Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.029713E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T12:51:17+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52703
    NORAD ID 52703
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66075
    NORAD ID 66075
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4020 STARLINK-35131
    Time of Closest Approach 2026-09-14T16:22:55+0000
    Collision Probability (Pc) 1.029713E-6
    Conjunction Distance (km) 2.915 km
    Relative Speed (km/s) 8.763 km/s
    Conjunction Risk Parameters R (Radial): 2.717 | I (In-track): 0.864 | C (Cross-track): 0.609
    Collision Risk Index (CRI) 0.35
    X Position (km) -3143.41 -3145.48
    Position Y (km) 3889.274 3890.154
    Position Z (km) 4654.248 4656.101
    Velocity X (km/s) -6.747 -2.988
    Velocity Y (km/s) -1.609 -6.259
    Velocity Z (km/s) -3.203 3.202

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4020 STARLINK-35131
    Semimajor Axis (a) 6837.868 km 6840.877 km
    Eccentricity (e) 0.000107 0.000133
    Inclination (i) 53.1619° 53.1576°
    RAAN 7.3154° 97.8526°
    Perigee Argument 83.8853° 95.9182°
    Mean Anomaly (M) 276.2271° 264.1972°
    Apogee 460.460 km 463.648 km
    Perigee 459.002 km 461.832 km
    Orbit Epoch 2026-09-11T15:59:33+0000 2026-09-11T20:54:40+0000

    STARLINK-4020 & STARLINK-35131 Collision Probability (Pc) Trend

    STARLINK-4020 & STARLINK-35131 Collision Probability (Pc) TrendNot Available

    STARLINK-4020 & STARLINK-35131 Miss Distance (Miss Distance) Trend

    STARLINK-4020 & STARLINK-35131 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4020Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35131Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4020Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35131Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4020

    No nearby objects data