Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.950401E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T08:40:26+0800
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    1 Object 1

    AOE ID 58870
    NORAD ID 58870
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66557
    NORAD ID 66557
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31201 STARLINK-35699
    Time of Closest Approach 2026-09-11T17:56:49+0000
    Collision Probability (Pc) 2.950401E-4
    Conjunction Distance (km) 0.353 km
    Relative Speed (km/s) 7.905 km/s
    Conjunction Risk Parameters R (Radial): -0.136 | I (In-track): -0.275 | C (Cross-track): 0.172
    Collision Risk Index (CRI) 0.84
    X Position (km) -3176.429 -3176.64
    Position Y (km) -4937.72 -4937.448
    Position Z (km) -3554.502 -3554.429
    Velocity X (km/s) 4.373 6.586
    Velocity Y (km/s) -5.245 -1.804
    Velocity Z (km/s) 3.382 -3.382

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31201 STARLINK-35699
    Semimajor Axis (a) 6861.202 km 6861.105 km
    Eccentricity (e) 0.000106 0.000147
    Inclination (i) 43.0010° 43.0012°
    RAAN 285.4701° 26.1995°
    Perigee Argument 277.1873° 276.6118°
    Mean Anomaly (M) 82.8858° 83.4566°
    Apogee 483.793 km 483.976 km
    Perigee 482.337 km 481.960 km
    Orbit Epoch 2026-09-10T09:12:29+0000 2026-09-10T01:43:02+0000

    STARLINK-31201 & STARLINK-35699 Collision Probability (Pc) Trend

    STARLINK-31201 & STARLINK-35699 Collision Probability (Pc) TrendNot Available

    STARLINK-31201 & STARLINK-35699 Miss Distance (Miss Distance) Trend

    STARLINK-31201 & STARLINK-35699 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31201Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35699Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31201Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35699Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31201

    No nearby objects data