Ruling · Mitra Saptamī · 2083

Wednesday 15 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 517 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 14 December

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:49  12:37 madhyāhna ends
11:0111:2511:4912:1312:3713:0113:25

0 of 48 minutes covered

Midday of Wednesday 15 December

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:49  12:37 madhyāhna ends
11:0111:2511:4912:1312:3713:0113:25

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 21:47 on Tue 14 Dec to 21:14 on Wed 15 Dec.

    2083-12-14T13:46:33Z → 2083-12-15T13:14:03Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:49–12:37 on the 14th, 11:49–12:37 on the 15th.

    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 14th and 48 of 48 on the 15th.

    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 31006 s

  5. 05

    Ruling

    Mitra Saptamī, Baoding, 2083: Wednesday 15 December.

    confidence: determinate

Say it like this

In Baoding, Mitra Saptamī 2083 falls on Wednesday 15 December. Saptamī runs from 21:47 on Tue 14 Dec to 21:14 on Wed 15 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2083/mitra-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 15 Dec
Ahargaṇa, classicalDisc centre, no refractionWed 15 Dec
compat-drikpanchangComparison profileWed 15 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 14thCoveredMadhyāhna 15thCoveredRuled
Los Angeles05:47 → 05:1411:2448 min11:240 min14 Dec
Chicago07:47 → 07:1411:2248 min11:220 min14 Dec
Jersey City08:47 → 08:1411:2748 min11:280 min14 Dec
Port of Spain09:47 → 09:1411:3748 min11:370 min14 Dec
London13:47 → 13:1411:310 min11:3248 min15 Dec
Durban15:47 → 15:1411:270 min11:2748 min15 Dec
Dubai17:47 → 17:1411:500 min11:5048 min15 Dec
Delhi19:17 → 18:4411:520 min11:5248 min15 Dec
Kolkata19:17 → 18:4411:070 min11:0848 min15 Dec
Singapore21:47 → 21:1412:350 min12:3648 min15 Dec
Sydney00:47 → 00:1412:260 min12:2648 min15 Dec
Suva01:47 → 01:1411:370 min11:3748 min15 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

About Ahargaṇa