 |
 |
PACS |
Physics and Astronomy Classification Scheme |
|
|
 |
PACS |
Photoconductor Array Camera and Spectrometer |
|
|
|
PAR |
Photon Activity Rate |
|
|
|
PBO |
Pine Bluff Observatory |
|
|
|
PC |
Planetary Contrast |
|
|
|
PDS |
Planetary Data System |
|
|
|
PGC |
Principal Galaxy Catalog |
|
|
|
PHA |
Potentially Hazardous Asteroid |
|
|
|
PIFOV |
Planet In Field Of View |
|
|
|
PLE |
Partial Lunar Eclipse |
|
|
|
PN |
Planetary Nebulae |
|
|
|
PNS |
Pulsed Neutron Source |
|
|
|
PNX |
Pulsar Network Exchange |
|
|
|
POSS |
Palomar Observatory Sky Survey |
|
|
|
PST |
Personal Solar Telescope |
|
|
|
PX |
Planet Xtraterrestrial |
|
|
|
QHO |
Quail Hollow Observatory |
|
|
|
QSO |
Quasi-Stellar Object |
|
|
|
QTG |
Quantum Theory of Gravity |
|
|
|
QZ |
Quasi Zenith |
|
|
|
R&R |
Reproducibility And Repeatability |
|
|
|
RAA |
Relative Azimuth Angle |
|
|
|
RCI |
Rocket Consortium Interstellar |
|
|
|
RFO |
Robert Ferguson Observatory |
|
|
|
RFT |
Rich Field Telescope |
|
| IMHO you should create a personal abbreviations list... |
