Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    6.650174E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T18:50:26+0800
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    1 Object 1

    AOE ID 57447
    NORAD ID 57447
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58790
    NORAD ID 58790
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30178 STARLINK-31187
    Time of Closest Approach 2026-10-30T04:02:10+0000
    Collision Probability (Pc) 6.650174E-5
    Conjunction Distance (km) 0.656 km
    Relative Speed (km/s) 7.632 km/s
    Conjunction Risk Parameters R (Radial): 0.654 | I (In-track): 0.048 | C (Cross-track): -0.019
    Collision Risk Index (CRI) 0.71
    X Position (km) -3020.621 -3020.374
    Position Y (km) -4950.331 -4949.83
    Position Z (km) -3671.065 -3670.721
    Velocity X (km/s) 6.693 4.569
    Velocity Y (km/s) -1.694 -5.177
    Velocity Z (km/s) -3.225 3.225

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30178 STARLINK-31187
    Semimajor Axis (a) 6861.188 km 6861.285 km
    Eccentricity (e) 0.000173 0.000117
    Inclination (i) 43.0040° 43.0013°
    RAAN 25.2497° 291.2940°
    Perigee Argument 271.3771° 283.4336°
    Mean Anomaly (M) 135.9489° 101.2436°
    Apogee 484.239 km 483.949 km
    Perigee 481.863 km 482.347 km
    Orbit Epoch 2026-10-28T12:00:02+0000 2026-10-28T10:00:02+0000

    STARLINK-30178 & STARLINK-31187 Collision Probability (Pc) Trend

    STARLINK-30178 & STARLINK-31187 Collision Probability (Pc) TrendNot Available

    STARLINK-30178 & STARLINK-31187 Miss Distance (Miss Distance) Trend

    STARLINK-30178 & STARLINK-31187 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30178Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31187Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30178Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31187Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30178

    No nearby objects data