Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.703701E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T02:29:01+0800
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    1 Object 1

    AOE ID 59536
    NORAD ID 59536
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62286
    NORAD ID 62286
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31721 STARLINK-33564
    Time of Closest Approach 2026-09-13T23:37:53+0000
    Collision Probability (Pc) 8.703701E-6
    Conjunction Distance (km) 1.263 km
    Relative Speed (km/s) 9.306 km/s
    Conjunction Risk Parameters R (Radial): 0.285 | I (In-track): -0.978 | C (Cross-track): -0.744
    Collision Risk Index (CRI) 0.54
    X Position (km) 5665.156 5664.375
    Position Y (km) 2820.747 2821.733
    Position Z (km) 2641.315 2641.199
    Velocity X (km/s) -4.303 -1.087
    Velocity Y (km/s) 4.609 6.212
    Velocity Z (km/s) 4.292 -4.291

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31721 STARLINK-33564
    Semimajor Axis (a) 6861.194 km 6861.045 km
    Eccentricity (e) 0.000104 0.000065
    Inclination (i) 43.0033° 42.9961°
    RAAN 27.6059° 249.8686°
    Perigee Argument 270.3829° 253.0682°
    Mean Anomaly (M) 89.6904° 107.0098°
    Apogee 483.771 km 483.353 km
    Perigee 482.343 km 482.463 km
    Orbit Epoch 2026-09-09T01:47:11+0000 2026-09-11T00:23:08+0000

    STARLINK-31721 & STARLINK-33564 Collision Probability (Pc) Trend

    STARLINK-31721 & STARLINK-33564 Collision Probability (Pc) TrendNot Available

    STARLINK-31721 & STARLINK-33564 Miss Distance (Miss Distance) Trend

    STARLINK-31721 & STARLINK-33564 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31721Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33564Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31721Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33564Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31721

    No nearby objects data