Ruling · Mitra Saptamī · 2073

Tuesday 5 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 421 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

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

Midday of Wednesday 6 December

Saptamī is absent from madhyāhna. Not taken.

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

0 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 03:36 on Tue 5 Dec to 04:44 on Wed 6 Dec.

    2073-12-04T19:35:46Z → 2073-12-05T20:43:54Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 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 48 of 48 minutes on the 5th and 0 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 25284 s

  5. 05

    Ruling

    Mitra Saptamī, Baoding, 2073: Tuesday 5 December.

    confidence: determinate

Say it like this

In Baoding, Mitra Saptamī 2073 falls on Tuesday 5 December. Saptamī runs from 03:36 on Tue 5 Dec to 04:44 on Wed 6 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2073/mitra-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 5 Dec
Ahargaṇa, classicalDisc centre, no refractionTue 5 Dec
compat-drikpanchangComparison profileTue 5 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 4thCoveredMadhyāhna 5thCoveredRuled
Los Angeles11:36 → 12:4411:2032 min11:2048 min4 Dec
Chicago13:36 → 14:4411:170 min11:1848 min5 Dec
Jersey City14:36 → 15:4411:230 min11:2348 min5 Dec
Port of Spain15:36 → 16:4411:330 min11:3348 min5 Dec
London19:36 → 20:4411:270 min11:2748 min5 Dec
Durban21:36 → 22:4411:220 min11:2348 min5 Dec
Dubai23:36 → 00:4411:450 min11:4648 min5 Dec
Delhi01:06 → 02:1411:470 min11:4848 min5 Dec
Kolkata01:06 → 02:1411:030 min11:0348 min5 Dec
Singapore03:36 → 04:4412:310 min12:3148 min5 Dec
Sydney06:36 → 07:4412:220 min12:2248 min5 Dec
Suva07:36 → 08:4411:330 min11:3348 min5 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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