Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.303591E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T01:28:51+0800
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    1 Object 1

    AOE ID 22296
    NORAD ID 22296
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 53661
    NORAD ID 53661
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-16 DEB STARLINK-4472
    Time of Closest Approach 2026-09-14T10:25:09+0000
    Collision Probability (Pc) 3.303591E-6
    Conjunction Distance (km) 1.849 km
    Relative Speed (km/s) 13.331 km/s
    Conjunction Risk Parameters R (Radial): 1.315 | I (In-track): 0.627 | C (Cross-track): -1.138
    Collision Risk Index (CRI) 0.45
    X Position (km) -808.112 -807.526
    Position Y (km) 2169.076 2169.841
    Position Z (km) 6522.25 6520.673
    Velocity X (km/s) -7.448 5.005
    Velocity Y (km/s) -1.372 -5.2
    Velocity Z (km/s) -0.482 2.346

    Orbital Parameters 国际轨道数据源

    Parameter SL-16 DEB STARLINK-4472
    Semimajor Axis (a) 6930.989 km 6927.639 km
    Eccentricity (e) 0.002132 0.000199
    Inclination (i) 70.8212° 97.2828°
    RAAN 15.6572° 129.3156°
    Perigee Argument 179.9717° 69.3172°
    Mean Anomaly (M) 304.9554° 290.8269°
    Apogee 567.633 km 550.885 km
    Perigee 538.071 km 548.119 km
    Orbit Epoch 2026-09-11T18:44:05+0000 2026-09-12T02:16:35+0000

    SL-16 DEB & STARLINK-4472 Collision Probability (Pc) Trend

    SL-16 DEB & STARLINK-4472 Collision Probability (Pc) TrendNot Available

    SL-16 DEB & STARLINK-4472 Miss Distance (Miss Distance) Trend

    SL-16 DEB & STARLINK-4472 Miss Distance (Miss Distance) TrendNot Available

    SL-16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4472Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4472Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-16 DEB

    No nearby objects data