2448 min23 Feb
Sydney02:19 → 23:2512:450 min12:4448 min23 Feb
Suva03:19 → 00:2511:560 min11:5648 min23 Feb
Profile · tradition
pac-rp@2026.1 · smarta
Rule
bhishma-dvadashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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