Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.523382E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T21:11:34+0800
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    1 Object 1

    AOE ID 39984
    NORAD ID 39984
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 43577
    NORAD ID 43577
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-14 DEB IRIDIUM 164
    Time of Closest Approach 2026-10-21T17:13:15+0000
    Collision Probability (Pc) 1.523382E-6
    Conjunction Distance (km) 2.718 km
    Relative Speed (km/s) 14.699 km/s
    Conjunction Risk Parameters R (Radial): 2.381 | I (In-track): -0.226 | C (Cross-track): -1.291
    Collision Risk Index (CRI) 0.39
    X Position (km) 4094.268 4095.549
    Position Y (km) -91.846 -93.185
    Position Z (km) -5875.499 -5877.486
    Velocity X (km/s) -5.925 6.092
    Velocity Y (km/s) 1.76 0.68
    Velocity Z (km/s) -4.158 4.237

    Orbital Parameters 国际轨道数据源

    Parameter SL-14 DEB IRIDIUM 164
    Semimajor Axis (a) 7147.192 km 7155.805 km
    Eccentricity (e) 0.001075 0.000217
    Inclination (i) 82.8295° 86.4011°
    RAAN 168.9862° 4.0766°
    Perigee Argument 58.1272° 97.8100°
    Mean Anomaly (M) 302.0963° 262.3342°
    Apogee 776.738 km 779.220 km
    Perigee 761.372 km 776.116 km
    Orbit Epoch 2026-10-20T21:44:34+0000 2026-10-21T05:45:26+0000

    SL-14 DEB & IRIDIUM 164 Collision Probability (Pc) Trend

    SL-14 DEB & IRIDIUM 164 Collision Probability (Pc) TrendNot Available

    SL-14 DEB & IRIDIUM 164 Miss Distance (Miss Distance) Trend

    SL-14 DEB & IRIDIUM 164 Miss Distance (Miss Distance) TrendNot Available

    SL-14 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 164Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-14 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 164Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-14 DEB

    No nearby objects data