Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.471543E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T22:02:38+0800
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    1 Object 1

    AOE ID 50203
    NORAD ID 50203
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68853
    NORAD ID 68853
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3257 STARLINK-37476
    Time of Closest Approach 2026-09-15T02:07:35+0000
    Collision Probability (Pc) 1.471543E-6
    Conjunction Distance (km) 2.786 km
    Relative Speed (km/s) 14.733 km/s
    Conjunction Risk Parameters R (Radial): -2.356 | I (In-track): -0.374 | C (Cross-track): 1.437
    Collision Risk Index (CRI) 0.38
    X Position (km) 7.329 8.694
    Position Y (km) 6733.229 6731.018
    Position Z (km) -1265.925 -1264.921
    Velocity X (km/s) -4.652 0.982
    Velocity Y (km/s) 1.116 -1.391
    Velocity Z (km/s) 5.944 -7.437

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3257 STARLINK-37476
    Semimajor Axis (a) 6848.864 km 6843.709 km
    Eccentricity (e) 0.000126 0.000163
    Inclination (i) 53.1592° 97.2837°
    RAAN 107.7536° 269.2757°
    Perigee Argument 81.9803° 64.2402°
    Mean Anomaly (M) 278.1341° 295.9009°
    Apogee 471.590 km 466.685 km
    Perigee 469.864 km 464.459 km
    Orbit Epoch 2026-09-13T00:04:21+0000 2026-09-13T00:44:53+0000

    STARLINK-3257 & STARLINK-37476 Collision Probability (Pc) Trend

    STARLINK-3257 & STARLINK-37476 Collision Probability (Pc) TrendNot Available

    STARLINK-3257 & STARLINK-37476 Miss Distance (Miss Distance) Trend

    STARLINK-3257 & STARLINK-37476 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3257Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37476Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3257Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37476Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3257

    No nearby objects data