Ruling · Bhīṣma Dvādaśī · 2093

Saturday 7 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 19 minutes.

Decide it for

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 7 February

Taken. Both middays qualify; the rule takes the first.

madhyāhna begins 12:09  12:57 madhyāhna ends
Dvādaśī begins 11:50:00
11:2111:4512:0912:3312:5713:2113:45

48 of 48 minutes covered

Midday of Sunday 8 February

Qualifies with 48 of 48 minutes. Not taken.

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

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 11:50 on Sat 7 Feb to 14:26 on Sun 8 Feb.

    2093-02-07T03:50:01Z → 2093-02-08T06:26:28Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 7th, 12:09–12:57 on the 8th.

    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 7th and 48 of 48 on the 8th.

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

  4. 04

    Tie-break

    Both middays qualify. Pūrvaviddhā: the first is taken.

    priority: purvaviddha → purvaviddha · margin 1121 s

  5. 05

    Ruling

    Bhīṣma Dvādaśī, Baoding, 2093: Saturday 7 February.

    confidence: determinate

Say it like this

In Baoding, Bhīṣma Dvādaśī 2093 falls on Saturday 7 February. Dvādaśī runs from 11:50 on Sat 7 Feb to 14:26 on Sun 8 Feb and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; by the rule the first midday is taken.

ahargana.org/baoding/festivals/2093/bhishma-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 7 Feb
Ahargaṇa, classicalDisc centre, no refractionSat 7 Feb
compat-drikpanchangComparison profileSat 7 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 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles19:50 → 22:2611:4448 min11:440 min7 Feb
Chicago21:50 → 00:2611:4148 min11:410 min7 Feb
Jersey City22:50 → 01:2611:4748 min11:470 min7 Feb
Port of Spain23:50 → 02:2611:5648 min11:560 min7 Feb
London03:50 → 06:2611:5148 min11:510 min7 Feb
Durban05:50 → 08:2611:4648 min11:460 min7 Feb
Dubai07:50 → 10:2612:0948 min12:090 min7 Feb
Delhi09:20 → 11:5612:1248 min12:120 min7 Feb
Kolkata09:20 → 11:5611:2748 min11:2729 min7 Feb
Singapore11:50 → 14:2612:5548 min12:5548 min7 Feb
Sydney14:50 → 17:2612:450 min12:4548 min8 Feb
Suva15:50 → 18:2611:560 min11:5748 min8 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

About Ahargaṇa