Mass and Weight · Unit Converter

Convert Dram (avoirdupois) to Lunar Mass (Moon)

Convert drams (avoirdupois) to lunar mass (moon) instantly. 1 dram (avoirdupois) = 2.4133e-26 lunar mass (moon) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Lunar Mass (Moon) to Dram (avoirdupois) 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 Last reviewed Updated

Units explained

Avoirdupois

Dram (avoirdupois)

What is a dram (avoirdupois)?

The avoirdupois dram (dr) equals one-sixteenth of an ounce, about 1.77 grams.

Origin of the dram (avoirdupois)

From Greek 'drachma' through Latin 'dragma'.

Where it is used

Historically pharmacy; today occasional cooking and firearms (powder) use.

When and where it was developed

Defined as 1/256 of the avoirdupois pound.

Astronomical

Lunar Mass (Moon)

What is a lunar mass (moon)?

The lunar mass (M(L)) is about 7.342E22 kg.

Origin of the lunar mass (moon)

The mass of the Moon, used as a unit for natural satellites.

Where it is used

Planetary science, for comparing moons of the solar system.

When and where it was developed

Determined from the Moon's orbit and modern spacecraft tracking.

Dram (avoirdupois) to Lunar Mass (Moon) 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 drams (avoirdupois) and lunar mass (moon):

1 dr = 2.4133e-26 M☾
1 M☾ = 4.143703e+25 dr

To convert drams (avoirdupois) to lunar mass (moon), multiply the value in drams (avoirdupois) by 2.4133e-26. To reverse, multiply lunar mass (moon) by 4.143703e+25.

How to use this converter

Type a value into the calculator. The result in lunar mass (moon) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Lunar Mass (Moon) to Dram (avoirdupois) converter for the reverse direction.

Step-by-step: convert drams (avoirdupois) to lunar mass (moon)

  1. Write down the value in drams (avoirdupois) (dr).
  2. Multiply that value by the factor 2.4133e-26.
  3. The product is the equivalent value in lunar mass (moon) (M☾).
  4. To reverse, multiply the lunar mass (moon) value by 4.143703e+25.

Worked examples

Example 1 — Convert 1 dr to M☾:
1 × 2.4133e-26 = 2.4133e-26 M☾

Example 2 — Convert 100 dr to M☾:
100 × 2.4133e-26 = 2.4133e-24 M☾

Real-world example — Ruler-scale measurements

A 30-dram (avoirdupois) school ruler converts cleanly to lunar mass (moon) — useful when buying a desk accessory from a retailer whose product specs use a different unit.

30 dr × 2.4133e-26 = 7.239901e-25 M☾

Real-world example — Hardware-scale dimensions

A 10-dram (avoirdupois) fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between drams (avoirdupois) and lunar mass (moon) daily when mixing metric and imperial tools.

10 dr × 2.4133e-26 = 2.4133e-25 M☾

Real-world example — Postcard and small-object dimensions

A postcard is about 5 drams (avoirdupois) wide. Converting to lunar mass (moon) is essential for international postal addressing forms that ask for dimensions in different units across countries.

5 dr × 2.4133e-26 = 1.20665e-25 M☾

Dram (avoirdupois) to Lunar Mass (Moon) conversion table

Standard reference values for converting drams (avoirdupois) to lunar mass (moon):

Dram (avoirdupois) [dr]Lunar Mass (Moon) [M☾]
0.012.4133e-28
0.12.4133e-27
12.4133e-26
24.826601e-26
37.239901e-26
49.653202e-26
51.20665e-25
102.4133e-25
204.826601e-25
307.239901e-25
409.653202e-25
501.20665e-24
1002.4133e-24
5001.20665e-23
10002.4133e-23

Frequently asked questions

How many lunar mass (moon) is 1 dram (avoirdupois)?
1 dram (avoirdupois) equals 2.4133e-26 lunar mass (moon).
How do I convert drams (avoirdupois) to lunar mass (moon)?
Multiply the value in drams (avoirdupois) by 2.4133e-26 to get lunar mass (moon).
How do I convert lunar mass (moon) back to drams (avoirdupois)?
Multiply the value in lunar mass (moon) by 4.143703e+25, or use the Lunar Mass (Moon) to Dram (avoirdupois) converter.
How many lunar mass (moon) is 100 drams (avoirdupois)?
100 drams (avoirdupois) equals 2.4133e-24 lunar mass (moon), because 100 × 2.4133e-26 = 2.4133e-24.

Convert Dram (avoirdupois) to other weight units

Show all Dram (avoirdupois) conversions
Metric / SI (18 units)
Dram (avoirdupois) to Attogram (ag) Dram (avoirdupois) to Femtogram (fg) Dram (avoirdupois) to Picogram (pg) Dram (avoirdupois) to Nanogram (ng) Dram (avoirdupois) to Microgram (µg) Dram (avoirdupois) to Milligram (mg) Dram (avoirdupois) to Centigram (cg) Dram (avoirdupois) to Decigram (dg) Dram (avoirdupois) to Gram (g) Dram (avoirdupois) to Dekagram (dag) Dram (avoirdupois) to Hectogram (hg) Dram (avoirdupois) to Kilogram (kg) Dram (avoirdupois) to Quintal (metric) (q) Dram (avoirdupois) to Metric Ton (t) Dram (avoirdupois) to Gigagram (Gg) Dram (avoirdupois) to Teragram (Tg) Dram (avoirdupois) to Petagram (Pg) Dram (avoirdupois) to Exagram (Eg)
Avoirdupois (14 units)
Dram (avoirdupois) to Grain (gr) Dram (avoirdupois) to Ounce (oz) Dram (avoirdupois) to Pound (lb) Dram (avoirdupois) to Clove (clove) Dram (avoirdupois) to Stone (US) (st) Dram (avoirdupois) to Stone (UK) (st) Dram (avoirdupois) to Quarter (US) (qr) Dram (avoirdupois) to Quarter (UK) (qr) Dram (avoirdupois) to Hundredweight (US) (cwt) Dram (avoirdupois) to Hundredweight (UK) (cwt) Dram (avoirdupois) to Wey (wey) Dram (avoirdupois) to Kilopound (kip) (kip) Dram (avoirdupois) to Ton (short, US) (sh tn) Dram (avoirdupois) to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Dram (avoirdupois) to Point (1/100 carat) (pt) Dram (avoirdupois) to Carat (metric) (ct) Dram (avoirdupois) to Scruple (apothecary) (s ap) Dram (avoirdupois) to Pennyweight (dwt) Dram (avoirdupois) to Momme (mom) Dram (avoirdupois) to Mace (mace) Dram (avoirdupois) to Dram (apothecary/troy) (dr ap) Dram (avoirdupois) to Troy Ounce (oz t) Dram (avoirdupois) to Tael (tael) Dram (avoirdupois) to Pound (troy/apothecary) (lb t)
Indian / South Asian (6 units)
Dram (avoirdupois) to Ratti (ratti) Dram (avoirdupois) to Masha (masha) Dram (avoirdupois) to Tola (tola) Dram (avoirdupois) to Chittack (Chatank) (chittack) Dram (avoirdupois) to Seer (Ser) (seer) Dram (avoirdupois) to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Dram (avoirdupois) to Electron Mass (rest) (me) Dram (avoirdupois) to MeV/c2 (MeV/c²) Dram (avoirdupois) to Muon Mass (mµ) Dram (avoirdupois) to Atomic Mass Unit (u) Dram (avoirdupois) to Proton Mass (mp) Dram (avoirdupois) to Neutron Mass (mn) Dram (avoirdupois) to Deuteron Mass (md) Dram (avoirdupois) to Carbon-12 Atom Mass (C-12) Dram (avoirdupois) to Planck Mass (mP)
Astronomical (4 units)
Dram (avoirdupois) to Lunar Mass (Moon) (M☾) Dram (avoirdupois) to Earth's Mass (M⊕) Dram (avoirdupois) to Jupiter Mass (MJ) Dram (avoirdupois) to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Dram (avoirdupois) to Lepton (Biblical Roman) (lepton) Dram (avoirdupois) to Quadrans (Biblical Roman) (quadrans) Dram (avoirdupois) to Assarion (Biblical Roman) (assarion) Dram (avoirdupois) to Gerah (Biblical Hebrew) (gerah) Dram (avoirdupois) to Drachma (Biblical Greek) (drachma) Dram (avoirdupois) to Denarius (Biblical Roman) (denarius) Dram (avoirdupois) to Bekan (Biblical Hebrew) (bekah) Dram (avoirdupois) to Didrachma (Biblical Greek) (didrachma) Dram (avoirdupois) to Shekel (Biblical Hebrew) (shekel) Dram (avoirdupois) to Tetradrachma (Biblical Greek) (tetra) Dram (avoirdupois) to Mina (Biblical Greek) (mina) Dram (avoirdupois) to Mina (Biblical Hebrew) (mina) Dram (avoirdupois) to Talent (Biblical Greek) (talent) Dram (avoirdupois) to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Dram (avoirdupois) to Poundal (pdl) Dram (avoirdupois) to Ton (assay) (US) (AT) Dram (avoirdupois) to Ton (assay) (UK) (AT) Dram (avoirdupois) to Kilogram-force square second/meter (hyl) Dram (avoirdupois) to Slug (slug)

Sources & references

Conversion factor (1 dr = 2.4133e-26 M☾) verified against the following authoritative sources:

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