Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.114862E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:17:51+0800
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    1 Object 1

    AOE ID 53251
    NORAD ID 53251
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65480
    NORAD ID 65480
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4129 STARLINK-35040
    Time of Closest Approach 2026-10-20T12:55:30+0000
    Collision Probability (Pc) 3.114862E-6
    Conjunction Distance (km) 1.494 km
    Relative Speed (km/s) 4.589 km/s
    Conjunction Risk Parameters R (Radial): -0.717 | I (In-track): 1.251 | C (Cross-track): 0.392
    Collision Risk Index (CRI) 0.45
    X Position (km) 4291.021 4290.641
    Position Y (km) -226.484 -225.152
    Position Z (km) 5312.967 5312.409
    Velocity X (km/s) 2.167 -1.401
    Velocity Y (km/s) 7.182 7.371
    Velocity Z (km/s) -1.44 1.44

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4129 STARLINK-35040
    Semimajor Axis (a) 6840.905 km 6840.619 km
    Eccentricity (e) 0.000133 0.000137
    Inclination (i) 53.1593° 53.1591°
    RAAN 250.8249° 294.8759°
    Perigee Argument 100.2302° 71.7214°
    Mean Anomaly (M) 259.8851° 288.3937°
    Apogee 463.679 km 463.420 km
    Perigee 461.857 km 461.544 km
    Orbit Epoch 2026-10-19T06:46:25+0000 2026-10-19T06:53:42+0000

    STARLINK-4129 & STARLINK-35040 Collision Probability (Pc) Trend

    STARLINK-4129 & STARLINK-35040 Collision Probability (Pc) TrendNot Available

    STARLINK-4129 & STARLINK-35040 Miss Distance (Miss Distance) Trend

    STARLINK-4129 & STARLINK-35040 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4129Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35040Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4129Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35040Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4129

    No nearby objects data