Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.025011E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:59:51+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51117
    NORAD ID 51117
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59010
    NORAD ID 59010
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3391 STARLINK-31528
    Time of Closest Approach 2026-10-29T23:01:26+0000
    Collision Probability (Pc) 1.025011E-5
    Conjunction Distance (km) 1.244 km
    Relative Speed (km/s) 10.894 km/s
    Conjunction Risk Parameters R (Radial): -1.056 | I (In-track): -0.458 | C (Cross-track): -0.468
    Collision Risk Index (CRI) 0.55
    X Position (km) -465.009 -464.284
    Position Y (km) 5831.23 5830.382
    Position Z (km) 3540.357 3539.809
    Velocity X (km/s) -5.561 -5.112
    Velocity Y (km/s) 2.389 -3.244
    Velocity Z (km/s) -4.656 4.658

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3391 STARLINK-31528
    Semimajor Axis (a) 6838.191 km 6840.834 km
    Eccentricity (e) 0.000581 0.000084
    Inclination (i) 53.1413° 53.1603°
    RAAN 313.8794° 82.8326°
    Perigee Argument 280.0423° 85.1800°
    Mean Anomaly (M) 79.9923° 274.9298°
    Apogee 464.030 km 463.269 km
    Perigee 456.078 km 462.125 km
    Orbit Epoch 2026-10-27T07:55:31+0000 2026-10-26T16:41:14+0000

    STARLINK-3391 & STARLINK-31528 Collision Probability (Pc) Trend

    STARLINK-3391 & STARLINK-31528 Collision Probability (Pc) TrendNot Available

    STARLINK-3391 & STARLINK-31528 Miss Distance (Miss Distance) Trend

    STARLINK-3391 & STARLINK-31528 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3391Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31528Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3391Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31528Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3391

    No nearby objects data