BTU (International Table) to Thermochemical calories

Convert btu (international table) (BTU IT) to thermochemical calories (cal). Live results, batch values, CSV export, formula and examples. Free, no sign-up.

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FromTo

Values (one per line)Significant digits

Up to 500 values. Calculations stay on this device. Decimal point: dot. Results use floating-point arithmetic and the selected display precision.

Results

1 values converted

row	input	from	result	to	error
1	1	BTU IT	252.164400722	cal	—

Calories are thermochemical (4.184 joules), BTU uses the International Table definition, and electronvolts use the exact elementary charge.

Raw response

[
  {
    "row": 1,
    "input": 1,
    "from": "BTU IT",
    "result": "252.164400722",
    "to": "cal"
  }
]

How to convert btu (international table) to thermochemical calories

Enter one value or paste one value per line. Change precision, swap units, then copy or export the results. Invalid values are reported individually.

result = (value × 1055.05585262 + 0 − 0) ÷ 4.184

Calories are thermochemical (4.184 joules), BTU uses the International Table definition, and electronvolts use the exact elementary charge.

Conversion examples
BTU (International Table) (BTU IT)	Thermochemical calories (cal)
0	0
1	252.164400722
10	2521.64400722
100	25216.4400722

Reference: NIST unit conversion factors. Decimal and binary storage prefixes are distinct; rounded display values do not change the underlying calculation.

Results

How to convert btu (international table) to thermochemical calories

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