Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.386092E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T02:56:19+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55434
    NORAD ID 55434
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65227
    NORAD ID 65227
    Object Type PAYLOAD
    Country
    AU AU

    Conjunction Constraints

    Parameter STARLINK-5621 SKYCRAFT 4E
    Time of Closest Approach 2026-10-31T20:12:08+0000
    Collision Probability (Pc) 1.386092E-5
    Conjunction Distance (km) 1.201 km
    Relative Speed (km/s) 14.105 km/s
    Conjunction Risk Parameters R (Radial): 0.696 | I (In-track): -0.364 | C (Cross-track): 0.909
    Collision Risk Index (CRI) 0.58
    X Position (km) -2630.241 -2630.932
    Position Y (km) 534.198 535.097
    Position Z (km) -6416.349 -6416.744
    Velocity X (km/s) -4.496 6.932
    Velocity Y (km/s) -5.93 1.253
    Velocity Z (km/s) 1.349 -2.744

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5621 SKYCRAFT 4E
    Semimajor Axis (a) 6950.104 km 6947.184 km
    Eccentricity (e) 0.000314 0.000666
    Inclination (i) 70.0018° 97.6537°
    RAAN 233.9026° 5.1079°
    Perigee Argument 270.0532° 148.5048°
    Mean Anomaly (M) 70.3414° 211.6576°
    Apogee 574.148 km 573.676 km
    Perigee 569.786 km 564.418 km
    Orbit Epoch 2026-10-29T22:00:02+0000 2026-10-29T15:50:32+0000

    STARLINK-5621 & SKYCRAFT 4E Collision Probability (Pc) Trend

    STARLINK-5621 & SKYCRAFT 4E Collision Probability (Pc) TrendNot Available

    STARLINK-5621 & SKYCRAFT 4E Miss Distance (Miss Distance) Trend

    STARLINK-5621 & SKYCRAFT 4E Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5621Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SKYCRAFT 4EMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5621Collision Probability Trend

    Object 1 Probability TrendNot Available

    SKYCRAFT 4ECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5621

    No nearby objects data