Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.953114E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:47:15+0800
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    1 Object 1

    AOE ID 63991
    NORAD ID 63991
    Object Type UNKNOWN
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66712
    NORAD ID 66712
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT K FLOCK 4H 9
    Time of Closest Approach 2026-10-21T03:45:32+0000
    Collision Probability (Pc) 2.953114E-7
    Conjunction Distance (km) 2.64 km
    Relative Speed (km/s) 0.259 km/s
    Conjunction Risk Parameters R (Radial): -2.367 | I (In-track): -1.166 | C (Cross-track): 0.038
    Collision Risk Index (CRI) 0.24
    X Position (km) -282.26 -281.201
    Position Y (km) 863.112 863.572
    Position Z (km) -6822.019 -6824.392
    Velocity X (km/s) 7.577 7.551
    Velocity Y (km/s) 0.566 0.82
    Velocity Z (km/s) -0.246 -0.208

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT K FLOCK 4H 9
    Semimajor Axis (a) 6879.160 km 6878.395 km
    Eccentricity (e) 0.000803 0.000178
    Inclination (i) 97.3519° 97.4104°
    RAAN 2.3767° 4.0672°
    Perigee Argument 233.7114° 252.5773°
    Mean Anomaly (M) 126.3381° 107.5269°
    Apogee 506.550 km 501.483 km
    Perigee 495.496 km 499.033 km
    Orbit Epoch 2026-10-19T11:07:37+0000 2026-10-19T04:49:13+0000

    OBJECT K & FLOCK 4H 9 Collision Probability (Pc) Trend

    OBJECT K & FLOCK 4H 9 Collision Probability (Pc) TrendNot Available

    OBJECT K & FLOCK 4H 9 Miss Distance (Miss Distance) Trend

    OBJECT K & FLOCK 4H 9 Miss Distance (Miss Distance) TrendNot Available

    OBJECT KMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4H 9Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT KCollision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4H 9Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT K

    No nearby objects data