Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.872035E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:04:34+0800
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    1 Object 1

    AOE ID 59536
    NORAD ID 59536
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63996
    NORAD ID 63996
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31721 STARLINK-34158
    Time of Closest Approach 2026-10-21T15:47:58+0000
    Collision Probability (Pc) 1.872035E-6
    Conjunction Distance (km) 1.398 km
    Relative Speed (km/s) 1.321 km/s
    Conjunction Risk Parameters R (Radial): 0.473 | I (In-track): -1.31 | C (Cross-track): -0.113
    Collision Risk Index (CRI) 0.4
    X Position (km) -2171.485 -2172.821
    Position Y (km) -4541.432 -4541.177
    Position Z (km) 4652.864 4653.185
    Velocity X (km/s) 6.66 7.047
    Velocity Y (km/s) -3.685 -2.877
    Velocity Z (km/s) -0.487 0.483

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31721 STARLINK-34158
    Semimajor Axis (a) 6861.193 km 6861.141 km
    Eccentricity (e) 0.000073 0.000193
    Inclination (i) 43.0022° 42.9974°
    RAAN 161.9862° 176.5541°
    Perigee Argument 283.6414° 269.8596°
    Mean Anomaly (M) 76.4356° 90.2034°
    Apogee 483.559 km 484.326 km
    Perigee 482.553 km 481.682 km
    Orbit Epoch 2026-10-19T00:36:48+0000 2026-10-19T00:39:44+0000

    STARLINK-31721 & STARLINK-34158 Collision Probability (Pc) Trend

    STARLINK-31721 & STARLINK-34158 Collision Probability (Pc) TrendNot Available

    STARLINK-31721 & STARLINK-34158 Miss Distance (Miss Distance) Trend

    STARLINK-31721 & STARLINK-34158 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31721Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34158Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31721Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34158Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31721

    No nearby objects data