Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.416544E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T23:18:07+0800
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    1 Object 1

    AOE ID 59881
    NORAD ID 59881
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64053
    NORAD ID 64053
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter PREFIRE-2 OBJECT F
    Time of Closest Approach 2026-09-05T22:06:58+0000
    Collision Probability (Pc) 4.416544E-6
    Conjunction Distance (km) 1.702 km
    Relative Speed (km/s) 14.4 km/s
    Conjunction Risk Parameters R (Radial): 0.002 | I (In-track): -0.541 | C (Cross-track): 1.614
    Collision Risk Index (CRI) 0.48
    X Position (km) 1419.424 1420.885
    Position Y (km) -2346.442 -2345.569
    Position Z (km) 6309.872 6309.87
    Velocity X (km/s) 1.314 -5.521
    Velocity Y (km/s) -6.922 4.383
    Velocity Z (km/s) -2.864 2.866

    Orbital Parameters 国际轨道数据源

    Parameter PREFIRE-2 OBJECT F
    Semimajor Axis (a) 6879.391 km 6885.523 km
    Eccentricity (e) 0.001042 0.000160
    Inclination (i) 97.3995° 97.3742°
    RAAN 101.9416° 316.9231°
    Perigee Argument 293.6428° 229.2378°
    Mean Anomaly (M) 66.3714° 130.8719°
    Apogee 508.419 km 508.487 km
    Perigee 494.089 km 506.285 km
    Orbit Epoch 2026-09-04T01:25:46+0000 2026-09-04T06:18:27+0000

    PREFIRE-2 & OBJECT F Collision Probability (Pc) Trend

    PREFIRE-2 & OBJECT F Collision Probability (Pc) TrendNot Available

    PREFIRE-2 & OBJECT F Miss Distance (Miss Distance) Trend

    PREFIRE-2 & OBJECT F Miss Distance (Miss Distance) TrendNot Available

    PREFIRE-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT FMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PREFIRE-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT FCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PREFIRE-2

    No nearby objects data