Convert Katha (Bihar) to Bigha (Gujarat)
Convert kathas to bighas instantly. 1 katha (bihar) = 0.078110135 bigha (gujarat) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Bigha (Gujarat) to Katha (Bihar) converter for the reverse conversion.
Units explained
Katha (Bihar)
A Bihar katha is a traditional unit of land area equal to approximately 126.44 m² (1/20 of a pucca bigha in Bihar).
Defined as 1/20 of the Bihar pucca bigha. Like other regional kathas, the actual size varies with the local bigha.
Bihar kathas appear in land records and property transactions across Bihar.
Traditional regional unit.
Bigha (Gujarat)
A Gujarat bigha is a traditional unit of land area used in Gujarat and parts of Rajasthan, equal to approximately 1618.74 m² (about 0.4 acre).
Originated as a traditional Gujarat land measure. The 1618.74 m² value corresponds to approximately 17,424 square feet.
Gujarat bighas appear in property records and agricultural transactions in Gujarat and bordering Rajasthan districts. Modern legal documents increasingly use hectares with bigha as the customary reference.
Traditional regional unit.
Katha (Bihar) to Bigha (Gujarat) conversion formula
The relationship between kathas and bighas:
To convert kathas to bighas, multiply the value in kathas by 0.078110135. To reverse, multiply bighas by 12.802435938.
How to use this converter
Type a value into the calculator. The result in bighas updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Bigha (Gujarat) to Katha (Bihar) converter for the reverse direction.
Step-by-step: convert kathas to bighas
- Write down the value in kathas (katha).
- Multiply that value by the factor 0.078110135.
- The product is the equivalent value in bighas (bigha).
- To reverse, multiply the bigha (gujarat) value by 12.802435938.
Worked examples
Example 1 — Convert 1 katha to bigha:
1 × 0.078110135 = 0.078110135 bigha
Example 2 — Convert 100 katha to bigha:
100 × 0.078110135 = 7.8110135043 bigha
Katha (Bihar) to Bigha (Gujarat) conversion table
Standard reference values for converting kathas to bighas:
| Katha (Bihar) [katha] | Bigha (Gujarat) [bigha] |
|---|---|
| 0.01 | 0.0007811014 |
| 0.1 | 0.0078110135 |
| 1 | 0.078110135 |
| 2 | 0.1562202701 |
| 3 | 0.2343304051 |
| 4 | 0.3124405402 |
| 5 | 0.3905506752 |
| 10 | 0.7811013504 |
| 20 | 1.5622027009 |
| 30 | 2.3433040513 |
| 40 | 3.1244054017 |
| 50 | 3.9055067522 |
| 100 | 7.8110135043 |
| 500 | 39.0550675217 |
| 1000 | 78.1101350433 |
Frequently asked questions
How many bighas is 1 katha (bihar)?
How do I convert kathas to bighas?
How do I convert bighas back to kathas?
How many bighas is 100 kathas?
Popular area unit conversions
Convert Katha (Bihar) to other area units
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Metric / SI (5 units)
Imperial / US Customary (3 units)
Indian Subcontinent (15 units)
Sources & references
Conversion factor (1 katha = 0.078110135 bigha) 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.