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STEREO SCIENCE CENTER

Science Center - Where is STEREO?

Positions of STEREO A and B for 2021-04-18 04:43 UT



                                STEREO-B           Earth        STEREO-A

Heliocentric distance (AU)      1.072243        1.004112        0.966661
Semidiameter (arcsec)            894.972         955.698         992.725

HCI longitude                    181.946         132.554          78.858
HCI latitude                      -0.042          -5.354          -7.225

Carrington longitude             356.901         307.509         253.813
Carrington rotation number      2243.009        2243.146        2243.295

Heliographic (HEEQ) longitude     49.392           0.000         -53.696
Heliographic (HEEQ) latitude      -0.042          -5.354          -7.225

HAE longitude                    257.691         208.091         154.713

Earth Ecliptic (HEE) longitude    49.600          -0.000         -53.378
Earth Ecliptic (HEE) latitude     -0.290          -0.000          -0.107

Roll from ecliptic north           0.246                          -0.082
Roll from solar north             -7.001                           1.315

Light travel time to Earth (min)           7.262           7.367

Separation angle with Earth               49.601          53.378
Separation angle A with B                        102.977

Carrington rotation 2243 runs from 2021-04-14 05:18 (DOY 104.22) to
2021-05-11 11:10 (DOY 131.47), as seen from Earth.


Date: Time: : UTC

Field-of-view: Automatic Inner solar system (Mars) Outer solar system (Saturn)

Options : Ulysses MESSENGER Rosetta Vesta Ceres Parker spiral
MAVEN cruise phase BepiColombo cruise phase Parker Solar Probe Solar Orbiter

Background: Black White


Page Generated: 18-Apr-2021 04:43:08 GMT
Responsible NASA Official: [email address: therese.a.kucera<at>nasa<dot>gov]
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