They are in 2 degree increments.
with a damper or harmonic balancer puller found at your local auto store
An angle of 283 degrees is a reflex angle
It is a reflex angle of 283 degrees because it is greater than 180 degrees
Another measurement could be 283-360 or -77* or 283+360 or 643*
283 deg Centigrade = 541.4 deg Fahrenheit
283 kelvin = 49.73 degrees Fahrenheit [°F] = [K] × 9⁄5 − 459.67
timing on my 283 4-barrel is 8 degrees btc.
Another measurement could be 283-360 or -77* or 283+360 or 643*
4.939 radians.
At the distributor: 4 degrees before TDC.
30 degrees dwell
Angles greater than 180 but less than 360 degrees are reflex angles