Positions of STEREO A and B for 2026-04-21T08:21 UT

                                STEREO-B           Earth        STEREO-A

Heliocentric distance (AU)      1.004634        1.004885        0.954776
Semidiameter (arcsec)            955.201         954.962        1005.081

HCI longitude                     73.651         135.350         190.895
HCI latitude                      -6.911          -5.108           1.483

Carrington longitude             223.191         284.890         340.434
Carrington rotation number      2310.380        2310.209        2310.054

Heliographic (HEEQ) longitude    -61.699           0.000          55.545
Heliographic (HEEQ) latitude      -6.911          -5.108           1.483

HAE longitude                    149.539         210.886         266.759

Earth Ecliptic (HEE) longitude   -61.347           0.000          55.873
Earth Ecliptic (HEE) latitude      0.052           0.000           0.101

Roll from ecliptic north           0.026                          -0.068
Roll from solar north              2.062                          -7.189

Light travel time to Earth (min)           8.526           7.645

Separation angle with Earth               61.347          55.873
Separation angle A with B                        117.220

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.