Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.203828E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-31T00:32:21+0800
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    1 Object 1

    AOE ID 52107
    NORAD ID 52107
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52621
    NORAD ID 52621
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3658 STARLINK-3984
    Time of Closest Approach 2026-08-30T17:05:20+0000
    Collision Probability (Pc) 1.203828E-6
    Conjunction Distance (km) 2.985 km
    Relative Speed (km/s) 12.141 km/s
    Conjunction Risk Parameters R (Radial): 0.516 | I (In-track): -1.779 | C (Cross-track): 2.34
    Collision Risk Index (CRI) 0.37
    X Position (km) -6578.19 -6577.018
    Position Y (km) -1551.517 -1554.261
    Position Z (km) -1055.591 -1055.515
    Velocity X (km/s) 1.968 0.16
    Velocity Y (km/s) -4.294 -4.722
    Velocity Z (km/s) -5.999 5.999

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3658 STARLINK-3984
    Semimajor Axis (a) 6838.190 km 6837.884 km
    Eccentricity (e) 0.000148 0.000117
    Inclination (i) 53.1617° 53.1614°
    RAAN 11.2808° 202.4493°
    Perigee Argument 77.4845° 94.8599°
    Mean Anomaly (M) 282.6323° 265.2538°
    Apogee 461.068 km 460.550 km
    Perigee 459.038 km 458.944 km
    Orbit Epoch 2026-08-29T16:49:31+0000 2026-08-30T04:38:22+0000

    STARLINK-3658 & STARLINK-3984 Collision Probability (Pc) Trend

    STARLINK-3658 & STARLINK-3984 Collision Probability (Pc) TrendNot Available

    STARLINK-3658 & STARLINK-3984 Miss Distance (Miss Distance) Trend

    STARLINK-3658 & STARLINK-3984 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3658Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3984Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3658Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3984Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3658

    No nearby objects data