Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.426374E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T14:21:26+0800
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    1 Object 1

    AOE ID 53200
    NORAD ID 53200
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58153
    NORAD ID 58153
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4417 STARLINK-30831
    Time of Closest Approach 2026-10-21T18:06:13+0000
    Collision Probability (Pc) 1.426374E-6
    Conjunction Distance (km) 2.627 km
    Relative Speed (km/s) 12.002 km/s
    Conjunction Risk Parameters R (Radial): -2.415 | I (In-track): 0.634 | C (Cross-track): -0.816
    Collision Risk Index (CRI) 0.38
    X Position (km) -3869.522 -3871.264
    Position Y (km) 1389.362 1390.686
    Position Z (km) -5480.988 -5482.442
    Velocity X (km/s) 6.15 -2.745
    Velocity Y (km/s) -0.497 -7.107
    Velocity Z (km/s) -4.471 0.135

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4417 STARLINK-30831
    Semimajor Axis (a) 6843.708 km 6848.866 km
    Eccentricity (e) 0.000157 0.000075
    Inclination (i) 97.2845° 53.1573°
    RAAN 348.2253° 259.2883°
    Perigee Argument 95.4262° 127.9248°
    Mean Anomaly (M) 264.7160° 232.1821°
    Apogee 466.643 km 471.245 km
    Perigee 464.499 km 470.213 km
    Orbit Epoch 2026-10-19T21:14:11+0000 2026-10-19T08:32:54+0000

    STARLINK-4417 & STARLINK-30831 Collision Probability (Pc) Trend

    STARLINK-4417 & STARLINK-30831 Collision Probability (Pc) TrendNot Available

    STARLINK-4417 & STARLINK-30831 Miss Distance (Miss Distance) Trend

    STARLINK-4417 & STARLINK-30831 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4417Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30831Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4417Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30831Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4417

    No nearby objects data