Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.705773E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-31T02:27:09+0800
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    1 Object 1

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

    2 Object 2

    Name BRO-21
    AOE ID 69007
    NORAD ID 69007
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter OBJECT K BRO-21
    Time of Closest Approach 2026-08-31T03:51:52+0000
    Collision Probability (Pc) 2.705773E-6
    Conjunction Distance (km) 2.054 km
    Relative Speed (km/s) 15.081 km/s
    Conjunction Risk Parameters R (Radial): -0.946 | I (In-track): -0.251 | C (Cross-track): -1.805
    Collision Risk Index (CRI) 0.44
    X Position (km) -4709.283 -4708.688
    Position Y (km) 4389.214 4391.15
    Position Z (km) 2429.058 2429.393
    Velocity X (km/s) -1.25 2.671
    Velocity Y (km/s) 2.589 -1.06
    Velocity Z (km/s) -7.049 7.048

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT K BRO-21
    Semimajor Axis (a) 6879.790 km 6878.485 km
    Eccentricity (e) 0.001101 0.000870
    Inclination (i) 97.3580° 97.3936°
    RAAN 313.5488° 138.8986°
    Perigee Argument 65.0812° 144.7423°
    Mean Anomaly (M) 295.1567° 215.4390°
    Apogee 509.230 km 506.331 km
    Perigee 494.076 km 494.365 km
    Orbit Epoch 2026-08-30T11:23:01+0000 2026-08-30T05:40:49+0000

    OBJECT K & BRO-21 Collision Probability (Pc) Trend

    OBJECT K & BRO-21 Collision Probability (Pc) TrendNot Available

    OBJECT K & BRO-21 Miss Distance (Miss Distance) Trend

    OBJECT K & BRO-21 Miss Distance (Miss Distance) TrendNot Available

    OBJECT KMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    BRO-21Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT KCollision Probability Trend

    Object 1 Probability TrendNot Available

    BRO-21Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT K

    No nearby objects data