Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.675671E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T17:58:22+0800
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    1 Object 1

    AOE ID 66730
    NORAD ID 66730
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67282
    NORAD ID 67282
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter FLOCK 4H 27 OBJECT AL
    Time of Closest Approach 2026-10-21T16:58:45+0000
    Collision Probability (Pc) 2.675671E-7
    Conjunction Distance (km) 2.733 km
    Relative Speed (km/s) 0.159 km/s
    Conjunction Risk Parameters R (Radial): -1.389 | I (In-track): 2.352 | C (Cross-track): 0.08
    Collision Risk Index (CRI) 0.24
    X Position (km) -21.768 -24.092
    Position Y (km) -893.91 -894.062
    Position Z (km) 6811.817 6810.388
    Velocity X (km/s) -7.569 -7.546
    Velocity Y (km/s) -0.824 -0.979
    Velocity Z (km/s) -0.132 -0.153

    Orbital Parameters 国际轨道数据源

    Parameter FLOCK 4H 27 OBJECT AL
    Semimajor Axis (a) 6878.497 km 6868.406 km
    Eccentricity (e) 0.000115 0.001178
    Inclination (i) 97.4059° 97.3837°
    RAAN 5.2912° 6.6201°
    Perigee Argument 117.6987° 284.2755°
    Mean Anomaly (M) 242.4366° 75.7174°
    Apogee 501.152 km 498.362 km
    Perigee 499.568 km 482.176 km
    Orbit Epoch 2026-10-20T15:19:55+0000 2026-10-20T18:32:11+0000

    FLOCK 4H 27 & OBJECT AL Collision Probability (Pc) Trend

    FLOCK 4H 27 & OBJECT AL Collision Probability (Pc) TrendNot Available

    FLOCK 4H 27 & OBJECT AL Miss Distance (Miss Distance) Trend

    FLOCK 4H 27 & OBJECT AL Miss Distance (Miss Distance) TrendNot Available

    FLOCK 4H 27Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT ALMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FLOCK 4H 27Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ALCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FLOCK 4H 27

    No nearby objects data