Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.565344E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:28:26+0800
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    1 Object 1

    AOE ID 54862
    NORAD ID 54862
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66509
    NORAD ID 66509
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5403 STARLINK-35598
    Time of Closest Approach 2026-09-13T22:14:23+0000
    Collision Probability (Pc) 1.565344E-5
    Conjunction Distance (km) 1.07 km
    Relative Speed (km/s) 9.445 km/s
    Conjunction Risk Parameters R (Radial): -0.632 | I (In-track): -0.679 | C (Cross-track): -0.53
    Collision Risk Index (CRI) 0.59
    X Position (km) 6121.959 6121.148
    Position Y (km) -1842.16 -1842.816
    Position Z (km) -2495.661 -2495.426
    Velocity X (km/s) 0.082 3.367
    Velocity Y (km/s) 6.224 5.235
    Velocity Z (km/s) -4.4 4.4

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5403 STARLINK-35598
    Semimajor Axis (a) 6861.196 km 6861.130 km
    Eccentricity (e) 0.000103 0.000074
    Inclination (i) 43.0007° 42.9998°
    RAAN 154.5908° 26.4514°
    Perigee Argument 258.9249° 269.3263°
    Mean Anomaly (M) 101.1487° 90.7504°
    Apogee 483.763 km 483.503 km
    Perigee 482.355 km 482.483 km
    Orbit Epoch 2026-09-11T01:50:12+0000 2026-09-10T15:55:19+0000

    STARLINK-5403 & STARLINK-35598 Collision Probability (Pc) Trend

    STARLINK-5403 & STARLINK-35598 Collision Probability (Pc) TrendNot Available

    STARLINK-5403 & STARLINK-35598 Miss Distance (Miss Distance) Trend

    STARLINK-5403 & STARLINK-35598 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5403Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35598Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5403Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35598Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5403

    No nearby objects data