Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.912816E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:58:06+0800
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    1 Object 1

    AOE ID 53609
    NORAD ID 53609
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63930
    NORAD ID 63930
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4660 STARLINK-33980
    Time of Closest Approach 2026-09-04T15:22:07+0000
    Collision Probability (Pc) 8.912816E-7
    Conjunction Distance (km) 2.616 km
    Relative Speed (km/s) 5.197 km/s
    Conjunction Risk Parameters R (Radial): -1.735 | I (In-track): 1.842 | C (Cross-track): -0.663
    Collision Risk Index (CRI) 0.34
    X Position (km) -3721.89 -3724.41
    Position Y (km) -2134.64 -2134.286
    Position Z (km) 5318.186 5318.794
    Velocity X (km/s) 5.157 6.394
    Velocity Y (km/s) -5.455 -1.129
    Velocity Z (km/s) 1.416 4.017

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4660 STARLINK-33980
    Semimajor Axis (a) 6840.843 km 6881.997 km
    Eccentricity (e) 0.000116 0.000496
    Inclination (i) 53.1599° 70.0030°
    RAAN 153.7619° 188.4080°
    Perigee Argument 81.3778° 265.9395°
    Mean Anomaly (M) 278.7356° 0.6545°
    Apogee 463.500 km 507.273 km
    Perigee 461.912 km 500.447 km
    Orbit Epoch 2026-09-02T00:30:24+0000 2026-09-02T14:00:02+0000

    STARLINK-4660 & STARLINK-33980 Collision Probability (Pc) Trend

    STARLINK-4660 & STARLINK-33980 Collision Probability (Pc) TrendNot Available

    STARLINK-4660 & STARLINK-33980 Miss Distance (Miss Distance) Trend

    STARLINK-4660 & STARLINK-33980 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4660Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33980Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4660Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33980Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4660

    No nearby objects data