Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.941118E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T10:26:59+0800
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    1 Object 1

    AOE ID 53009
    NORAD ID 53009
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59254
    NORAD ID 59254
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4277 STARLINK-31659
    Time of Closest Approach 2026-10-15T04:56:31+0000
    Collision Probability (Pc) 3.941118E-6
    Conjunction Distance (km) 1.506 km
    Relative Speed (km/s) 6.844 km/s
    Conjunction Risk Parameters R (Radial): 0.796 | I (In-track): -1.142 | C (Cross-track): 0.574
    Collision Risk Index (CRI) 0.47
    X Position (km) -1569.747 -1568.728
    Position Y (km) 4318.168 4319.106
    Position Z (km) -5074.465 -5075.054
    Velocity X (km/s) -7.271 -5.539
    Velocity Y (km/s) 0.056 -4.71
    Velocity Z (km/s) 2.298 -2.298

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4277 STARLINK-31659
    Semimajor Axis (a) 6839.749 km 6840.826 km
    Eccentricity (e) 0.000107 0.000129
    Inclination (i) 53.1594° 53.1579°
    RAAN 170.3863° 239.1434°
    Perigee Argument 97.9952° 76.8112°
    Mean Anomaly (M) 262.1173° 283.3035°
    Apogee 462.345 km 463.573 km
    Perigee 460.879 km 461.805 km
    Orbit Epoch 2026-10-14T05:47:35+0000 2026-10-14T02:51:16+0000

    STARLINK-4277 & STARLINK-31659 Collision Probability (Pc) Trend

    STARLINK-4277 & STARLINK-31659 Collision Probability (Pc) TrendNot Available

    STARLINK-4277 & STARLINK-31659 Miss Distance (Miss Distance) Trend

    STARLINK-4277 & STARLINK-31659 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4277Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31659Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4277Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31659Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4277

    No nearby objects data