Ruling · Guru Pūrṇimā · 2068

Sunday 15 July

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 21 minutes.

Decide it for

DaqingDelhiKolkataSingaporeSydneyJersey City

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Saturday 14 July

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 11:22  12:10 madhyāhna ends
Pūrṇimā begins 12:30:26
10:3410:5811:2211:4612:1012:3412:58

0 of 48 minutes covered

Midday of Sunday 15 July

Taken. Pūrṇimā reaches neither midday; the rule takes the second day.

madhyāhna begins 11:22  12:10 madhyāhna ends
10:3410:5811:2211:4612:1012:3412:58

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 12:30 on Sat 14 Jul to 10:08 on Sun 15 Jul.

    2068-07-14T04:30:27Z → 2068-07-15T02:08:17Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 14th, 11:22–12:10 on the 15th.

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

  3. 03

    Rule

    Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 14th and 0 of 48 on the 15th.

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

  4. 04

    Tie-break

    Neither midday qualifies. The rule takes the second day.

    priority: paraviddha → second-day · margin 1231 s

  5. 05

    Ruling

    Guru Pūrṇimā, Daqing, 2068: Sunday 15 July.

    confidence: determinate

Say it like this

In Daqing, Guru Pūrṇimā 2068 falls on Sunday 15 July. Pūrṇimā runs from 12:30 on Sat 14 Jul to 10:08 on Sun 15 Jul, and reaches madhyāhna on neither day.

ahargana.org/daqing/festivals/2068/guru-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 15 Jul
Ahargaṇa, classicalDisc centre, no refractionSun 15 Jul
compat-drikpanchangComparison profileSat 14 Jul
No institution has a recorded ruling for Daqing.

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 14thCoveredMadhyāhna 15thCoveredRuled
Los Angeles21:30 → 19:0812:3548 min12:350 min14 Jul
Chicago23:30 → 21:0812:3348 min12:330 min14 Jul
Jersey City00:30 → 22:0812:3848 min12:380 min14 Jul
Port of Spain00:30 → 22:0811:4848 min11:480 min14 Jul
London05:30 → 03:0812:4248 min12:420 min14 Jul
Durban06:30 → 04:0811:3848 min11:380 min14 Jul
Dubai08:30 → 06:0812:0148 min12:010 min14 Jul
Delhi10:00 → 07:3812:0348 min12:030 min14 Jul
Kolkata10:00 → 07:3811:1948 min11:190 min14 Jul
Singapore12:30 → 10:0812:4748 min12:470 min14 Jul
Sydney14:30 → 12:0811:370 min11:3831 min15 Jul
Suva16:30 → 14:0811:490 min11:4948 min15 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

About Ahargaṇa