Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.047304E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T22:51:40+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 3549
    NORAD ID 3549
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 58801
    NORAD ID 58801
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 252 DEB STARLINK-31170
    Time of Closest Approach 2026-10-20T01:15:21+0000
    Collision Probability (Pc) 2.047304E-5
    Conjunction Distance (km) 1.043 km
    Relative Speed (km/s) 12.206 km/s
    Conjunction Risk Parameters R (Radial): 0.552 | I (In-track): 0.538 | C (Cross-track): -0.702
    Collision Risk Index (CRI) 0.61
    X Position (km) -6383.424 -6384.258
    Position Y (km) 2513.019 2512.41
    Position Z (km) -33.084 -32.937
    Velocity X (km/s) -1.265 -2.023
    Velocity Y (km/s) -3.359 -5.195
    Velocity Z (km/s) 6.839 -5.203

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 252 DEB STARLINK-31170
    Semimajor Axis (a) 7043.066 km 6861.088 km
    Eccentricity (e) 0.028132 0.000052
    Inclination (i) 62.2964° 43.0044°
    RAAN 162.0030° 343.2110°
    Perigee Argument 21.5157° 259.4863°
    Mean Anomaly (M) 339.7470° 100.5931°
    Apogee 863.068 km 483.306 km
    Perigee 466.790 km 482.596 km
    Orbit Epoch 2026-10-19T00:44:56+0000 2026-10-19T04:04:13+0000

    COSMOS 252 DEB & STARLINK-31170 Collision Probability (Pc) Trend

    COSMOS 252 DEB & STARLINK-31170 Collision Probability (Pc) TrendNot Available

    COSMOS 252 DEB & STARLINK-31170 Miss Distance (Miss Distance) Trend

    COSMOS 252 DEB & STARLINK-31170 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 252 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31170Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 252 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31170Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 252 DEB

    No nearby objects data