Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.148961E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T18:42:51+0800
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    1 Object 1

    AOE ID 53250
    NORAD ID 53250
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66640
    NORAD ID 66640
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4059 STARLINK-35921
    Time of Closest Approach 2026-09-18T13:30:11+0000
    Collision Probability (Pc) 4.148961E-6
    Conjunction Distance (km) 1.496 km
    Relative Speed (km/s) 7.174 km/s
    Conjunction Risk Parameters R (Radial): 0.579 | I (In-track): -1.216 | C (Cross-track): -0.65
    Collision Risk Index (CRI) 0.47
    X Position (km) 120.811 119.422
    Position Y (km) 4640.869 4640.509
    Position Z (km) 5015.038 5014.615
    Velocity X (km/s) -6.81 -6.675
    Velocity Y (km/s) -2.459 2.808
    Velocity Z (km/s) 2.433 -2.434

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4059 STARLINK-35921
    Semimajor Axis (a) 6840.871 km 6840.847 km
    Eccentricity (e) 0.000103 0.000128
    Inclination (i) 53.1607° 53.1605°
    RAAN 49.1018° 334.8886°
    Perigee Argument 89.6012° 94.1696°
    Mean Anomaly (M) 270.5109° 265.9452°
    Apogee 463.441 km 463.583 km
    Perigee 462.027 km 461.837 km
    Orbit Epoch 2026-09-15T10:10:42+0000 2026-09-15T22:28:59+0000

    STARLINK-4059 & STARLINK-35921 Collision Probability (Pc) Trend

    STARLINK-4059 & STARLINK-35921 Collision Probability (Pc) TrendNot Available

    STARLINK-4059 & STARLINK-35921 Miss Distance (Miss Distance) Trend

    STARLINK-4059 & STARLINK-35921 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4059Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35921Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4059Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35921Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4059

    No nearby objects data