Ruling · Mitra Saptamī · 1906

Thursday 22 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 511 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 Wednesday 21 November

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:40  12:28 madhyāhna ends
10:5211:1611:4012:0412:2812:5213:16

0 of 48 minutes covered

Midday of Thursday 22 November

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:40  12:28 madhyāhna ends
10:5211:1611:4012:0412:2812:5213:16

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 22:10 on Wed 21 Nov to 20:59 on Thu 22 Nov.

    1906-11-21T14:10:21Z → 1906-11-22T12:59:10Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 21st, 11:40–12:28 on the 22nd.

    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 21st and 48 of 48 on the 22nd.

    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 30673 s

  5. 05

    Ruling

    Mitra Saptamī, Baoding, 1906: Thursday 22 November.

    confidence: determinate

Say it like this

In Baoding, Mitra Saptamī 1906 falls on Thursday 22 November. Saptamī runs from 22:10 on Wed 21 Nov to 20:59 on Thu 22 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1906/mitra-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 22 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 22 Nov
compat-drikpanchangComparison profileThu 22 Nov
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 21stCoveredMadhyāhna 22ndCoveredRuled
Los Angeles06:10 → 04:5911:1548 min11:150 min21 Nov
Chicago08:10 → 06:5911:1248 min11:130 min21 Nov
Jersey City09:10 → 07:5911:1848 min11:180 min21 Nov
Port of Spain10:10 → 08:5911:2848 min11:280 min21 Nov
London14:10 → 12:5911:220 min11:2248 min22 Nov
Durban16:10 → 14:5911:180 min11:1848 min22 Nov
Dubai17:51 → 16:4011:210 min11:2248 min22 Nov
Delhi19:40 → 18:2911:430 min11:4348 min22 Nov
Kolkata19:40 → 18:2910:580 min10:5848 min22 Nov
Singapore21:10 → 19:5911:260 min11:2748 min22 Nov
Sydney00:10 → 22:5911:170 min11:1748 min22 Nov
Suva02:05 → 00:5411:230 min11:2348 min22 Nov
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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