Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.859799E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:09:41+0800
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    1 Object 1

    AOE ID 55421
    NORAD ID 55421
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58527
    NORAD ID 58527
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5598 STARLINK-31001
    Time of Closest Approach 2026-10-21T09:09:08+0000
    Collision Probability (Pc) 2.859799E-6
    Conjunction Distance (km) 1.573 km
    Relative Speed (km/s) 5.141 km/s
    Conjunction Risk Parameters R (Radial): 1.474 | I (In-track): -0.514 | C (Cross-track): 0.19
    Collision Risk Index (CRI) 0.44
    X Position (km) 4369.991 4368.996
    Position Y (km) 3447.637 3447.337
    Position Z (km) 4006.213 4005.033
    Velocity X (km/s) 1.186 -2.739
    Velocity Y (km/s) 5.028 6.594
    Velocity Z (km/s) -5.608 -2.681

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5598 STARLINK-31001
    Semimajor Axis (a) 6860.065 km 6861.167 km
    Eccentricity (e) 0.000339 0.000164
    Inclination (i) 70.0004° 43.0021°
    RAAN 236.4531° 278.5571°
    Perigee Argument 283.4313° 279.5768°
    Mean Anomaly (M) 116.3242° 80.4898°
    Apogee 484.253 km 484.154 km
    Perigee 479.603 km 481.906 km
    Orbit Epoch 2026-10-20T06:00:02+0000 2026-10-19T15:49:28+0000

    STARLINK-5598 & STARLINK-31001 Collision Probability (Pc) Trend

    STARLINK-5598 & STARLINK-31001 Collision Probability (Pc) TrendNot Available

    STARLINK-5598 & STARLINK-31001 Miss Distance (Miss Distance) Trend

    STARLINK-5598 & STARLINK-31001 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5598Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31001Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5598Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31001Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5598

    No nearby objects data