Science Center - Where is STEREO?

Positions of STEREO A and B for 2019-12-10 01:17 UT

                                STEREO-B           Earth        STEREO-A

Heliocentric distance (AU)      1.007135        0.984822        0.958279
Semidiameter (arcsec)            952.829         974.418        1001.407

HCI longitude                     82.905           1.618         282.479
HCI latitude                      -7.209          -0.208           7.156

Carrington longitude              81.167         359.879         280.741
Carrington rotation number      2224.775        2225.000        2225.220

Heliographic (HEEQ) longitude     81.288          -0.000         -79.138
Heliographic (HEEQ) latitude      -7.209          -0.208           7.156

HAE longitude                    158.727          77.397         358.146

Earth Ecliptic (HEE) longitude    81.331           0.000         -79.250
Earth Ecliptic (HEE) latitude     -0.012           0.000           0.074

Roll from ecliptic north          -0.001                           0.014
Roll from solar north              0.893                           1.576

Light travel time to Earth (min)          10.797          10.308

Separation angle with Earth               81.331          79.250
Separation angle A with B                        160.581

Carrington rotation 2225 runs from 2019-12-10 01:03 (DOY 344.04) to
2020-01-06 08:57 (DOY   6.37), as seen from Earth.