Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.377371E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T18:28:27+0800
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    1 Object 1

    AOE ID 54208
    NORAD ID 54208
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69658
    NORAD ID 69658
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5255 STARLINK-37851
    Time of Closest Approach 2026-09-11T07:15:10+0000
    Collision Probability (Pc) 1.377371E-6
    Conjunction Distance (km) 2.63 km
    Relative Speed (km/s) 11.339 km/s
    Conjunction Risk Parameters R (Radial): 1.69 | I (In-track): 1.357 | C (Cross-track): -1.489
    Collision Risk Index (CRI) 0.38
    X Position (km) 1271.9 1270.873
    Position Y (km) -3926.413 -3927.047
    Position Z (km) 5454.964 5452.627
    Velocity X (km/s) 7.018 -3.359
    Velocity Y (km/s) 2.966 5.173
    Velocity Z (km/s) 0.498 4.498

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5255 STARLINK-37851
    Semimajor Axis (a) 6848.897 km 6843.663 km
    Eccentricity (e) 0.000220 0.000012
    Inclination (i) 53.1613° 97.2804°
    RAAN 215.2025° 296.0392°
    Perigee Argument 65.8166° 157.7242°
    Mean Anomaly (M) 294.3064° 202.4006°
    Apogee 472.265 km 465.609 km
    Perigee 469.255 km 465.443 km
    Orbit Epoch 2026-09-09T06:20:07+0000 2026-09-09T15:52:04+0000

    STARLINK-5255 & STARLINK-37851 Collision Probability (Pc) Trend

    STARLINK-5255 & STARLINK-37851 Collision Probability (Pc) TrendNot Available

    STARLINK-5255 & STARLINK-37851 Miss Distance (Miss Distance) Trend

    STARLINK-5255 & STARLINK-37851 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5255Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37851Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5255Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37851Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5255

    No nearby objects data