Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.270833E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:25:54+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53398
    NORAD ID 53398
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69470
    NORAD ID 69470
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4512 STARLINK-37686
    Time of Closest Approach 2026-09-04T17:10:27+0000
    Collision Probability (Pc) 1.270833E-6
    Conjunction Distance (km) 2.839 km
    Relative Speed (km/s) 11.963 km/s
    Conjunction Risk Parameters R (Radial): -2.76 | I (In-track): 0.426 | C (Cross-track): 0.511
    Collision Risk Index (CRI) 0.37
    X Position (km) 4447.157 4449.439
    Position Y (km) 4859.359 4860.869
    Position Z (km) 1828.763 1829.516
    Velocity X (km/s) -4.591 -2.419
    Velocity Y (km/s) 2.022 4.394
    Velocity Z (km/s) 5.762 -5.76

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4512 STARLINK-37686
    Semimajor Axis (a) 6837.870 km 6840.844 km
    Eccentricity (e) 0.000092 0.000154
    Inclination (i) 53.1615° 53.1596°
    RAAN 49.2574° 250.9494°
    Perigee Argument 78.3909° 76.5217°
    Mean Anomaly (M) 281.7198° 283.5957°
    Apogee 460.364 km 463.760 km
    Perigee 459.102 km 461.654 km
    Orbit Epoch 2026-09-01T18:47:21+0000 2026-09-02T06:38:22+0000

    STARLINK-4512 & STARLINK-37686 Collision Probability (Pc) Trend

    STARLINK-4512 & STARLINK-37686 Collision Probability (Pc) TrendNot Available

    STARLINK-4512 & STARLINK-37686 Miss Distance (Miss Distance) Trend

    STARLINK-4512 & STARLINK-37686 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4512Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37686Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4512Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37686Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4512

    No nearby objects data