Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.47409E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T18:41:00+0800
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    1 Object 1

    AOE ID 28317
    NORAD ID 28317
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 68353
    NORAD ID 68353
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DMSP 5D-2 F11 DEB CENTISPACE-2 S4
    Time of Closest Approach 2026-09-05T18:15:05+0000
    Collision Probability (Pc) 1.47409E-6
    Conjunction Distance (km) 2.766 km
    Relative Speed (km/s) 14.517 km/s
    Conjunction Risk Parameters R (Radial): -1.294 | I (In-track): 0.547 | C (Cross-track): -2.381
    Collision Risk Index (CRI) 0.38
    X Position (km) 3.107 5.373
    Position Y (km) -7035.27 -7034.181
    Position Z (km) -1419.855 -1418.704
    Velocity X (km/s) -1.172 4.361
    Velocity Y (km/s) -1.371 1.2
    Velocity Z (km/s) 7.247 -5.925

    Orbital Parameters 国际轨道数据源

    Parameter DMSP 5D-2 F11 DEB CENTISPACE-2 S4
    Semimajor Axis (a) 7201.719 km 7173.090 km
    Eccentricity (e) 0.011902 0.000974
    Inclination (i) 98.8595° 54.9817°
    RAAN 267.4531° 89.7457°
    Perigee Argument 61.7336° 282.2641°
    Mean Anomaly (M) 328.8019° 77.7247°
    Apogee 909.297 km 801.942 km
    Perigee 737.867 km 787.964 km
    Orbit Epoch 2026-09-04T23:50:50+0000 2026-09-03T16:39:46+0000

    DMSP 5D-2 F11 DEB & CENTISPACE-2 S4 Collision Probability (Pc) Trend

    DMSP 5D-2 F11 DEB & CENTISPACE-2 S4 Collision Probability (Pc) TrendNot Available

    DMSP 5D-2 F11 DEB & CENTISPACE-2 S4 Miss Distance (Miss Distance) Trend

    DMSP 5D-2 F11 DEB & CENTISPACE-2 S4 Miss Distance (Miss Distance) TrendNot Available

    DMSP 5D-2 F11 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CENTISPACE-2 S4Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DMSP 5D-2 F11 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    CENTISPACE-2 S4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DMSP 5D-2 F11 DEB

    No nearby objects data