Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.349219E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T18:48:44+0800
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    1 Object 1

    AOE ID 25416
    NORAD ID 25416
    Object Type PAYLOAD
    Country
    ORB ORB
    ← VS →

    2 Object 2

    AOE ID 26198
    NORAD ID 26198
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter ORBCOMM FM 20 CZ-4 DEB
    Time of Closest Approach 2026-10-30T19:01:18+0000
    Collision Probability (Pc) 1.349219E-6
    Conjunction Distance (km) 2.33 km
    Relative Speed (km/s) 7.6 km/s
    Conjunction Risk Parameters R (Radial): -0.117 | I (In-track): 1.999 | C (Cross-track): -1.191
    Collision Risk Index (CRI) 0.38
    X Position (km) -6420.55 -6419.536
    Position Y (km) 297.075 296.193
    Position Z (km) -3117.613 -3119.516
    Velocity X (km/s) 1.742 3.244
    Velocity Y (km/s) -5.958 1.075
    Velocity Z (km/s) -4.157 -6.613

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 20 CZ-4 DEB
    Semimajor Axis (a) 7142.504 km 7091.628 km
    Eccentricity (e) 0.000336 0.006746
    Inclination (i) 44.9950° 98.5035°
    RAAN 333.1233° 0.3654°
    Perigee Argument 262.4136° 44.4161°
    Mean Anomaly (M) 97.6330° 316.2417°
    Apogee 766.769 km 761.329 km
    Perigee 761.965 km 665.653 km
    Orbit Epoch 2026-10-29T18:40:22+0000 2026-10-29T15:39:00+0000

    ORBCOMM FM 20 & CZ-4 DEB Collision Probability (Pc) Trend

    ORBCOMM FM 20 & CZ-4 DEB Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 20 & CZ-4 DEB Miss Distance (Miss Distance) Trend

    ORBCOMM FM 20 & CZ-4 DEB Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 20Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ORBCOMM FM 20Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 20

    No nearby objects data