Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.099095E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:58:47+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52551
    NORAD ID 52551
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59961
    NORAD ID 59961
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3969 STARLINK-31993
    Time of Closest Approach 2026-10-23T01:38:32+0000
    Collision Probability (Pc) 1.099095E-6
    Conjunction Distance (km) 2.702 km
    Relative Speed (km/s) 8.224 km/s
    Conjunction Risk Parameters R (Radial): -2.657 | I (In-track): -0.417 | C (Cross-track): 0.253
    Collision Risk Index (CRI) 0.36
    X Position (km) -3858.041 -3856.846
    Position Y (km) -2964.295 -2962.761
    Position Z (km) 4803.009 4801.134
    Velocity X (km/s) 6.215 1.628
    Velocity Y (km/s) -3.342 -6.868
    Velocity Z (km/s) 2.922 -2.923

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3969 STARLINK-31993
    Semimajor Axis (a) 6843.364 km 6840.890 km
    Eccentricity (e) 0.000124 0.000133
    Inclination (i) 53.1587° 53.1578°
    RAAN 183.5412° 101.8245°
    Perigee Argument 85.6049° 96.8804°
    Mean Anomaly (M) 274.5095° 263.2350°
    Apogee 466.074 km 463.665 km
    Perigee 464.380 km 461.841 km
    Orbit Epoch 2026-10-20T02:59:26+0000 2026-10-19T12:42:42+0000

    STARLINK-3969 & STARLINK-31993 Collision Probability (Pc) Trend

    STARLINK-3969 & STARLINK-31993 Collision Probability (Pc) TrendNot Available

    STARLINK-3969 & STARLINK-31993 Miss Distance (Miss Distance) Trend

    STARLINK-3969 & STARLINK-31993 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3969Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31993Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3969Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31993Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3969

    No nearby objects data