Mass and Weight · Unit Converter

Convert Scruple (apothecary) to Jupiter Mass

Convert scruples (apothecary) to jupiter mass instantly. 1 scruple (apothecary) = 6.827658e-31 jupiter mass — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Jupiter Mass to Scruple (apothecary) converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.

Mass and Weight category 2 min read Published June 10, 2026 Last reviewed June 10, 2026 Updated June 10, 2026

Units explained

Troy & Apothecary

Scruple (apothecary)

What is a scruple (apothecary)?

The apothecary scruple equals 20 grains, about 1.296 grams.

Origin of the scruple (apothecary)

From Latin 'scrupulus', a small sharp pebble used as a tiny weight.

Where it is used

Historical apothecary dosing of powders.

When and where it was developed

Part of the apothecaries' system used through the 19th century.

Astronomical

Jupiter Mass

What is a jupiter mass?

The Jupiter mass (M(J)) is about 1.898E27 kg.

Origin of the jupiter mass

The mass of Jupiter, the standard unit for gas giants and exoplanets.

Where it is used

Exoplanet characterization and planetary science.

When and where it was developed

Refined through telescopic and spacecraft observations of Jupiter.

Scruple (apothecary) to Jupiter Mass conversion formula

Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.

The relationship between scruples (apothecary) and jupiter mass:

1 s ap = 6.827658e-31 MJ

1 MJ = 1.464631e+30 s ap

To convert scruples (apothecary) to jupiter mass, multiply the value in scruples (apothecary) by 6.827658e-31. To reverse, multiply jupiter mass by 1.464631e+30.

How to use this converter

Type a value into the calculator. The result in jupiter mass updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Jupiter Mass to Scruple (apothecary) converter for the reverse direction.

Step-by-step: convert scruples (apothecary) to jupiter mass

Write down the value in scruples (apothecary) (s ap).
Multiply that value by the factor 6.827658e-31.
The product is the equivalent value in jupiter mass (MJ).
To reverse, multiply the jupiter mass value by 1.464631e+30.

Worked examples

Example 1 — Convert 1 s ap to MJ:
1 × 6.827658e-31 = 6.827658e-31 MJ

Example 2 — Convert 100 s ap to MJ:
100 × 6.827658e-31 = 6.827658e-29 MJ

Real-world example — Postcard and small-object dimensions

A postcard is about 5 scruples (apothecary) wide. Converting to jupiter mass is essential for international postal addressing forms that ask for dimensions in different units across countries.

5 s ap × 6.827658e-31 = 3.413829e-30 MJ

Real-world example — Ruler-scale measurements

A 30-scruple (apothecary) school ruler converts cleanly to jupiter mass — useful when buying a desk accessory from a retailer whose product specs use a different unit.

30 s ap × 6.827658e-31 = 2.048297e-29 MJ

Real-world example — Hardware-scale dimensions

A 10-scruple (apothecary) fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between scruples (apothecary) and jupiter mass daily when mixing metric and imperial tools.

10 s ap × 6.827658e-31 = 6.827658e-30 MJ

Scruple (apothecary) to Jupiter Mass conversion table

Standard reference values for converting scruples (apothecary) to jupiter mass:

Scruple (apothecary) [s ap]	Jupiter Mass [MJ]
0.01	6.827658e-33
0.1	6.827658e-32
1	6.827658e-31
2	1.365532e-30
3	2.048297e-30
4	2.731063e-30
5	3.413829e-30
10	6.827658e-30
20	1.365532e-29
30	2.048297e-29
40	2.731063e-29
50	3.413829e-29
100	6.827658e-29
500	3.413829e-28
1000	6.827658e-28

Frequently asked questions

How many jupiter mass is 1 scruple (apothecary)?

1 scruple (apothecary) equals 6.827658e-31 jupiter mass.

How do I convert scruples (apothecary) to jupiter mass?

Multiply the value in scruples (apothecary) by 6.827658e-31 to get jupiter mass.

How do I convert jupiter mass back to scruples (apothecary)?

Multiply the value in jupiter mass by 1.464631e+30, or use the Jupiter Mass to Scruple (apothecary) converter.

How many jupiter mass is 100 scruples (apothecary)?

100 scruples (apothecary) equals 6.827658e-29 jupiter mass, because 100 × 6.827658e-31 = 6.827658e-29.

Convert Scruple (apothecary) to other weight units

Show all Scruple (apothecary) conversions

Metric / SI (18 units)

Avoirdupois (15 units)

Troy & Apothecary (9 units)

Scruple (apothecary) to Point (1/100 carat) (pt) Scruple (apothecary) to Carat (metric) (ct) Scruple (apothecary) to Pennyweight (dwt) Scruple (apothecary) to Momme (mom) Scruple (apothecary) to Mace (mace) Scruple (apothecary) to Dram (apothecary/troy) (dr ap) Scruple (apothecary) to Troy Ounce (oz t) Scruple (apothecary) to Tael (tael) Scruple (apothecary) to Pound (troy/apothecary) (lb t)

Indian / South Asian (6 units)

Scruple (apothecary) to Ratti (ratti) Scruple (apothecary) to Masha (masha) Scruple (apothecary) to Tola (tola) Scruple (apothecary) to Chittack (Chatank) (chittack) Scruple (apothecary) to Seer (Ser) (seer) Scruple (apothecary) to Maund (Mann) (maund)

Scientific / Atomic (9 units)

Scruple (apothecary) to Electron Mass (rest) (me) Scruple (apothecary) to MeV/c2 (MeV/c²) Scruple (apothecary) to Muon Mass (mµ) Scruple (apothecary) to Atomic Mass Unit (u) Scruple (apothecary) to Proton Mass (mp) Scruple (apothecary) to Neutron Mass (mn) Scruple (apothecary) to Deuteron Mass (md) Scruple (apothecary) to Carbon-12 Atom Mass (C-12) Scruple (apothecary) to Planck Mass (mP)

Astronomical (4 units)

Scruple (apothecary) to Lunar Mass (Moon) (M☾) Scruple (apothecary) to Earth's Mass (M⊕) Scruple (apothecary) to Jupiter Mass (MJ) Scruple (apothecary) to Sun's Mass (M☉)

Biblical / Ancient (14 units)

Force / Engineering (5 units)

Scruple (apothecary) to Poundal (pdl) Scruple (apothecary) to Ton (assay) (US) (AT) Scruple (apothecary) to Ton (assay) (UK) (AT) Scruple (apothecary) to Kilogram-force square second/meter (hyl) Scruple (apothecary) to Slug (slug)

Sources & references

Conversion factor (1 s ap = 6.827658e-31 MJ) verified against the following authoritative sources:

BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.

Results are provided for general reference. Verify critical measurements against an authoritative standard.