Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.995871E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:02:58+0800
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    1 Object 1

    AOE ID 57974
    NORAD ID 57974
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63645
    NORAD ID 63645
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30489 STARLINK-33835
    Time of Closest Approach 2026-09-12T20:34:26+0000
    Collision Probability (Pc) 4.995871E-6
    Conjunction Distance (km) 1.161 km
    Relative Speed (km/s) 2.629 km/s
    Conjunction Risk Parameters R (Radial): -0.335 | I (In-track): -1.094 | C (Cross-track): 0.191
    Collision Risk Index (CRI) 0.49
    X Position (km) 1199.872 1198.734
    Position Y (km) -4953.984 -4954.002
    Position Z (km) -4595.962 -4595.739
    Velocity X (km/s) 7.501 7.087
    Velocity Y (km/s) 0.91 2.62
    Velocity Z (km/s) 0.977 -0.976

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30489 STARLINK-33835
    Semimajor Axis (a) 6861.243 km 6861.158 km
    Eccentricity (e) 0.000195 0.000203
    Inclination (i) 43.0046° 43.0023°
    RAAN 7.7372° 43.6599°
    Perigee Argument 264.3812° 268.4499°
    Mean Anomaly (M) 95.6817° 91.6120°
    Apogee 484.446 km 484.414 km
    Perigee 481.766 km 481.628 km
    Orbit Epoch 2026-09-11T07:15:23+0000 2026-09-10T03:06:26+0000

    STARLINK-30489 & STARLINK-33835 Collision Probability (Pc) Trend

    STARLINK-30489 & STARLINK-33835 Collision Probability (Pc) TrendNot Available

    STARLINK-30489 & STARLINK-33835 Miss Distance (Miss Distance) Trend

    STARLINK-30489 & STARLINK-33835 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30489Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33835Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30489Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33835Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30489

    No nearby objects data