Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.336125E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:42:23+0800
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    1 Object 1

    AOE ID 49453
    NORAD ID 49453
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69549
    NORAD ID 69549
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3129 STARLINK-37871
    Time of Closest Approach 2026-09-04T22:53:38+0000
    Collision Probability (Pc) 1.336125E-6
    Conjunction Distance (km) 2.973 km
    Relative Speed (km/s) 14.457 km/s
    Conjunction Risk Parameters R (Radial): -2.635 | I (In-track): 0.456 | C (Cross-track): 1.297
    Collision Risk Index (CRI) 0.38
    X Position (km) 82.745 83.932
    Position Y (km) -5668.37 -5665.819
    Position Z (km) 3834.243 3833.284
    Velocity X (km/s) 5.569 -1.231
    Velocity Y (km/s) -2.877 4.219
    Velocity Z (km/s) -4.359 6.243

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3129 STARLINK-37871
    Semimajor Axis (a) 6848.864 km 6843.693 km
    Eccentricity (e) 0.000124 0.000102
    Inclination (i) 53.1616° 97.2840°
    RAAN 129.9256° 274.5846°
    Perigee Argument 92.3072° 101.6201°
    Mean Anomaly (M) 267.8072° 258.5156°
    Apogee 471.579 km 466.252 km
    Perigee 469.875 km 464.860 km
    Orbit Epoch 2026-09-03T02:27:25+0000 2026-09-03T16:59:17+0000

    STARLINK-3129 & STARLINK-37871 Collision Probability (Pc) Trend

    STARLINK-3129 & STARLINK-37871 Collision Probability (Pc) TrendNot Available

    STARLINK-3129 & STARLINK-37871 Miss Distance (Miss Distance) Trend

    STARLINK-3129 & STARLINK-37871 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3129Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37871Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3129Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37871Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3129

    No nearby objects data