Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.57719E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T18:03:12+0800
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    1 Object 1

    AOE ID 18958
    NORAD ID 18958
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    Name HJ-2F
    AOE ID 57519
    NORAD ID 57519
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 1933 HJ-2F
    Time of Closest Approach 2026-09-05T16:43:03+0000
    Collision Probability (Pc) 3.57719E-6
    Conjunction Distance (km) 1.852 km
    Relative Speed (km/s) 15.217 km/s
    Conjunction Risk Parameters R (Radial): -0.41 | I (In-track): -0.014 | C (Cross-track): -1.805
    Collision Risk Index (CRI) 0.46
    X Position (km) -2128.394 -2129.975
    Position Y (km) -4903.123 -4902.288
    Position Z (km) 4340.395 4339.912
    Velocity X (km/s) -0.714 0.731
    Velocity Y (km/s) -4.852 4.845
    Velocity Z (km/s) -5.817 5.819

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1933 HJ-2F
    Semimajor Axis (a) 6886.546 km 6884.134 km
    Eccentricity (e) 0.000271 0.000591
    Inclination (i) 82.5097° 97.3891°
    RAAN 73.3465° 252.1059°
    Perigee Argument 310.9230° 240.8345°
    Mean Anomaly (M) 49.1769° 119.2299°
    Apogee 510.279 km 510.063 km
    Perigee 506.539 km 501.931 km
    Orbit Epoch 2026-09-05T00:17:34+0000 2026-09-05T05:29:03+0000

    COSMOS 1933 & HJ-2F Collision Probability (Pc) Trend

    COSMOS 1933 & HJ-2F Collision Probability (Pc) TrendNot Available

    COSMOS 1933 & HJ-2F Miss Distance (Miss Distance) Trend

    COSMOS 1933 & HJ-2F Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1933Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HJ-2FMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1933Collision Probability Trend

    Object 1 Probability TrendNot Available

    HJ-2FCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1933

    No nearby objects data