Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.350677E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:43:38+0800
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    1 Object 1

    AOE ID 55362
    NORAD ID 55362
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58555
    NORAD ID 58555
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5574 HONGHU 2
    Time of Closest Approach 2026-09-04T03:06:31+0000
    Collision Probability (Pc) 3.350677E-6
    Conjunction Distance (km) 1.83 km
    Relative Speed (km/s) 13.053 km/s
    Conjunction Risk Parameters R (Radial): 1.516 | I (In-track): 0.525 | C (Cross-track): 0.882
    Collision Risk Index (CRI) 0.46
    X Position (km) 2374.577 2374.562
    Position Y (km) 4720.171 4718.399
    Position Z (km) 4368.693 4368.238
    Velocity X (km/s) -7.155 3.281
    Velocity Y (km/s) 1.885 3.732
    Velocity Z (km/s) 1.85 -5.769

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5574 HONGHU 2
    Semimajor Axis (a) 6861.216 km 6834.417 km
    Eccentricity (e) 0.000200 0.004245
    Inclination (i) 43.0039° 97.2842°
    RAAN 12.3005° 235.7055°
    Perigee Argument 275.9324° 2.7045°
    Mean Anomaly (M) 84.1300° 357.4421°
    Apogee 484.450 km 485.291 km
    Perigee 481.708 km 427.269 km
    Orbit Epoch 2026-09-02T02:09:36+0000 2026-09-02T14:33:20+0000

    STARLINK-5574 & HONGHU 2 Collision Probability (Pc) Trend

    STARLINK-5574 & HONGHU 2 Collision Probability (Pc) TrendNot Available

    STARLINK-5574 & HONGHU 2 Miss Distance (Miss Distance) Trend

    STARLINK-5574 & HONGHU 2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5574Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HONGHU 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5574Collision Probability Trend

    Object 1 Probability TrendNot Available

    HONGHU 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5574

    No nearby objects data