Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.993863E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T09:41:59+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 66172
    NORAD ID 66172
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HERMES-3 STARLINK-35627
    Time of Closest Approach 2026-09-05T21:29:49+0000
    Collision Probability (Pc) 5.993863E-6
    Conjunction Distance (km) 1.548 km
    Relative Speed (km/s) 14.562 km/s
    Conjunction Risk Parameters R (Radial): 1.489 | I (In-track): -0.118 | C (Cross-track): 0.406
    Collision Risk Index (CRI) 0.51
    X Position (km) -5120.315 -5121.156
    Position Y (km) 3129.256 3130.22
    Position Z (km) -3290.746 -3291.616
    Velocity X (km/s) -2.512 -0.439
    Velocity Y (km/s) 2.843 -5.845
    Velocity Z (km/s) 6.617 -4.883

    Orbital Parameters 国际轨道数据源

    Parameter HERMES-3 STARLINK-35627
    Semimajor Axis (a) 6834.724 km 6840.839 km
    Eccentricity (e) 0.000531 0.000145
    Inclination (i) 97.3732° 53.1582°
    RAAN 143.2621° 309.6477°
    Perigee Argument 180.7096° 67.9949°
    Mean Anomaly (M) 179.4142° 292.1207°
    Apogee 460.215 km 463.692 km
    Perigee 452.959 km 461.712 km
    Orbit Epoch 2026-09-04T15:55:32+0000 2026-09-04T17:58:50+0000

    HERMES-3 & STARLINK-35627 Collision Probability (Pc) Trend

    HERMES-3 & STARLINK-35627 Collision Probability (Pc) TrendNot Available

    HERMES-3 & STARLINK-35627 Miss Distance (Miss Distance) Trend

    HERMES-3 & STARLINK-35627 Miss Distance (Miss Distance) TrendNot Available

    HERMES-3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35627Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HERMES-3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35627Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HERMES-3

    No nearby objects data