Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.472118E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T17:08:40+0800
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    1 Object 1

    AOE ID 59899
    NORAD ID 59899
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63834
    NORAD ID 63834
    Object Type PAYLOAD
    Country
    IT IT

    Conjunction Constraints

    Parameter STARLINK-31942 HERMES-5
    Time of Closest Approach 2026-09-11T10:01:45+0000
    Collision Probability (Pc) 3.472118E-6
    Conjunction Distance (km) 1.577 km
    Relative Speed (km/s) 7.021 km/s
    Conjunction Risk Parameters R (Radial): 1.269 | I (In-track): 0.83 | C (Cross-track): -0.431
    Collision Risk Index (CRI) 0.46
    X Position (km) -5854.219 -5852.885
    Position Y (km) 3490.399 3489.977
    Position Z (km) -789.58 -790.307
    Velocity X (km/s) -3.381 -0.237
    Velocity Y (km/s) -4.519 1.289
    Velocity Z (km/s) 5.128 7.509

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31942 HERMES-5
    Semimajor Axis (a) 6861.149 km 6853.792 km
    Eccentricity (e) 0.000066 0.000349
    Inclination (i) 42.9926° 97.3846°
    RAAN 161.8712° 147.5524°
    Perigee Argument 313.8247° 176.5452°
    Mean Anomaly (M) 46.2550° 183.5813°
    Apogee 483.467 km 478.050 km
    Perigee 482.557 km 473.260 km
    Orbit Epoch 2026-09-10T10:31:58+0000 2026-09-10T15:13:24+0000

    STARLINK-31942 & HERMES-5 Collision Probability (Pc) Trend

    STARLINK-31942 & HERMES-5 Collision Probability (Pc) TrendNot Available

    STARLINK-31942 & HERMES-5 Miss Distance (Miss Distance) Trend

    STARLINK-31942 & HERMES-5 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31942Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HERMES-5Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31942Collision Probability Trend

    Object 1 Probability TrendNot Available

    HERMES-5Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31942

    No nearby objects data