Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.329278E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:52:40+0800
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    1 Object 1

    AOE ID 63835
    NORAD ID 63835
    Object Type PAYLOAD
    Country
    IT IT
    VS

    2 Object 2

    AOE ID 65102
    NORAD ID 65102
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HERMES-3 STARLINK-34857
    Time of Closest Approach 2026-09-14T22:38:49+0000
    Collision Probability (Pc) 3.329278E-6
    Conjunction Distance (km) 1.704 km
    Relative Speed (km/s) 9.399 km/s
    Conjunction Risk Parameters R (Radial): -1.119 | I (In-track): -1.011 | C (Cross-track): -0.79
    Collision Risk Index (CRI) 0.45
    X Position (km) -4310.08 -4311.78
    Position Y (km) 1400.941 1400.882
    Position Z (km) -5129.556 -5129.636
    Velocity X (km/s) -4.872 -4.436
    Velocity Y (km/s) 3.137 -5.821
    Velocity Z (km/s) 4.952 2.141

    Orbital Parameters 国际轨道数据源

    Parameter HERMES-3 STARLINK-34857
    Semimajor Axis (a) 6834.000 km 6840.889 km
    Eccentricity (e) 0.000633 0.000130
    Inclination (i) 97.3724° 53.1564°
    RAAN 150.7689° 233.9910°
    Perigee Argument 156.2628° 73.0107°
    Mean Anomaly (M) 203.8909° 287.1038°
    Apogee 460.188 km 463.640 km
    Perigee 451.538 km 461.864 km
    Orbit Epoch 2026-09-12T03:39:44+0000 2026-09-11T23:02:32+0000

    HERMES-3 & STARLINK-34857 Collision Probability (Pc) Trend

    HERMES-3 & STARLINK-34857 Collision Probability (Pc) TrendNot Available

    HERMES-3 & STARLINK-34857 Miss Distance (Miss Distance) Trend

    HERMES-3 & STARLINK-34857 Miss Distance (Miss Distance) TrendNot Available

    HERMES-3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34857Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HERMES-3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34857Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HERMES-3

    No nearby objects data