Tag Archives: Space

2014-06-24
15:38
by: trango

ISEE-3 Frequency Drift Measured

Based on the latest Horizons update by JPL (based on Arecibo observations) I have measured the frequency drift of the spacecraft TX frequency (transponder A RHCP). It appears to be drifting upward at a rate of 3.3 Hz per hour. … Continue reading →

Posted in Spacecraft Tagged ,

2014-06-24
00:50
by: trango

JPL Updates ISEE3 Horizon Data

Updated my Horizons data for ISEE-3 today and found this nice note: UPDATE (2014-Jun-23): Trajectory updated to JPL solution #32 (s32), based on 42 coarse Arecibo plane-of-sky angular measurements spanning May 22 – Jun 23 … Upon updating things and … Continue reading →

Posted in Spacecraft Tagged ,

2014-06-23
21:39
by: trango

ISEE-3 Signal Getting Stronger

Each day the signal from the old but reliable ISEE-3 spacecraft gets stronger and stronger. I have updated the tracking software to log the signal strength over time. It’s also very easy to see the signal without averaging as shown … Continue reading →

Posted in Spacecraft Tagged ,

2014-06-15
02:35
by: trango

ISEE-3 (ICE) Spacecraft Detected

ISEE-3 (ICE) Spacecraft was detected today using a 1.2m dish at 2270.390831 MHz. The signal at this frequency was also simultaneously detected and confirmed by Paul over at UHF-Satcom. The detection was accomplished by integrating multiple FFTs with the spacecraft … Continue reading →

Posted in Spacecraft Tagged ,

2013-11-25
00:00
by: trango

Comet ISON

Comet ISON is getting closer. Here is an image I grabbed in the early morning hours before sunrise. This image was taken October 18th at the KESA Observatory in Colfax CA. I am in the process of imaging ISON again … Continue reading →

Posted in Astronomy Tagged

2013-10-06
23:27
by: trango

Lunar Reconnaissance Orbiter

Here is a quick look at the Lunar Reconnaissance Orbiter (LRO) signal. Even though NASA is shutdown as part the US government shutdown, there is still a good signal coming from the LRO. I was doing a quick 1.2m dish … Continue reading →

Posted in Spacecraft Tagged , ,

2012-09-21
19:37
by: trango

Shuttle Endeavour Ferry Flight

The shuttle Endeavour made a historic ferry flight to Northern California today. Endeavour performed low level flyovers in the Bay Area and Sacramento before making it’s way to it’s final destination in Los Angeles. After the low pass over the … Continue reading →

Posted in Spacecraft Tagged ,