Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.439196E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T09:33:17+0800
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    1 Object 1

    AOE ID 53277
    NORAD ID 53277
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53484
    NORAD ID 53484
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4178 STARLINK-4426
    Time of Closest Approach 2026-10-19T13:29:38+0000
    Collision Probability (Pc) 1.439196E-6
    Conjunction Distance (km) 2.828 km
    Relative Speed (km/s) 14.704 km/s
    Conjunction Risk Parameters R (Radial): 2.799 | I (In-track): 0.103 | C (Cross-track): -0.391
    Collision Risk Index (CRI) 0.38
    X Position (km) 4411.431 4409.935
    Position Y (km) 4824.979 4822.788
    Position Z (km) 2034.205 2033.228
    Velocity X (km/s) -2.34 -0.776
    Velocity Y (km/s) 4.543 -2.35
    Velocity Z (km/s) -5.671 7.222

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4178 STARLINK-4426
    Semimajor Axis (a) 6848.863 km 6843.701 km
    Eccentricity (e) 0.000133 0.000116
    Inclination (i) 53.1582° 97.2856°
    RAAN 246.9615° 48.6163°
    Perigee Argument 91.7797° 92.4045°
    Mean Anomaly (M) 268.3357° 267.7331°
    Apogee 471.636 km 466.361 km
    Perigee 469.816 km 464.767 km
    Orbit Epoch 2026-10-18T07:03:10+0000 2026-10-18T07:39:43+0000

    STARLINK-4178 & STARLINK-4426 Collision Probability (Pc) Trend

    STARLINK-4178 & STARLINK-4426 Collision Probability (Pc) TrendNot Available

    STARLINK-4178 & STARLINK-4426 Miss Distance (Miss Distance) Trend

    STARLINK-4178 & STARLINK-4426 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4178Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4426Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4178Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4426Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4178

    No nearby objects data