Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.744157E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T21:04:13+0800
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    1 Object 1

    AOE ID 58494
    NORAD ID 58494
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66488
    NORAD ID 66488
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30981 STARLINK-35515
    Time of Closest Approach 2026-09-07T01:51:38+0000
    Collision Probability (Pc) 6.744157E-6
    Conjunction Distance (km) 1.253 km
    Relative Speed (km/s) 6.174 km/s
    Conjunction Risk Parameters R (Radial): -0.583 | I (In-track): -1.013 | C (Cross-track): -0.448
    Collision Risk Index (CRI) 0.52
    X Position (km) 5444.971 5444.365
    Position Y (km) -711.356 -712.393
    Position Z (km) -4118.007 -4117.656
    Velocity X (km/s) -0.933 2.739
    Velocity Y (km/s) 7.147 6.667
    Velocity Z (km/s) -2.47 2.47

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30981 STARLINK-35515
    Semimajor Axis (a) 6861.202 km 6861.129 km
    Eccentricity (e) 0.000105 0.000108
    Inclination (i) 43.0037° 43.0022°
    RAAN 130.6795° 60.8405°
    Perigee Argument 273.4344° 274.5692°
    Mean Anomaly (M) 86.6388° 85.5036°
    Apogee 483.787 km 483.733 km
    Perigee 482.343 km 482.251 km
    Orbit Epoch 2026-09-05T00:09:38+0000 2026-09-04T11:21:42+0000

    STARLINK-30981 & STARLINK-35515 Collision Probability (Pc) Trend

    STARLINK-30981 & STARLINK-35515 Collision Probability (Pc) TrendNot Available

    STARLINK-30981 & STARLINK-35515 Miss Distance (Miss Distance) Trend

    STARLINK-30981 & STARLINK-35515 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30981Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35515Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30981Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35515Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30981

    No nearby objects data