Ruling · Vaṭa Sāvitrī Vrata · 2011

Wednesday 15 June

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 436 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two evenings

One ghaṭī is 24 minutes. Pradoṣa is 2 muhūrtas after sunset.

Evening of Tuesday 14 June

Pūrṇimā is absent from pradoṣa. Not taken.

19:44 sunsetpradoṣa ends 20:57
19:2019:4420:0820:3220:5621:2021:44

0 of 73 minutes covered

Evening of Wednesday 15 June

Taken. The only evening Pūrṇimā reaches.

19:45 sunsetpradoṣa ends 20:58
19:2119:4520:0920:3320:5721:2121:45

73 of 73 minutes covered

Pūrṇimā presentPradoṣa, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 06:07 on Wed 15 Jun to 04:14 on Thu 16 Jun.

    2011-06-14T22:07:13Z → 2011-06-15T20:13:35Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:44–20:57 on the 14th, 19:45–20:58 on the 15th.

    pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pūrṇimā must be present during pradoṣa. It covers 0 of 73 minutes on the 14th and 73 of 73 on the 15th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 26159 s

  5. 05

    Ruling

    Vaṭa Sāvitrī Vrata, Baoding, 2011: Wednesday 15 June.

    confidence: determinate

Say it like this

In Baoding, Vaṭa Sāvitrī Vrata 2011 falls on Wednesday 15 June. Pūrṇimā runs from 06:07 on Wed 15 Jun to 04:14 on Thu 16 Jun and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2011/vata-savitri-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 15 Jun
Ahargaṇa, classicalDisc centre, no refractionWed 15 Jun
compat-drikpanchangComparison profileWed 15 Jun
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/vata-savitri-vrata · ruleset 2026.3-draft

Month
Jyeṣṭha, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Pradoṣa
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 102

“S 15 Vata-savitri vrata (Deccan) (pradosavyapini, purvaviddha), Snanayatra (Bengal & Orissa) (paraviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāSunset 14thCoveredSunset 15thCoveredRuled
Los Angeles15:07 → 13:1420:0577 min20:060 min14 Jun
Chicago17:07 → 15:1420:2770 min20:270 min14 Jun
Jersey City18:07 → 16:1420:2872 min20:290 min14 Jun
Port of Spain18:07 → 16:1418:2890 min18:290 min14 Jun
London23:07 → 21:1421:180 min21:190 min14 Jun
Durban00:07 → 22:1417:030 min17:03110 min15 Jun
Dubai02:07 → 00:1419:090 min19:1083 min15 Jun
Delhi03:37 → 01:4419:200 min19:2080 min15 Jun
Kolkata03:37 → 01:4418:220 min18:2284 min15 Jun
Singapore06:07 → 04:1419:100 min19:1195 min15 Jun
Sydney08:07 → 06:1416:530 min16:53113 min15 Jun
Suva10:07 → 08:1417:380 min17:38104 min15 Jun
Profile · tradition
pac-rp@2026.1 · smarta
Rule
vata-savitri-vrata@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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