Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.301032E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T05:56:06+0800
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    1 Object 1

    AOE ID 47824
    NORAD ID 47824
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 48557
    NORAD ID 48557
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2409 STARLINK-2155
    Time of Closest Approach 2026-10-18T17:42:49+0000
    Collision Probability (Pc) 1.301032E-6
    Conjunction Distance (km) 2.713 km
    Relative Speed (km/s) 11.148 km/s
    Conjunction Risk Parameters R (Radial): -0.471 | I (In-track): -1.828 | C (Cross-track): 1.947
    Collision Risk Index (CRI) 0.37
    X Position (km) -4912.701 -4914.586
    Position Y (km) 3480.111 3478.172
    Position Z (km) -3271.975 -3272.192
    Velocity X (km/s) -0.837 -5.175
    Velocity Y (km/s) -5.784 -2.712
    Velocity Z (km/s) -4.899 4.9

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2409 STARLINK-2155
    Semimajor Axis (a) 6848.845 km 6847.833 km
    Eccentricity (e) 0.000232 0.000303
    Inclination (i) 53.1586° 53.1580°
    RAAN 311.7631° 180.2795°
    Perigee Argument 288.7568° 94.2189°
    Mean Anomaly (M) 71.3181° 265.9158°
    Apogee 472.295 km 471.769 km
    Perigee 469.121 km 467.623 km
    Orbit Epoch 2026-10-16T08:23:49+0000 2026-10-16T06:22:55+0000

    STARLINK-2409 & STARLINK-2155 Collision Probability (Pc) Trend

    STARLINK-2409 & STARLINK-2155 Collision Probability (Pc) TrendNot Available

    STARLINK-2409 & STARLINK-2155 Miss Distance (Miss Distance) Trend

    STARLINK-2409 & STARLINK-2155 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2409Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-2155Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2409Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-2155Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2409

    No nearby objects data