Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.722196E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:30:12+0800
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    1 Object 1

    AOE ID 56957
    NORAD ID 56957
    Object Type PAYLOAD
    Country
    IT IT
    VS

    2 Object 2

    AOE ID 57109
    NORAD ID 57109
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ION SCV-011 STARLINK-6139
    Time of Closest Approach 2026-09-04T11:31:21+0000
    Collision Probability (Pc) 2.722196E-6
    Conjunction Distance (km) 1.909 km
    Relative Speed (km/s) 11.308 km/s
    Conjunction Risk Parameters R (Radial): 0.565 | I (In-track): -1.213 | C (Cross-track): 1.361
    Collision Risk Index (CRI) 0.44
    X Position (km) -1342.334 -1340.913
    Position Y (km) -4861.232 -4860.161
    Position Z (km) -4655.925 -4656.619
    Velocity X (km/s) -0.067 7.439
    Velocity Y (km/s) 5.27 -1.562
    Velocity Z (km/s) -5.496 -0.511

    Orbital Parameters 国际轨道数据源

    Parameter ION SCV-011 STARLINK-6139
    Semimajor Axis (a) 6855.425 km 6861.188 km
    Eccentricity (e) 0.000833 0.000205
    Inclination (i) 98.1374° 43.0045°
    RAAN 81.7525° 356.2376°
    Perigee Argument 117.5830° 272.4789°
    Mean Anomaly (M) 242.6255° 87.5828°
    Apogee 482.996 km 484.459 km
    Perigee 471.580 km 481.643 km
    Orbit Epoch 2026-09-04T02:42:00+0000 2026-09-03T18:40:40+0000

    ION SCV-011 & STARLINK-6139 Collision Probability (Pc) Trend

    ION SCV-011 & STARLINK-6139 Collision Probability (Pc) TrendNot Available

    ION SCV-011 & STARLINK-6139 Miss Distance (Miss Distance) Trend

    ION SCV-011 & STARLINK-6139 Miss Distance (Miss Distance) TrendNot Available

    ION SCV-011Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-6139Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ION SCV-011Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-6139Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ION SCV-011

    No nearby objects data