Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.599761E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:12:52+0800
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    1 Object 1

    AOE ID 63987
    NORAD ID 63987
    Object Type UNKNOWN
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66733
    NORAD ID 66733
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT F FLOCK 4H 30
    Time of Closest Approach 2026-10-21T14:51:34+0000
    Collision Probability (Pc) 2.599761E-7
    Conjunction Distance (km) 2.935 km
    Relative Speed (km/s) 0.227 km/s
    Conjunction Risk Parameters R (Radial): -2.579 | I (In-track): 1.399 | C (Cross-track): 0.045
    Collision Risk Index (CRI) 0.23
    X Position (km) -321.251 -322.766
    Position Y (km) 858.376 858.584
    Position Z (km) -6822.088 -6824.593
    Velocity X (km/s) 7.569 7.546
    Velocity Y (km/s) 0.629 0.853
    Velocity Z (km/s) -0.281 -0.249

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT F FLOCK 4H 30
    Semimajor Axis (a) 6879.157 km 6880.297 km
    Eccentricity (e) 0.000648 0.000273
    Inclination (i) 97.3521° 97.4120°
    RAAN 2.3773° 3.7595°
    Perigee Argument 227.4469° 308.3095°
    Mean Anomaly (M) 132.6220° 51.7896°
    Apogee 505.481 km 504.035 km
    Perigee 496.559 km 500.285 km
    Orbit Epoch 2026-10-19T11:10:52+0000 2026-10-19T03:16:25+0000

    OBJECT F & FLOCK 4H 30 Collision Probability (Pc) Trend

    OBJECT F & FLOCK 4H 30 Collision Probability (Pc) TrendNot Available

    OBJECT F & FLOCK 4H 30 Miss Distance (Miss Distance) Trend

    OBJECT F & FLOCK 4H 30 Miss Distance (Miss Distance) TrendNot Available

    OBJECT FMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4H 30Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT FCollision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4H 30Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT F

    No nearby objects data