Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.298666E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T09:41:56+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 64766
    NORAD ID 64766
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HERMES-3 STARLINK-34645
    Time of Closest Approach 2026-09-06T11:47:34+0000
    Collision Probability (Pc) 2.298666E-5
    Conjunction Distance (km) 0.881 km
    Relative Speed (km/s) 6.317 km/s
    Conjunction Risk Parameters R (Radial): -0.528 | I (In-track): 0.64 | C (Cross-track): -0.294
    Collision Risk Index (CRI) 0.62
    X Position (km) -4933.031 -4932.563
    Position Y (km) 3872.251 3871.627
    Position Z (km) 2724.092 2724.501
    Velocity X (km/s) 3.038 -1.264
    Velocity Y (km/s) -1.027 -5.355
    Velocity Z (km/s) 6.93 5.3

    Orbital Parameters 国际轨道数据源

    Parameter HERMES-3 STARLINK-34645
    Semimajor Axis (a) 6834.724 km 6840.876 km
    Eccentricity (e) 0.000531 0.000212
    Inclination (i) 97.3732° 53.1601°
    RAAN 143.2621° 133.2415°
    Perigee Argument 180.7096° 43.4156°
    Mean Anomaly (M) 179.4142° 316.7013°
    Apogee 460.215 km 464.190 km
    Perigee 452.959 km 461.288 km
    Orbit Epoch 2026-09-04T15:55:32+0000 2026-09-04T06:30:46+0000

    HERMES-3 & STARLINK-34645 Collision Probability (Pc) Trend

    HERMES-3 & STARLINK-34645 Collision Probability (Pc) TrendNot Available

    HERMES-3 & STARLINK-34645 Miss Distance (Miss Distance) Trend

    HERMES-3 & STARLINK-34645 Miss Distance (Miss Distance) TrendNot Available

    HERMES-3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34645Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HERMES-3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34645Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HERMES-3

    No nearby objects data