Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.749851E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T08:15:28+0800
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    1 Object 1

    AOE ID 52472
    NORAD ID 52472
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58977
    NORAD ID 58977
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3881 STARLINK-31358
    Time of Closest Approach 2026-10-21T13:19:51+0000
    Collision Probability (Pc) 1.749851E-6
    Conjunction Distance (km) 2.322 km
    Relative Speed (km/s) 11.621 km/s
    Conjunction Risk Parameters R (Radial): 2.255 | I (In-track): -0.364 | C (Cross-track): 0.417
    Collision Risk Index (CRI) 0.4
    X Position (km) 3797.65 3796.844
    Position Y (km) -5067.036 -5065.038
    Position Z (km) -2604.972 -2604.107
    Velocity X (km/s) 2.634 5.281
    Velocity Y (km/s) 4.731 1.202
    Velocity Z (km/s) -5.375 5.376

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3881 STARLINK-31358
    Semimajor Axis (a) 6843.393 km 6840.879 km
    Eccentricity (e) 0.000116 0.000156
    Inclination (i) 53.1586° 53.1587°
    RAAN 113.9317° 331.4976°
    Perigee Argument 81.1439° 98.6064°
    Mean Anomaly (M) 278.9694° 261.5116°
    Apogee 466.050 km 463.812 km
    Perigee 464.462 km 461.672 km
    Orbit Epoch 2026-10-20T11:24:02+0000 2026-10-20T03:03:45+0000

    STARLINK-3881 & STARLINK-31358 Collision Probability (Pc) Trend

    STARLINK-3881 & STARLINK-31358 Collision Probability (Pc) TrendNot Available

    STARLINK-3881 & STARLINK-31358 Miss Distance (Miss Distance) Trend

    STARLINK-3881 & STARLINK-31358 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3881Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31358Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3881Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31358Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3881

    No nearby objects data