Ruling · Bhīṣma Dvādaśī · 1976

Thursday 12 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 188 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 12 February

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 12:09  12:57 madhyāhna ends
11:2111:4512:0912:3312:5713:2113:45

48 of 48 minutes covered

Midday of Friday 13 February

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 12:09  12:57 madhyāhna ends
11:2111:4512:0912:3312:5713:2113:45

0 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 09:01 on Thu 12 Feb to 07:57 on Fri 13 Feb.

    1976-02-12T01:00:51Z → 1976-02-12T23:57:03Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 12th, 12:09–12:57 on the 13th.

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

  3. 03

    Rule

    Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 12th and 0 of 48 on the 13th.

    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 11270 s

  5. 05

    Ruling

    Bhīṣma Dvādaśī, Baoding, 1976: Thursday 12 February.

    confidence: determinate

Say it like this

In Baoding, Bhīṣma Dvādaśī 1976 falls on Thursday 12 February. Dvādaśī runs from 09:01 on Thu 12 Feb to 07:57 on Fri 13 Feb and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1976/bhishma-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 12 Feb
Ahargaṇa, classicalDisc centre, no refractionThu 12 Feb
compat-drikpanchangComparison profileThu 12 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 12thCoveredMadhyāhna 13thCoveredRuled
Los Angeles17:01 → 15:5711:4348 min11:430 min12 Feb
Chicago19:01 → 17:5711:4148 min11:410 min12 Feb
Jersey City20:01 → 18:5711:4748 min11:470 min12 Feb
Port of Spain21:01 → 19:5711:5648 min11:560 min12 Feb
London01:01 → 23:5711:5148 min11:510 min12 Feb
Durban03:01 → 01:5711:4648 min11:460 min12 Feb
Dubai05:01 → 03:5712:0948 min12:090 min12 Feb
Delhi06:31 → 05:2712:1248 min12:120 min12 Feb
Kolkata06:31 → 05:2711:2748 min11:270 min12 Feb
Singapore08:31 → 07:2712:2548 min12:250 min12 Feb
Sydney12:01 → 10:5712:4548 min12:450 min12 Feb
Suva13:01 → 11:5711:560 min11:561 min13 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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