Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.404796E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-01T10:55:24+0800
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    1 Object 1

    AOE ID 54869
    NORAD ID 54869
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59167
    NORAD ID 59167
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5402 STARLINK-31298
    Time of Closest Approach 2026-09-01T05:21:03+0000
    Collision Probability (Pc) 5.404796E-7
    Conjunction Distance (km) 2.363 km
    Relative Speed (km/s) 1.358 km/s
    Conjunction Risk Parameters R (Radial): -0.783 | I (In-track): 2.221 | C (Cross-track): -0.197
    Collision Risk Index (CRI) 0.3
    X Position (km) -1986.674 -1984.852
    Position Y (km) 4632.965 4634.37
    Position Z (km) -4657.483 -4658.015
    Velocity X (km/s) -6.793 -7.156
    Velocity Y (km/s) -3.412 -2.564
    Velocity Z (km/s) -0.498 0.498

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5402 STARLINK-31298
    Semimajor Axis (a) 6860.734 km 6861.174 km
    Eccentricity (e) 0.000171 0.000084
    Inclination (i) 43.0003° 43.0009°
    RAAN 217.6181° 199.2975°
    Perigee Argument 237.3442° 269.4082°
    Mean Anomaly (M) 122.7244° 90.6673°
    Apogee 483.774 km 483.616 km
    Perigee 481.420 km 482.458 km
    Orbit Epoch 2026-08-30T23:57:14+0000 2026-08-31T14:01:37+0000

    STARLINK-5402 & STARLINK-31298 Collision Probability (Pc) Trend

    STARLINK-5402 & STARLINK-31298 Collision Probability (Pc) TrendNot Available

    STARLINK-5402 & STARLINK-31298 Miss Distance (Miss Distance) Trend

    STARLINK-5402 & STARLINK-31298 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5402Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31298Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5402Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31298Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5402

    No nearby objects data