Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.240227E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:37:26+0800
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    1 Object 1

    AOE ID 48554
    NORAD ID 48554
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name YAM-7
    AOE ID 60504
    NORAD ID 60504
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2139 YAM-7
    Time of Closest Approach 2026-09-06T15:30:49+0000
    Collision Probability (Pc) 1.240227E-6
    Conjunction Distance (km) 2.38 km
    Relative Speed (km/s) 7.049 km/s
    Conjunction Risk Parameters R (Radial): 0.851 | I (In-track): -1.967 | C (Cross-track): 1.033
    Collision Risk Index (CRI) 0.37
    X Position (km) -5141.105 -5140.385
    Position Y (km) 2444.834 2445.269
    Position Z (km) 3798.939 3801.165
    Velocity X (km/s) -5.022 -3.285
    Velocity Y (km/s) -3.705 2.867
    Velocity Z (km/s) -4.398 -6.264

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2139 YAM-7
    Semimajor Axis (a) 6848.821 km 6845.684 km
    Eccentricity (e) 0.000102 0.000401
    Inclination (i) 53.1616° 97.3732°
    RAAN 18.0692° 326.1897°
    Perigee Argument 88.7090° 40.2902°
    Mean Anomaly (M) 271.4028° 319.8637°
    Apogee 471.382 km 470.293 km
    Perigee 469.986 km 464.801 km
    Orbit Epoch 2026-09-03T18:01:10+0000 2026-09-03T05:24:25+0000

    STARLINK-2139 & YAM-7 Collision Probability (Pc) Trend

    STARLINK-2139 & YAM-7 Collision Probability (Pc) TrendNot Available

    STARLINK-2139 & YAM-7 Miss Distance (Miss Distance) Trend

    STARLINK-2139 & YAM-7 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2139Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAM-7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2139Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAM-7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2139

    No nearby objects data