Ruling · Guru Pūrṇimā · 2077

Monday 5 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 58 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 Monday 5 July

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

48 of 48 minutes covered

Midday of Tuesday 6 July

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

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 11:01 on Mon 5 Jul to 09:23 on Tue 6 Jul.

    2077-07-05T03:00:44Z → 2077-07-06T01:22:56Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 5th, 11:59–12:47 on the 6th.

    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 5th and 0 of 48 on the 6th.

    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 3497 s

  5. 05

    Ruling

    Guru Pūrṇimā, Baoding, 2077: Monday 5 July.

    confidence: determinate

Say it like this

In Baoding, Guru Pūrṇimā 2077 falls on Monday 5 July. Pūrṇimā runs from 11:01 on Mon 5 Jul to 09:23 on Tue 6 Jul and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2077/guru-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 5 Jul
Ahargaṇa, classicalDisc centre, no refractionMon 5 Jul
compat-drikpanchangComparison profileMon 5 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 5thCoveredMadhyāhna 6thCoveredRuled
Los Angeles20:01 → 18:2312:3448 min12:340 min5 Jul
Chicago22:01 → 20:2312:3248 min12:320 min5 Jul
Jersey City23:01 → 21:2312:3748 min12:370 min5 Jul
Port of Spain23:01 → 21:2311:4748 min11:470 min5 Jul
London04:01 → 02:2312:4148 min12:410 min5 Jul
Durban05:01 → 03:2311:3748 min11:370 min5 Jul
Dubai07:01 → 05:2312:0048 min12:000 min5 Jul
Delhi08:31 → 06:5312:0248 min12:020 min5 Jul
Kolkata08:31 → 06:5311:1748 min11:180 min5 Jul
Singapore11:01 → 09:2312:4648 min12:460 min5 Jul
Sydney13:01 → 11:2311:360 min11:360 min6 Jul
Suva15:01 → 13:2311:470 min11:4748 min6 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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