Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.613305E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:35:06+0800
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    1 Object 1

    AOE ID 53017
    NORAD ID 53017
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53248
    NORAD ID 53248
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4281 STARLINK-4135
    Time of Closest Approach 2026-10-30T00:43:37+0000
    Collision Probability (Pc) 1.613305E-6
    Conjunction Distance (km) 2.421 km
    Relative Speed (km/s) 11.633 km/s
    Conjunction Risk Parameters R (Radial): -0.25 | I (In-track): -1.558 | C (Cross-track): 1.836
    Collision Risk Index (CRI) 0.39
    X Position (km) -4267.552 -4265.928
    Position Y (km) -4682.177 -4683.97
    Position Z (km) 2595.099 2595.192
    Velocity X (km/s) 2.164 5.145
    Velocity Y (km/s) -4.966 -1.696
    Velocity Z (km/s) -5.379 5.379

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4281 STARLINK-4135
    Semimajor Axis (a) 6848.852 km 6848.984 km
    Eccentricity (e) 0.000077 0.000188
    Inclination (i) 53.1635° 53.1578°
    RAAN 81.7666° 223.4856°
    Perigee Argument 91.6038° 307.4372°
    Mean Anomaly (M) 268.5051° 52.6458°
    Apogee 471.242 km 472.136 km
    Perigee 470.188 km 469.558 km
    Orbit Epoch 2026-10-26T13:04:11+0000 2026-10-27T02:07:50+0000

    STARLINK-4281 & STARLINK-4135 Collision Probability (Pc) Trend

    STARLINK-4281 & STARLINK-4135 Collision Probability (Pc) TrendNot Available

    STARLINK-4281 & STARLINK-4135 Miss Distance (Miss Distance) Trend

    STARLINK-4281 & STARLINK-4135 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4281Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4135Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4281Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4135Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4281

    No nearby objects data