Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.30393E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:18:54+0800
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    1 Object 1

    AOE ID 55373
    NORAD ID 55373
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57054
    NORAD ID 57054
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5581 STARLINK-5881
    Time of Closest Approach 2026-10-30T00:38:16+0000
    Collision Probability (Pc) 1.30393E-6
    Conjunction Distance (km) 2.602 km
    Relative Speed (km/s) 10.015 km/s
    Conjunction Risk Parameters R (Radial): 2.595 | I (In-track): -0.138 | C (Cross-track): 0.126
    Collision Risk Index (CRI) 0.37
    X Position (km) -3051.228 -3049.909
    Position Y (km) -5911.954 -5909.805
    Position Z (km) 1679.59 1678.951
    Velocity X (km/s) 4.547 5.676
    Velocity Y (km/s) -3.73 -1.543
    Velocity Z (km/s) -4.852 4.856

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5581 STARLINK-5881
    Semimajor Axis (a) 6861.030 km 6861.072 km
    Eccentricity (e) 0.000528 0.000122
    Inclination (i) 42.9848° 43.0016°
    RAAN 94.8519° 242.8918°
    Perigee Argument 284.2330° 266.1648°
    Mean Anomaly (M) 75.7935° 93.9064°
    Apogee 486.519 km 483.773 km
    Perigee 479.267 km 482.097 km
    Orbit Epoch 2026-10-27T02:54:01+0000 2026-10-27T05:04:06+0000

    STARLINK-5581 & STARLINK-5881 Collision Probability (Pc) Trend

    STARLINK-5581 & STARLINK-5881 Collision Probability (Pc) TrendNot Available

    STARLINK-5581 & STARLINK-5881 Miss Distance (Miss Distance) Trend

    STARLINK-5581 & STARLINK-5881 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5581Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5881Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5581Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5881Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5581

    No nearby objects data