Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.141111E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T14:38:20+0800
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    1 Object 1

    AOE ID 54182
    NORAD ID 54182
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65039
    NORAD ID 65039
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5231 STARLINK-34721
    Time of Closest Approach 2026-10-23T03:38:53+0000
    Collision Probability (Pc) 2.141111E-6
    Conjunction Distance (km) 1.877 km
    Relative Speed (km/s) 7.19 km/s
    Conjunction Risk Parameters R (Radial): -0.846 | I (In-track): 1.477 | C (Cross-track): -0.79
    Collision Risk Index (CRI) 0.42
    X Position (km) 750.664 748.918
    Position Y (km) 4584.474 4584.178
    Position Z (km) 5012.022 5011.4
    Velocity X (km/s) -7.078 -6.227
    Velocity Y (km/s) -1.517 3.692
    Velocity Z (km/s) 2.441 -2.441

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5231 STARLINK-34721
    Semimajor Axis (a) 6840.839 km 6840.800 km
    Eccentricity (e) 0.000111 0.000169
    Inclination (i) 53.1625° 53.1573°
    RAAN 38.9620° 327.6039°
    Perigee Argument 91.7249° 98.4515°
    Mean Anomaly (M) 268.3880° 261.6680°
    Apogee 463.463 km 463.822 km
    Perigee 461.941 km 461.504 km
    Orbit Epoch 2026-10-20T12:49:49+0000 2026-10-20T09:30:08+0000

    STARLINK-5231 & STARLINK-34721 Collision Probability (Pc) Trend

    STARLINK-5231 & STARLINK-34721 Collision Probability (Pc) TrendNot Available

    STARLINK-5231 & STARLINK-34721 Miss Distance (Miss Distance) Trend

    STARLINK-5231 & STARLINK-34721 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5231Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34721Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5231Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34721Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5231

    No nearby objects data