Ruling · Guru Pūrṇimā · 2052

Thursday 11 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 216 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 11 July

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

48 of 48 minutes covered

Midday of Friday 12 July

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 07:05 on Thu 11 Jul to 08:23 on Fri 12 Jul.

    2052-07-10T23:05:30Z → 2052-07-12T00:23:21Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 11th, 12:00–12:48 on the 12th.

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

  3. 03

    Rule

    Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 11th and 0 of 48 on the 12th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

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

    priority: paraviddha → only-day · margin 12987 s

  5. 05

    Ruling

    Guru Pūrṇimā, Baoding, 2052: Thursday 11 July.

    confidence: determinate

Say it like this

In Baoding, Guru Pūrṇimā 2052 falls on Thursday 11 July. Pūrṇimā runs from 07:05 on Thu 11 Jul to 08:23 on Fri 12 Jul and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2052/guru-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 11 Jul
Ahargaṇa, classicalDisc centre, no refractionThu 11 Jul
compat-drikpanchangComparison profileThu 11 Jul
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/guru-purnima · ruleset 2026.3-draft

Month
Āṣāḍha, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 102

“S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāMadhyāhna 10thCoveredMadhyāhna 12thCoveredRuled
Los Angeles16:05 → 17:2312:350 min12:350 min11 Jul
Chicago18:05 → 19:2312:320 min12:320 min11 Jul
Jersey City19:05 → 20:2312:380 min12:380 min11 Jul
Port of Spain19:05 → 20:2311:480 min11:480 min11 Jul
London00:05 → 01:2312:420 min12:420 min11 Jul
Durban01:05 → 02:2311:380 min11:380 min11 Jul
Dubai03:05 → 04:2312:000 min12:010 min11 Jul
Delhi04:35 → 05:5312:030 min12:030 min11 Jul
Kolkata04:35 → 05:5311:180 min11:180 min11 Jul
Singapore07:05 → 08:2312:460 min12:460 min11 Jul
Sydney09:05 → 10:2311:370 min11:370 min11 Jul
Suva11:05 → 12:2311:480 min11:4835 min12 Jul
Profile · tradition
pac-rp@2026.1 · smarta
Rule
guru-purnima@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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