Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.543521E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:07:35+0800
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    1 Object 1

    AOE ID 51993
    NORAD ID 51993
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63443
    NORAD ID 63443
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3648 STARLINK-33753
    Time of Closest Approach 2026-10-21T11:42:48+0000
    Collision Probability (Pc) 2.543521E-6
    Conjunction Distance (km) 1.771 km
    Relative Speed (km/s) 7.368 km/s
    Conjunction Risk Parameters R (Radial): -0.498 | I (In-track): -1.485 | C (Cross-track): 0.826
    Collision Risk Index (CRI) 0.43
    X Position (km) 3712.372 3713.143
    Position Y (km) 2866.395 2864.844
    Position Z (km) -4987.216 -4986.849
    Velocity X (km/s) -1.956 -6.203
    Velocity Y (km/s) 6.924 3.647
    Velocity Z (km/s) 2.525 -2.525

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3648 STARLINK-33753
    Semimajor Axis (a) 6840.879 km 6840.789 km
    Eccentricity (e) 0.000128 0.000115
    Inclination (i) 53.1568° 53.1568°
    RAAN 103.2819° 176.2590°
    Perigee Argument 84.8074° 88.1455°
    Mean Anomaly (M) 275.3074° 271.9679°
    Apogee 463.616 km 463.439 km
    Perigee 461.868 km 461.865 km
    Orbit Epoch 2026-10-18T18:20:33+0000 2026-10-19T00:48:39+0000

    STARLINK-3648 & STARLINK-33753 Collision Probability (Pc) Trend

    STARLINK-3648 & STARLINK-33753 Collision Probability (Pc) TrendNot Available

    STARLINK-3648 & STARLINK-33753 Miss Distance (Miss Distance) Trend

    STARLINK-3648 & STARLINK-33753 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3648Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33753Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3648Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33753Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3648

    No nearby objects data