Mass and Weight · Unit Converter

Convert Ratti to Ton (long, UK)

Convert rattis to tons (long, uk) instantly. 1 ratti = 1.195811e-7 ton (long, uk) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Ton (long, UK) to Ratti 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

Indian / South Asian

Ratti

What is a ratti?

The ratti equals about 0.1215 gram, the smallest traditional South Asian weight.

Origin of the ratti

Based on the seed of the Gunja plant (Abrus precatorius), or 'raktika' in Sanskrit.

Where it is used

Gemstones and gold in Indian and South Asian jewelry.

When and where it was developed

One of the oldest weight units of the Indian subcontinent, later standardized.

Avoirdupois

Ton (long, UK)

What is a ton (long, uk)?

The long (UK) ton equals 2,240 pounds, about 1,016 kilograms.

Origin of the ton (long, uk)

The British imperial ton, equal to 20 long hundredweight.

Where it is used

UK shipping and historical heavy industry.

When and where it was developed

Standardized within the British imperial system.

Ratti to Ton (long, UK) 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 rattis and tons (long, uk):

1 ratti = 1.195811e-7 long tn
1 long tn = 8362525.9983539097 ratti

To convert rattis to tons (long, uk), multiply the value in rattis by 1.195811e-7. To reverse, multiply tons (long, uk) by 8362525.9983539097.

How to use this converter

Type a value into the calculator. The result in tons (long, uk) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Ton (long, UK) to Ratti converter for the reverse direction.

Step-by-step: convert rattis to tons (long, uk)

  1. Write down the value in rattis (ratti).
  2. Multiply that value by the factor 1.195811e-7.
  3. The product is the equivalent value in tons (long, uk) (long tn).
  4. To reverse, multiply the ton (long, uk) value by 8362525.9983539097.

Worked examples

Example 1 — Convert 1 ratti to long tn:
1 × 1.195811e-7 = 1.195811e-7 long tn

Example 2 — Convert 100 ratti to long tn:
100 × 1.195811e-7 = 1.195811e-5 long tn

Real-world example — Fiber-optic link lengths

Converting from microscale rattis to the tons (long, uk) of a long-haul fiber link is the conversion an optical engineer performs when calculating attenuation per kilometre of fiber.

1e+9 ratti × 1.195811e-7 = 119.5810931047 long tn

Real-world example — Feature-scale to long-haul

One billion rattis equals exactly one ton (long, uk) — the conversion an optical-network engineer performs when totalling feature-level path lengths into a single long-haul fiber-link distance.

1e+9 ratti × 1.195811e-7 = 119.5810931047 long tn

Ratti to Ton (long, UK) conversion table

Standard reference values for converting rattis to tons (long, uk):

Ratti [ratti]Ton (long, UK) [long tn]
0.011.195811e-9
0.11.195811e-8
11.195811e-7
22.391622e-7
33.587433e-7
44.783244e-7
55.979055e-7
101.195811e-6
202.391622e-6
303.587433e-6
404.783244e-6
505.979055e-6
1001.195811e-5
5005.979055e-5
10000.0001195811

Frequently asked questions

How many tons (long, uk) is 1 ratti?
1 ratti equals 1.195811e-7 ton (long, uk).
How do I convert rattis to tons (long, uk)?
Multiply the value in rattis by 1.195811e-7 to get tons (long, uk).
How do I convert tons (long, uk) back to rattis?
Multiply the value in tons (long, uk) by 8362525.9983539097, or use the Ton (long, UK) to Ratti converter.
How many tons (long, uk) is 100 rattis?
100 rattis equals 1.195811e-5 tons (long, uk), because 100 × 1.195811e-7 = 1.195811e-5.

Convert Ratti to other weight units

Show all Ratti conversions
Metric / SI (18 units)
Ratti to Attogram (ag) Ratti to Femtogram (fg) Ratti to Picogram (pg) Ratti to Nanogram (ng) Ratti to Microgram (µg) Ratti to Milligram (mg) Ratti to Centigram (cg) Ratti to Decigram (dg) Ratti to Gram (g) Ratti to Dekagram (dag) Ratti to Hectogram (hg) Ratti to Kilogram (kg) Ratti to Quintal (metric) (q) Ratti to Metric Ton (t) Ratti to Gigagram (Gg) Ratti to Teragram (Tg) Ratti to Petagram (Pg) Ratti to Exagram (Eg)
Avoirdupois (15 units)
Ratti to Grain (gr) Ratti to Dram (avoirdupois) (dr) Ratti to Ounce (oz) Ratti to Pound (lb) Ratti to Clove (clove) Ratti to Stone (US) (st) Ratti to Stone (UK) (st) Ratti to Quarter (US) (qr) Ratti to Quarter (UK) (qr) Ratti to Hundredweight (US) (cwt) Ratti to Hundredweight (UK) (cwt) Ratti to Wey (wey) Ratti to Kilopound (kip) (kip) Ratti to Ton (short, US) (sh tn) Ratti to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Ratti to Point (1/100 carat) (pt) Ratti to Carat (metric) (ct) Ratti to Scruple (apothecary) (s ap) Ratti to Pennyweight (dwt) Ratti to Momme (mom) Ratti to Mace (mace) Ratti to Dram (apothecary/troy) (dr ap) Ratti to Troy Ounce (oz t) Ratti to Tael (tael) Ratti to Pound (troy/apothecary) (lb t)
Indian / South Asian (5 units)
Ratti to Masha (masha) Ratti to Tola (tola) Ratti to Chittack (Chatank) (chittack) Ratti to Seer (Ser) (seer) Ratti to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Ratti to Electron Mass (rest) (me) Ratti to MeV/c2 (MeV/c²) Ratti to Muon Mass (mµ) Ratti to Atomic Mass Unit (u) Ratti to Proton Mass (mp) Ratti to Neutron Mass (mn) Ratti to Deuteron Mass (md) Ratti to Carbon-12 Atom Mass (C-12) Ratti to Planck Mass (mP)
Astronomical (4 units)
Ratti to Lunar Mass (Moon) (M☾) Ratti to Earth's Mass (M⊕) Ratti to Jupiter Mass (MJ) Ratti to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Ratti to Lepton (Biblical Roman) (lepton) Ratti to Quadrans (Biblical Roman) (quadrans) Ratti to Assarion (Biblical Roman) (assarion) Ratti to Gerah (Biblical Hebrew) (gerah) Ratti to Drachma (Biblical Greek) (drachma) Ratti to Denarius (Biblical Roman) (denarius) Ratti to Bekan (Biblical Hebrew) (bekah) Ratti to Didrachma (Biblical Greek) (didrachma) Ratti to Shekel (Biblical Hebrew) (shekel) Ratti to Tetradrachma (Biblical Greek) (tetra) Ratti to Mina (Biblical Greek) (mina) Ratti to Mina (Biblical Hebrew) (mina) Ratti to Talent (Biblical Greek) (talent) Ratti to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Ratti to Poundal (pdl) Ratti to Ton (assay) (US) (AT) Ratti to Ton (assay) (UK) (AT) Ratti to Kilogram-force square second/meter (hyl) Ratti to Slug (slug)

Sources & references

Conversion factor (1 ratti = 1.195811e-7 long tn) verified against the following authoritative sources:

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