Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.971109E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T12:24:31+0800
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    1 Object 1

    AOE ID 57966
    NORAD ID 57966
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63657
    NORAD ID 63657
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30521 STARLINK-33789
    Time of Closest Approach 2026-09-13T18:10:23+0000
    Collision Probability (Pc) 4.971109E-6
    Conjunction Distance (km) 1.162 km
    Relative Speed (km/s) 2.628 km/s
    Conjunction Risk Parameters R (Radial): 0.14 | I (In-track): 1.136 | C (Cross-track): 0.201
    Collision Risk Index (CRI) 0.49
    X Position (km) 738.692 737.535
    Position Y (km) -5044.008 -5044.072
    Position Z (km) -4596.216 -4596.124
    Velocity X (km/s) 7.552 7.297
    Velocity Y (km/s) 0.216 1.956
    Velocity Z (km/s) 0.977 -0.976

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30521 STARLINK-33789
    Semimajor Axis (a) 6861.221 km 6861.181 km
    Eccentricity (e) 0.000097 0.000061
    Inclination (i) 43.0020° 43.0003°
    RAAN 16.8682° 40.2219°
    Perigee Argument 258.1096° 258.8398°
    Mean Anomaly (M) 101.9647° 101.2385°
    Apogee 483.752 km 483.460 km
    Perigee 482.416 km 482.628 km
    Orbit Epoch 2026-09-09T15:39:15+0000 2026-09-10T16:51:39+0000

    STARLINK-30521 & STARLINK-33789 Collision Probability (Pc) Trend

    STARLINK-30521 & STARLINK-33789 Collision Probability (Pc) TrendNot Available

    STARLINK-30521 & STARLINK-33789 Miss Distance (Miss Distance) Trend

    STARLINK-30521 & STARLINK-33789 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30521Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33789Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30521Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33789Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30521

    No nearby objects data