Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.137288E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T23:57:16+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53057
    NORAD ID 53057
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53176
    NORAD ID 53176
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4252 STARLINK-4294
    Time of Closest Approach 2026-10-22T11:31:18+0000
    Collision Probability (Pc) 1.137288E-6
    Conjunction Distance (km) 2.944 km
    Relative Speed (km/s) 10.675 km/s
    Conjunction Risk Parameters R (Radial): 2.833 | I (In-track): -0.569 | C (Cross-track): 0.567
    Collision Risk Index (CRI) 0.36
    X Position (km) -2121.301 -2121.533
    Position Y (km) 3645.752 3647.019
    Position Z (km) -5399.297 -5401.944
    Velocity X (km/s) -1.597 -7.096
    Velocity Y (km/s) 5.867 -2.569
    Velocity Z (km/s) 4.593 1.053

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4252 STARLINK-4294
    Semimajor Axis (a) 6843.697 km 6848.815 km
    Eccentricity (e) 0.000195 0.000121
    Inclination (i) 97.2870° 53.1586°
    RAAN 108.2659° 204.1759°
    Perigee Argument 84.4119° 84.5877°
    Mean Anomaly (M) 275.7346° 275.5263°
    Apogee 466.896 km 471.511 km
    Perigee 464.224 km 469.845 km
    Orbit Epoch 2026-10-19T22:40:19+0000 2026-10-20T06:37:38+0000

    STARLINK-4252 & STARLINK-4294 Collision Probability (Pc) Trend

    STARLINK-4252 & STARLINK-4294 Collision Probability (Pc) TrendNot Available

    STARLINK-4252 & STARLINK-4294 Miss Distance (Miss Distance) Trend

    STARLINK-4252 & STARLINK-4294 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4252Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4294Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4252Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4294Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4252

    No nearby objects data