Science Center - Where is STEREO?

Positions of STEREO A and B for 2025-08-11T21:54 UT

                                STEREO-B           Earth        STEREO-A

Heliocentric distance (AU)      1.080276        1.013334        0.958905
Semidiameter (arcsec)            888.317         947.000        1000.753

HCI longitude                    199.745         243.171         287.980
HCI latitude                       2.280           6.480           6.963

Carrington longitude             329.929          13.356          58.164
Carrington rotation number      2301.084        2300.963        2300.838

Heliographic (HEEQ) longitude    -43.426           0.000          44.809
Heliographic (HEEQ) latitude       2.280           6.480           6.963

HAE longitude                    275.636         319.122           3.608

Earth Ecliptic (HEE) longitude   -43.486           0.000          44.486
Earth Ecliptic (HEE) latitude     -0.184           0.000           0.062

Roll from ecliptic north          -0.193                          -0.060
Roll from solar north             -7.016                           2.173

Light travel time to Earth (min)           6.471           6.224

Separation angle with Earth               43.487          44.487
Separation angle A with B                         87.973

Carrington rotation 2300 runs from 2025-07-16 16:54 (DOY 197.70) to
2025-08-12 22:08 (DOY 224.92), as seen from Earth.