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STEREO SCIENCE CENTER

Positions of STEREO A and B for 2026-04-21T06:59 UT



                                STEREO-B           Earth        STEREO-A

Heliocentric distance (AU)      1.004616        1.004870        0.954779
Semidiameter (arcsec)            955.219         954.977        1005.079

HCI longitude                     73.594         135.294         190.835
HCI latitude                      -6.908          -5.113           1.475

Carrington longitude             223.942         285.642         341.182
Carrington rotation number      2310.378        2310.207        2310.052

Heliographic (HEEQ) longitude    -61.700           0.000          55.540
Heliographic (HEEQ) latitude      -6.908          -5.113           1.475

HAE longitude                    149.482         210.830         266.699

Earth Ecliptic (HEE) longitude   -61.348          -0.000          55.869
Earth Ecliptic (HEE) latitude      0.052           0.000           0.101

Roll from ecliptic north           0.026                          -0.068
Roll from solar north              2.069                          -7.190

Light travel time to Earth (min)           8.526           7.644

Separation angle with Earth               61.348          55.869
Separation angle A with B                        117.216

Carrington rotation 2310 runs from 2026-04-15 15:50 (DOY 105.66) to
2026-05-12 21:40 (DOY 132.90), 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
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Background: Black White


Page Generated: 21-Apr-2026 06:59:54 UTC
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