Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.399049E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-02T06:06:30+0800
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    1 Object 1

    AOE ID 40471
    NORAD ID 40471
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 68356
    NORAD ID 68356
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DMSP 5D-2 F13 DEB CENTISPACE-2 S7
    Time of Closest Approach 2026-09-02T06:23:32+0000
    Collision Probability (Pc) 3.399049E-6
    Conjunction Distance (km) 1.866 km
    Relative Speed (km/s) 14.512 km/s
    Conjunction Risk Parameters R (Radial): 1.428 | I (In-track): 0.28 | C (Cross-track): -1.167
    Collision Risk Index (CRI) 0.46
    X Position (km) 840.839 842.112
    Position Y (km) -7118.247 -7119.557
    Position Z (km) -378.65 -378.269
    Velocity X (km/s) -1.101 4.208
    Velocity Y (km/s) -0.497 0.834
    Velocity Z (km/s) 7.354 -6.087

    Orbital Parameters 国际轨道数据源

    Parameter DMSP 5D-2 F13 DEB CENTISPACE-2 S7
    Semimajor Axis (a) 7171.893 km 7163.523 km
    Eccentricity (e) 0.002243 0.003204
    Inclination (i) 98.8808° 54.9847°
    RAAN 275.3371° 99.8122°
    Perigee Argument 98.9212° 309.0621°
    Mean Anomaly (M) 261.4510° 50.7509°
    Apogee 809.844 km 808.338 km
    Perigee 777.668 km 762.434 km
    Orbit Epoch 2026-09-01T08:34:01+0000 2026-08-31T21:42:12+0000

    DMSP 5D-2 F13 DEB & CENTISPACE-2 S7 Collision Probability (Pc) Trend

    DMSP 5D-2 F13 DEB & CENTISPACE-2 S7 Collision Probability (Pc) TrendNot Available

    DMSP 5D-2 F13 DEB & CENTISPACE-2 S7 Miss Distance (Miss Distance) Trend

    DMSP 5D-2 F13 DEB & CENTISPACE-2 S7 Miss Distance (Miss Distance) TrendNot Available

    DMSP 5D-2 F13 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CENTISPACE-2 S7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DMSP 5D-2 F13 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    CENTISPACE-2 S7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DMSP 5D-2 F13 DEB

    No nearby objects data