Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.22436E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T00:30:23+0800
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    1 Object 1

    Name TERRA
    AOE ID 25994
    NORAD ID 25994
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 40090
    NORAD ID 40090
    Object Type PAYLOAD
    Country
    ORB ORB

    Conjunction Constraints

    Parameter TERRA ORBCOMM FM 104
    Time of Closest Approach 2026-11-05T10:54:20+0000
    Collision Probability (Pc) 2.22436E-5
    Conjunction Distance (km) 1.052 km
    Relative Speed (km/s) 14.277 km/s
    Conjunction Risk Parameters R (Radial): -0.984 | I (In-track): -0.113 | C (Cross-track): -0.35
    Collision Risk Index (CRI) 0.62
    X Position (km) -6805.74 -6804.78
    Position Y (km) 1029.87 1030.059
    Position Z (km) -1619.846 -1619.462
    Velocity X (km/s) 1.835 -1.995
    Velocity Y (km/s) 0.798 -5.022
    Velocity Z (km/s) -7.237 5.224

    Orbital Parameters 国际轨道数据源

    Parameter TERRA ORBCOMM FM 104
    Semimajor Axis (a) 7067.479 km 7079.709 km
    Eccentricity (e) 0.000319 0.001652
    Inclination (i) 97.9284° 47.0046°
    RAAN 350.8432° 198.2920°
    Perigee Argument 131.1084° 344.8039°
    Mean Anomaly (M) 41.9570° 15.2349°
    Apogee 691.594 km 713.268 km
    Perigee 687.090 km 689.876 km
    Orbit Epoch 2026-11-02T22:00:18+0000 2026-11-02T10:35:39+0000

    TERRA & ORBCOMM FM 104 Collision Probability (Pc) Trend

    TERRA & ORBCOMM FM 104 Collision Probability (Pc) TrendNot Available

    TERRA & ORBCOMM FM 104 Miss Distance (Miss Distance) Trend

    TERRA & ORBCOMM FM 104 Miss Distance (Miss Distance) TrendNot Available

    TERRAMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ORBCOMM FM 104Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TERRACollision Probability Trend

    Object 1 Probability TrendNot Available

    ORBCOMM FM 104Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TERRA

    No nearby objects data