Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.289932E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T14:49:47+0800
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    1 Object 1

    AOE ID 66715
    NORAD ID 66715
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name DISCO-2
    AOE ID 68431
    NORAD ID 68431
    Object Type PAYLOAD
    Country
    DK DK

    Conjunction Constraints

    Parameter FLOCK 4H 12 DISCO-2
    Time of Closest Approach 2026-09-15T22:20:57+0000
    Collision Probability (Pc) 1.289932E-6
    Conjunction Distance (km) 2.883 km
    Relative Speed (km/s) 12.715 km/s
    Conjunction Risk Parameters R (Radial): -2.258 | I (In-track): 0.995 | C (Cross-track): 1.491
    Collision Risk Index (CRI) 0.37
    X Position (km) -1615.879 -1616.299
    Position Y (km) -104.144 -105.967
    Position Z (km) 6677.62 6679.813
    Velocity X (km/s) -6.448 5.882
    Velocity Y (km/s) 3.764 4.598
    Velocity Z (km/s) -1.497 1.494

    Orbital Parameters 国际轨道数据源

    Parameter FLOCK 4H 12 DISCO-2
    Semimajor Axis (a) 6879.507 km 6883.229 km
    Eccentricity (e) 0.000291 0.000391
    Inclination (i) 97.4122° 97.4700°
    RAAN 328.4784° 214.4749°
    Perigee Argument 54.1843° 66.8999°
    Mean Anomaly (M) 305.9663° 293.2648°
    Apogee 503.372 km 507.782 km
    Perigee 499.368 km 502.402 km
    Orbit Epoch 2026-09-13T03:36:44+0000 2026-09-13T21:02:06+0000

    FLOCK 4H 12 & DISCO-2 Collision Probability (Pc) Trend

    FLOCK 4H 12 & DISCO-2 Collision Probability (Pc) TrendNot Available

    FLOCK 4H 12 & DISCO-2 Miss Distance (Miss Distance) Trend

    FLOCK 4H 12 & DISCO-2 Miss Distance (Miss Distance) TrendNot Available

    FLOCK 4H 12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DISCO-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FLOCK 4H 12Collision Probability Trend

    Object 1 Probability TrendNot Available

    DISCO-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FLOCK 4H 12

    No nearby objects data