Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.3388E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T21:14:24+0800
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    1 Object 1

    AOE ID 52625
    NORAD ID 52625
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59963
    NORAD ID 59963
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3988 STARLINK-31991
    Time of Closest Approach 2026-10-13T18:01:57+0000
    Collision Probability (Pc) 1.3388E-6
    Conjunction Distance (km) 2.678 km
    Relative Speed (km/s) 11.328 km/s
    Conjunction Risk Parameters R (Radial): 2.666 | I (In-track): 0.168 | C (Cross-track): 0.195
    Collision Risk Index (CRI) 0.38
    X Position (km) -5346.626 -5348.832
    Position Y (km) 2948.062 2948.985
    Position Z (km) 3071.447 3072.651
    Velocity X (km/s) -4.711 -0.24
    Velocity Y (km/s) -3.257 -5.722
    Velocity Z (km/s) -5.056 5.055

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3988 STARLINK-31991
    Semimajor Axis (a) 6837.847 km 6840.895 km
    Eccentricity (e) 0.000116 0.000142
    Inclination (i) 53.1618° 53.1583°
    RAAN 358.5895° 132.9603°
    Perigee Argument 64.6417° 85.9656°
    Mean Anomaly (M) 295.4706° 274.1508°
    Apogee 460.500 km 463.729 km
    Perigee 458.920 km 461.787 km
    Orbit Epoch 2026-10-12T14:50:35+0000 2026-10-12T21:33:43+0000

    STARLINK-3988 & STARLINK-31991 Collision Probability (Pc) Trend

    STARLINK-3988 & STARLINK-31991 Collision Probability (Pc) TrendNot Available

    STARLINK-3988 & STARLINK-31991 Miss Distance (Miss Distance) Trend

    STARLINK-3988 & STARLINK-31991 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3988Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31991Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3988Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31991Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3988

    No nearby objects data