Ruling · Mitra Saptamī · 1978

Wednesday 6 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 531 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 Tuesday 5 December

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:44  12:32 madhyāhna ends
10:5611:2011:4412:0812:3212:5613:20

0 of 48 minutes covered

Midday of Wednesday 6 December

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:45  12:33 madhyāhna ends
10:5711:2111:4512:0912:3312:5713:21

48 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Saptamī runs from 23:22 on Tue 5 Dec to 21:24 on Wed 6 Dec.

    1978-12-05T15:22:27Z → 1978-12-06T13:23:30Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 5th, 11:45–12:33 on the 6th.

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

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 5th and 48 of 48 on the 6th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 31837 s

  5. 05

    Ruling

    Mitra Saptamī, Baoding, 1978: Wednesday 6 December.

    confidence: determinate

Say it like this

In Baoding, Mitra Saptamī 1978 falls on Wednesday 6 December. Saptamī runs from 23:22 on Tue 5 Dec to 21:24 on Wed 6 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1978/mitra-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 6 Dec
Ahargaṇa, classicalDisc centre, no refractionWed 6 Dec
compat-drikpanchangComparison profileWed 6 Dec
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/mitra-saptami · ruleset 2026.3-draft

Month
Mārgaśīrṣa, amānta
Pakṣa · aṅga
Śukla · Saptamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 104

“S 7 Mitra saptami (purvaviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceSaptamīMadhyāhna 5thCoveredMadhyāhna 6thCoveredRuled
Los Angeles07:22 → 05:2411:2048 min11:200 min5 Dec
Chicago09:22 → 07:2411:1748 min11:180 min5 Dec
Jersey City10:22 → 08:2411:2348 min11:230 min5 Dec
Port of Spain11:22 → 09:2411:3348 min11:330 min5 Dec
London15:22 → 13:2411:270 min11:2748 min6 Dec
Durban17:22 → 15:2411:220 min11:2348 min6 Dec
Dubai19:22 → 17:2411:450 min11:4648 min6 Dec
Delhi20:52 → 18:5411:470 min11:4848 min6 Dec
Kolkata20:52 → 18:5411:030 min11:0348 min6 Dec
Singapore22:52 → 20:5412:010 min12:0148 min6 Dec
Sydney02:22 → 00:2412:220 min12:2248 min6 Dec
Suva03:22 → 01:2411:330 min11:3348 min6 Dec
Profile · tradition
pac-rp@2026.1 · smarta
Rule
mitra-saptami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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