Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.161482E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:14:41+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53742
    NORAD ID 53742
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54772
    NORAD ID 54772
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4637 STARLINK-5452
    Time of Closest Approach 2026-09-05T12:30:23+0000
    Collision Probability (Pc) 1.161482E-6
    Conjunction Distance (km) 2.922 km
    Relative Speed (km/s) 10.901 km/s
    Conjunction Risk Parameters R (Radial): -2.918 | I (In-track): 0.105 | C (Cross-track): 0.097
    Collision Risk Index (CRI) 0.36
    X Position (km) -4268.751 -4270.477
    Position Y (km) 4017.382 4019.202
    Position Z (km) -3529.221 -3530.721
    Velocity X (km/s) -5.705 -1.615
    Velocity Y (km/s) -1.964 -5.812
    Velocity Z (km/s) 4.671 -4.671

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4637 STARLINK-5452
    Semimajor Axis (a) 6837.797 km 6840.879 km
    Eccentricity (e) 0.000126 0.000121
    Inclination (i) 53.1580° 53.1594°
    RAAN 179.3908° 303.7959°
    Perigee Argument 90.3955° 88.0329°
    Mean Anomaly (M) 269.7193° 272.0812°
    Apogee 460.525 km 463.572 km
    Perigee 458.795 km 461.912 km
    Orbit Epoch 2026-09-02T03:26:49+0000 2026-09-02T13:12:17+0000

    STARLINK-4637 & STARLINK-5452 Collision Probability (Pc) Trend

    STARLINK-4637 & STARLINK-5452 Collision Probability (Pc) TrendNot Available

    STARLINK-4637 & STARLINK-5452 Miss Distance (Miss Distance) Trend

    STARLINK-4637 & STARLINK-5452 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4637Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5452Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4637Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5452Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4637

    No nearby objects data