Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.38134E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T10:07:03+0800
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    1 Object 1

    AOE ID 59939
    NORAD ID 59939
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67307
    NORAD ID 67307
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31955 STARLINK-36481
    Time of Closest Approach 2026-09-12T17:12:55+0000
    Collision Probability (Pc) 3.38134E-7
    Conjunction Distance (km) 2.733 km
    Relative Speed (km/s) 0.611 km/s
    Conjunction Risk Parameters R (Radial): -2.73 | I (In-track): 0.098 | C (Cross-track): 0.003
    Collision Risk Index (CRI) 0.26
    X Position (km) -660.821 -661.18
    Position Y (km) -4979.322 -4981.286
    Position Z (km) -4672.97 -4674.835
    Velocity X (km/s) 7.575 7.519
    Velocity Y (km/s) -0.791 -1.204
    Velocity Z (km/s) -0.226 0.22

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31955 STARLINK-36481
    Semimajor Axis (a) 6859.033 km 6861.192 km
    Eccentricity (e) 0.000262 0.000169
    Inclination (i) 43.0035° 43.0004°
    RAAN 14.6156° 1.2310°
    Perigee Argument 292.5767° 257.8360°
    Mean Anomaly (M) 67.4808° 102.2302°
    Apogee 482.695 km 484.217 km
    Perigee 479.097 km 481.893 km
    Orbit Epoch 2026-09-09T09:37:46+0000 2026-09-10T13:48:45+0000

    STARLINK-31955 & STARLINK-36481 Collision Probability (Pc) Trend

    STARLINK-31955 & STARLINK-36481 Collision Probability (Pc) TrendNot Available

    STARLINK-31955 & STARLINK-36481 Miss Distance (Miss Distance) Trend

    STARLINK-31955 & STARLINK-36481 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31955Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36481Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31955Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36481Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31955

    No nearby objects data