Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.671681E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:46:58+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57442
    NORAD ID 57442
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name M-SEL
    AOE ID 63231
    NORAD ID 63231
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30146 M-SEL
    Time of Closest Approach 2026-09-05T14:08:25+0000
    Collision Probability (Pc) 1.671681E-6
    Conjunction Distance (km) 2.544 km
    Relative Speed (km/s) 14.345 km/s
    Conjunction Risk Parameters R (Radial): -2.532 | I (In-track): 0.095 | C (Cross-track): 0.22
    Collision Risk Index (CRI) 0.39
    X Position (km) 5316.11 5317.947
    Position Y (km) -4323.371 -4325.13
    Position Z (km) -348.444 -348.451
    Velocity X (km/s) 3.724 -0.911
    Velocity Y (km/s) 4.167 -0.522
    Velocity Z (km/s) 5.189 -7.551

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30146 M-SEL
    Semimajor Axis (a) 6861.203 km 6862.231 km
    Eccentricity (e) 0.000188 0.000330
    Inclination (i) 43.0044° 97.3793°
    RAAN 331.7608° 139.3437°
    Perigee Argument 270.2573° 214.1994°
    Mean Anomaly (M) 89.8064° 145.9033°
    Apogee 484.354 km 486.362 km
    Perigee 481.778 km 481.826 km
    Orbit Epoch 2026-09-04T05:12:15+0000 2026-09-03T15:44:26+0000

    STARLINK-30146 & M-SEL Collision Probability (Pc) Trend

    STARLINK-30146 & M-SEL Collision Probability (Pc) TrendNot Available

    STARLINK-30146 & M-SEL Miss Distance (Miss Distance) Trend

    STARLINK-30146 & M-SEL Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30146Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    M-SELMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30146Collision Probability Trend

    Object 1 Probability TrendNot Available

    M-SELCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30146

    No nearby objects data