Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.978567E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:47:59+0800
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    1 Object 1

    AOE ID 53545
    NORAD ID 53545
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69831
    NORAD ID 69831
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4475 STARLINK-37918
    Time of Closest Approach 2026-10-21T01:34:35+0000
    Collision Probability (Pc) 7.978567E-5
    Conjunction Distance (km) 0.617 km
    Relative Speed (km/s) 7.69 km/s
    Conjunction Risk Parameters R (Radial): -0.337 | I (In-track): 0.444 | C (Cross-track): 0.265
    Collision Risk Index (CRI) 0.73
    X Position (km) 2389.881 2390.443
    Position Y (km) 4110.981 4110.922
    Position Z (km) -4925.497 -4925.743
    Velocity X (km/s) -4.303 -7.082
    Velocity Y (km/s) 5.7 0.92
    Velocity Z (km/s) 2.672 -2.671

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4475 STARLINK-37918
    Semimajor Axis (a) 6840.886 km 6840.818 km
    Eccentricity (e) 0.000147 0.000237
    Inclination (i) 53.1576° 53.1556°
    RAAN 118.0383° 198.5136°
    Perigee Argument 77.0415° 77.8125°
    Mean Anomaly (M) 283.0752° 282.3143°
    Apogee 463.753 km 464.303 km
    Perigee 461.745 km 461.059 km
    Orbit Epoch 2026-10-19T12:20:12+0000 2026-10-19T00:03:31+0000

    STARLINK-4475 & STARLINK-37918 Collision Probability (Pc) Trend

    STARLINK-4475 & STARLINK-37918 Collision Probability (Pc) TrendNot Available

    STARLINK-4475 & STARLINK-37918 Miss Distance (Miss Distance) Trend

    STARLINK-4475 & STARLINK-37918 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4475Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37918Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4475Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37918Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4475

    No nearby objects data