Ruling · Mitra Saptamī · 2034

Monday 18 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 81 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 Sunday 17 December

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:50  12:38 madhyāhna ends
11:0211:2611:5012:1412:3813:0213:26

0 of 48 minutes covered

Midday of Monday 18 December

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

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 13:59 on Sun 17 Dec to 14:00 on Mon 18 Dec.

    2034-12-17T05:59:26Z → 2034-12-18T06:00:00Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:50–12:38 on the 17th, 11:51–12:39 on the 18th.

    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 17th and 48 of 48 on the 18th.

    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 4882 s

  5. 05

    Ruling

    Mitra Saptamī, Baoding, 2034: Monday 18 December.

    confidence: determinate

Say it like this

In Baoding, Mitra Saptamī 2034 falls on Monday 18 December. Saptamī runs from 13:59 on Sun 17 Dec to 14:00 on Mon 18 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2034/mitra-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 18 Dec
Ahargaṇa, classicalDisc centre, no refractionMon 18 Dec
compat-drikpanchangComparison profileMon 18 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 17thCoveredMadhyāhna 18thCoveredRuled
Los Angeles21:59 → 22:0011:2548 min11:260 min17 Dec
Chicago23:59 → 00:0011:2348 min11:230 min17 Dec
Jersey City00:59 → 01:0011:2848 min11:290 min17 Dec
Port of Spain01:59 → 02:0011:3848 min11:390 min17 Dec
London05:59 → 06:0011:3348 min11:330 min17 Dec
Durban07:59 → 08:0011:2848 min11:280 min17 Dec
Dubai09:59 → 10:0011:5148 min11:510 min17 Dec
Delhi11:29 → 11:3011:5348 min11:540 min17 Dec
Kolkata11:29 → 11:3011:0927 min11:0921 min17 Dec
Singapore13:59 → 14:0012:370 min12:3748 min18 Dec
Sydney16:59 → 17:0012:270 min12:2848 min18 Dec
Suva17:59 → 18:0011:380 min11:3948 min18 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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