Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.123156E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-07T21:18:23+0800
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    1 Object 1

    AOE ID 40996
    NORAD ID 40996
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    Name HJ-2E
    AOE ID 54035
    NORAD ID 54035
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB HJ-2E
    Time of Closest Approach 2026-10-09T19:15:42+0000
    Collision Probability (Pc) 1.123156E-6
    Conjunction Distance (km) 2.698 km
    Relative Speed (km/s) 8.508 km/s
    Conjunction Risk Parameters R (Radial): 1.951 | I (In-track): -1.545 | C (Cross-track): 1.041
    Collision Risk Index (CRI) 0.36
    X Position (km) 631.011 631.771
    Position Y (km) 1035.421 1037.455
    Position Z (km) -6781.343 -6782.943
    Velocity X (km/s) -5.976 2.074
    Velocity Y (km/s) -4.516 -7.249
    Velocity Z (km/s) -1.242 -0.912

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB HJ-2E
    Semimajor Axis (a) 6877.175 km 6883.257 km
    Eccentricity (e) 0.000929 0.000538
    Inclination (i) 86.3437° 97.3850°
    RAAN 219.1512° 282.6366°
    Perigee Argument 57.6856° 6.3484°
    Mean Anomaly (M) 302.5287° 353.7818°
    Apogee 505.429 km 508.820 km
    Perigee 492.647 km 501.420 km
    Orbit Epoch 2026-10-06T19:07:59+0000 2026-10-07T07:39:33+0000

    IRIDIUM 33 DEB & HJ-2E Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & HJ-2E Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & HJ-2E Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & HJ-2E Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HJ-2EMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HJ-2ECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data