Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    8.607986E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T17:57:03+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 3842
    NORAD ID 3842
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63163
    NORAD ID 63163
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter THOR ABLESTAR DEB QIANFAN-77
    Time of Closest Approach 2026-10-17T17:58:14+0000
    Collision Probability (Pc) 8.607986E-5
    Conjunction Distance (km) 0.695 km
    Relative Speed (km/s) 14.459 km/s
    Conjunction Risk Parameters R (Radial): 0.328 | I (In-track): 0.153 | C (Cross-track): -0.593
    Collision Risk Index (CRI) 0.74
    X Position (km) -1502.004 -1502.668
    Position Y (km) 6495.937 6496.139
    Position Z (km) 2911.482 2911.504
    Velocity X (km/s) -2.52 -0.811
    Velocity Y (km/s) -3.353 2.858
    Velocity Z (km/s) 6.158 -6.786

    Orbital Parameters 国际轨道数据源

    Parameter THOR ABLESTAR DEB QIANFAN-77
    Semimajor Axis (a) 7369.562 km 7284.940 km
    Eccentricity (e) 0.012598 0.001419
    Inclination (i) 66.7357° 88.9636°
    RAAN 94.2784° 283.5699°
    Perigee Argument 27.1100° 189.9892°
    Mean Anomaly (M) 333.6472° 170.1004°
    Apogee 1084.265 km 917.144 km
    Perigee 898.585 km 896.462 km
    Orbit Epoch 2026-10-16T20:51:31+0000 2026-10-16T22:18:16+0000

    THOR ABLESTAR DEB & QIANFAN-77 Collision Probability (Pc) Trend

    THOR ABLESTAR DEB & QIANFAN-77 Collision Probability (Pc) TrendNot Available

    THOR ABLESTAR DEB & QIANFAN-77 Miss Distance (Miss Distance) Trend

    THOR ABLESTAR DEB & QIANFAN-77 Miss Distance (Miss Distance) TrendNot Available

    THOR ABLESTAR DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-77Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THOR ABLESTAR DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-77Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THOR ABLESTAR DEB

    No nearby objects data