NORTHSTAR COMPUTERIZED STAR LOCATOR SPECIFICATIONS
Dimensions | 3.5 X 4.7 X 1.8 |
Weight | 10 oz including 9V battery |
Operating Temperature | 10ºC à + 50ºC |
Telescope Mounting | Altitude / Azimuth |
Display | Dot Matrix LCD, 2x16 character Alphanumeric |
Display Backlight | |
Display Resolution | 1m right ascension, 10’ declination 0.1º |
Display Modes | ALIGN STAR, ALIGN EARTH, ALIGN OBJECT, TELESCOPE |
| EXPLORE, SKY TOUR, IDENTIFY |
Database | 20K Object Database |
| Complete Messier Catalog – 110 Objects |
| Complete NGC catalog – 7840 Objects |
| Complete IC Catalog – 5386 Objects |
| Selections from ESO Catalog – 1228 |
| Selections from UGC catalog – 2340 |
| Selection from small |
| Selected star, double stars, variable stars, and interesting stars – 837 |
Objects | Alignment start list – 30 Stars |
| Best of lists – 150 objects |
| Planet, Moon, Mercury, Venus, Jupiter, Saturn, Uranus, Neptune, Pluto |
| Descriptions include magnitude, constellation, size / separation / type |
Two Methods: | |
| |
| Fast |
| or time required |
Coordinate Epoch | AD 2000 |
Sensing Method | Integral Encoders |
Encoder Resolution | 9216 steps, 0.02 resolution |
Maximum Slew Rate | 180º per second |
Angle Representation | 16 bits |
Vector Representation | 48 bits |
Sidereal Clock Accuracy | 0.01% |
Power Requirements | 5.1 to 14 Volts DC. 25mA, display |
| maximum brightness, typical. Reverse Polarity Protected. |
Battery Life | 20 hours with display fully dimmed |
36.