T

t

 

t

t

 

Z

z

 

z

t

96.704

Y

96.7040

 

96.7040

z

 

X

96.7040

52.3947

52.3 947

149.0987

LAST X

l

 

l

52.3947

 

T

t

 

t

 

 

Z

z

 

t

 

 

Y

149.0987

 

z

 

 

X

52.3947

 

2.8457

 

LAST X

52.3947

 

52.3947

 

Keys:

Display:

Description:

96.704 ‘

)

Enters first number.
52.3947 ›

 ) 

Intermediate result.

) 

Brings back display from before

 

 

›.

q

) 

Final result.

Example:

 

 

Two close stellar neighbors of Earth are Rigel Centaurus (4.3 light–years away) and Sirius (8.7 light–years away). Use c, the speed of light (9.5 1015 meters per year) to convert the distances from the Earth to these stars into meters:

To Rigel Centaurus: 4.3 yr (9.5 1015 m/yr).To Sirius: 8.7 yr (9.5 1015 m/yr).

Keys:Display:Description:

4.3 ‘

)

Light–years to Rigel Centaurus.

2–10RPN: The Automatic Memory Stack