Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.856298E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T12:53:56+0800
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    1 Object 1

    AOE ID 51468
    NORAD ID 51468
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53708
    NORAD ID 53708
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3174 STARLINK-4694
    Time of Closest Approach 2026-09-07T08:05:16+0000
    Collision Probability (Pc) 7.856298E-7
    Conjunction Distance (km) 2.937 km
    Relative Speed (km/s) 5.449 km/s
    Conjunction Risk Parameters R (Radial): -2.864 | I (In-track): -0.604 | C (Cross-track): 0.226
    Collision Risk Index (CRI) 0.33
    X Position (km) -2162.685 -2162.342
    Position Y (km) -3816.598 -3814.683
    Position Z (km) 5239.204 5237.005
    Velocity X (km/s) 7.24 5.179
    Velocity Y (km/s) -1.7 -5.339
    Velocity Z (km/s) 1.746 -1.746

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3174 STARLINK-4694
    Semimajor Axis (a) 6840.871 km 6837.866 km
    Eccentricity (e) 0.000149 0.000120
    Inclination (i) 53.1616° 53.1613°
    RAAN 188.5441° 139.0349°
    Perigee Argument 92.2451° 76.6791°
    Mean Anomaly (M) 267.8723° 283.4345°
    Apogee 463.754 km 460.551 km
    Perigee 461.714 km 458.907 km
    Orbit Epoch 2026-09-04T20:21:57+0000 2026-09-04T03:04:36+0000

    STARLINK-3174 & STARLINK-4694 Collision Probability (Pc) Trend

    STARLINK-3174 & STARLINK-4694 Collision Probability (Pc) TrendNot Available

    STARLINK-3174 & STARLINK-4694 Miss Distance (Miss Distance) Trend

    STARLINK-3174 & STARLINK-4694 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3174Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4694Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3174Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4694Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3174

    No nearby objects data