Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.725506E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:06:53+0800
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    1 Object 1

    AOE ID 33960
    NORAD ID 33960
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 39767
    NORAD ID 39767
    Object Type PAYLOAD
    Country
    JP JP

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB UNIFORM 1
    Time of Closest Approach 2026-09-03T08:51:19+0000
    Collision Probability (Pc) 2.725506E-6
    Conjunction Distance (km) 2.05 km
    Relative Speed (km/s) 15.128 km/s
    Conjunction Risk Parameters R (Radial): -1.69 | I (In-track): 0.057 | C (Cross-track): -1.156
    Collision Risk Index (CRI) 0.44
    X Position (km) -6675.886 -6677.835
    Position Y (km) 1968.846 1968.217
    Position Z (km) 68.333 68.248
    Velocity X (km/s) -0.059 0.208
    Velocity Y (km/s) -0.497 1.009
    Velocity Z (km/s) 7.553 -7.497

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB UNIFORM 1
    Semimajor Axis (a) 6957.853 km 6956.987 km
    Eccentricity (e) 0.000218 0.000607
    Inclination (i) 86.2587° 97.8058°
    RAAN 164.2974° 342.4008°
    Perigee Argument 83.6161° 61.0265°
    Mean Anomaly (M) 305.5151° 299.1564°
    Apogee 581.235 km 583.075 km
    Perigee 578.197 km 574.625 km
    Orbit Epoch 2026-09-01T18:27:01+0000 2026-09-02T06:22:30+0000

    IRIDIUM 33 DEB & UNIFORM 1 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & UNIFORM 1 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & UNIFORM 1 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & UNIFORM 1 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    UNIFORM 1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    UNIFORM 1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data