Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.643637E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T10:51:44+0800
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    1 Object 1

    AOE ID 12404
    NORAD ID 12404
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 28372
    NORAD ID 28372
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-8 DEB APRIZESAT 1
    Time of Closest Approach 2026-09-11T08:36:09+0000
    Collision Probability (Pc) 3.643637E-6
    Conjunction Distance (km) 1.805 km
    Relative Speed (km/s) 13.975 km/s
    Conjunction Risk Parameters R (Radial): -1.763 | I (In-track): 0.152 | C (Cross-track): 0.351
    Collision Risk Index (CRI) 0.46
    X Position (km) 1067.04 1067.659
    Position Y (km) 92.165 92.324
    Position Z (km) -6992.279 -6993.966
    Velocity X (km/s) -4.789 -0.312
    Velocity Y (km/s) 5.725 -7.503
    Velocity Z (km/s) -0.659 -0.156

    Orbital Parameters 国际轨道数据源

    Parameter SL-8 DEB APRIZESAT 1
    Semimajor Axis (a) 7061.376 km 7097.860 km
    Eccentricity (e) 0.000841 0.004336
    Inclination (i) 82.9058° 98.6323°
    RAAN 132.2321° 266.6077°
    Perigee Argument 121.6099° 255.3177°
    Mean Anomaly (M) 238.5929° 104.3209°
    Apogee 689.181 km 750.501 km
    Perigee 677.297 km 688.945 km
    Orbit Epoch 2026-09-09T09:26:16+0000 2026-09-10T13:10:18+0000

    SL-8 DEB & APRIZESAT 1 Collision Probability (Pc) Trend

    SL-8 DEB & APRIZESAT 1 Collision Probability (Pc) TrendNot Available

    SL-8 DEB & APRIZESAT 1 Miss Distance (Miss Distance) Trend

    SL-8 DEB & APRIZESAT 1 Miss Distance (Miss Distance) TrendNot Available

    SL-8 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    APRIZESAT 1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-8 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    APRIZESAT 1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-8 DEB

    No nearby objects data