Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.34958E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T05:44:30+0800
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    1 Object 1

    AOE ID 51136
    NORAD ID 51136
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52472
    NORAD ID 52472
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3253 STARLINK-3881
    Time of Closest Approach 2026-10-15T23:39:16+0000
    Collision Probability (Pc) 1.34958E-6
    Conjunction Distance (km) 2.62 km
    Relative Speed (km/s) 10.831 km/s
    Conjunction Risk Parameters R (Radial): -2.447 | I (In-track): 0.652 | C (Cross-track): -0.668
    Collision Risk Index (CRI) 0.38
    X Position (km) -5545.029 -5546.73
    Position Y (km) 1740.756 1742.269
    Position Z (km) 3599.931 3601.228
    Velocity X (km/s) -4.341 1.112
    Velocity Y (km/s) -4.283 -5.995
    Velocity Z (km/s) -4.6 4.599

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3253 STARLINK-3881
    Semimajor Axis (a) 6840.874 km 6843.375 km
    Eccentricity (e) 0.000128 0.000113
    Inclination (i) 53.1620° 53.1586°
    RAAN 12.4886° 139.4905°
    Perigee Argument 81.3697° 84.2494°
    Mean Anomaly (M) 278.7451° 275.8636°
    Apogee 463.614 km 466.010 km
    Perigee 461.860 km 464.466 km
    Orbit Epoch 2026-10-15T12:06:35+0000 2026-10-15T00:00:51+0000

    STARLINK-3253 & STARLINK-3881 Collision Probability (Pc) Trend

    STARLINK-3253 & STARLINK-3881 Collision Probability (Pc) TrendNot Available

    STARLINK-3253 & STARLINK-3881 Miss Distance (Miss Distance) Trend

    STARLINK-3253 & STARLINK-3881 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3253Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3881Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3253Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3881Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3253

    No nearby objects data