Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.17057E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T15:41:10+0800
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    1 Object 1

    AOE ID 45212
    NORAD ID 45212
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65891
    NORAD ID 65891
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1231 STARLINK-34791
    Time of Closest Approach 2026-09-13T17:23:11+0000
    Collision Probability (Pc) 3.17057E-7
    Conjunction Distance (km) 2.89 km
    Relative Speed (km/s) 0.598 km/s
    Conjunction Risk Parameters R (Radial): -2.166 | I (In-track): 1.911 | C (Cross-track): 0.072
    Collision Risk Index (CRI) 0.25
    X Position (km) -2798.499 -2799.052
    Position Y (km) 3024.148 3021.932
    Position Z (km) -5470.913 -5469.143
    Velocity X (km/s) -5.581 -5.89
    Velocity Y (km/s) -5.191 -4.827
    Velocity Z (km/s) -0.011 0.348

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1231 STARLINK-34791
    Semimajor Axis (a) 6842.997 km 6840.859 km
    Eccentricity (e) 0.000401 0.000168
    Inclination (i) 53.0350° 53.1582°
    RAAN 232.6823° 228.5695°
    Perigee Argument 29.5510° 83.6732°
    Mean Anomaly (M) 330.5717° 276.4462°
    Apogee 467.605 km 463.873 km
    Perigee 462.115 km 461.571 km
    Orbit Epoch 2026-09-11T15:44:01+0000 2026-09-11T07:55:24+0000

    STARLINK-1231 & STARLINK-34791 Collision Probability (Pc) Trend

    STARLINK-1231 & STARLINK-34791 Collision Probability (Pc) TrendNot Available

    STARLINK-1231 & STARLINK-34791 Miss Distance (Miss Distance) Trend

    STARLINK-1231 & STARLINK-34791 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1231Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34791Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1231Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34791Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1231

    No nearby objects data