Ruling · Vāmana Jayantī · 2072

Friday 23 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 161 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 Friday 23 September

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:46  12:34 madhyāhna ends
10:5811:2211:4612:1012:3412:5813:22

48 of 48 minutes covered

Midday of Saturday 24 September

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:46  12:34 madhyāhna ends
10:5811:2211:4612:1012:3412:5813:22

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 06:32 on Fri 23 Sep to 09:05 on Sat 24 Sep.

    2072-09-22T22:32:20Z → 2072-09-24T01:04:36Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 23rd, 11:46–12:34 on the 24th.

    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 23rd and 0 of 48 on the 24th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 9676 s

  5. 05

    Ruling

    Vāmana Jayantī, Baoding, 2072: Friday 23 September.

    confidence: determinate

Say it like this

In Baoding, Vāmana Jayantī 2072 falls on Friday 23 September. Dvādaśī runs from 06:32 on Fri 23 Sep to 09:05 on Sat 24 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2072/vamana-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 23 Sep
Ahargaṇa, classicalDisc centre, no refractionFri 23 Sep
compat-drikpanchangComparison profileFri 23 Sep
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/vamana-jayanti · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Śukla · Dvādaśī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 103

“S 12 Visnuparivartanotsava, Sakrotthana (in any of the naksatras U. Asadha, Sravana & Dhanistha), Kalki dvadasi, Sravana dvadasi (when combined with naksatra Sravana), Vamana jayanti (madhyahna vyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvādaśīMadhyāhna 22ndCoveredMadhyāhna 24thCoveredRuled
Los Angeles15:32 → 18:0512:210 min12:210 min23 Sep
Chicago17:32 → 20:0512:190 min12:180 min23 Sep
Jersey City18:32 → 21:0512:250 min12:240 min23 Sep
Port of Spain18:32 → 21:0511:350 min11:340 min23 Sep
London23:32 → 02:0512:290 min12:280 min23 Sep
Durban00:32 → 03:0511:250 min11:240 min23 Sep
Dubai02:32 → 05:0511:470 min11:470 min23 Sep
Delhi04:02 → 06:3511:500 min11:490 min23 Sep
Kolkata04:02 → 06:3511:050 min11:040 min23 Sep
Singapore06:32 → 09:0512:330 min12:330 min23 Sep
Sydney08:32 → 11:0511:240 min11:230 min23 Sep
Suva10:32 → 13:0511:350 min11:3548 min23 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
vamana-jayanti@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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