Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.399331E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:22:23+0800
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    1 Object 1

    AOE ID 52648
    NORAD ID 52648
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66951
    NORAD ID 66951
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3854 STARLINK-35999
    Time of Closest Approach 2026-10-21T20:32:50+0000
    Collision Probability (Pc) 2.399331E-5
    Conjunction Distance (km) 0.905 km
    Relative Speed (km/s) 7.66 km/s
    Conjunction Risk Parameters R (Radial): -0.609 | I (In-track): -0.579 | C (Cross-track): 0.334
    Collision Risk Index (CRI) 0.63
    X Position (km) -1281.357 -1281.886
    Position Y (km) -4572.588 -4571.998
    Position Z (km) -4931.746 -4931.308
    Velocity X (km/s) 5.605 7.094
    Velocity Y (km/s) -4.435 0.875
    Velocity Z (km/s) 2.658 -2.658

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3854 STARLINK-35999
    Semimajor Axis (a) 6840.885 km 6840.869 km
    Eccentricity (e) 0.000138 0.000125
    Inclination (i) 53.1597° 53.1589°
    RAAN 318.5223° 35.2873°
    Perigee Argument 82.6824° 105.0041°
    Mean Anomaly (M) 277.4335° 255.1099°
    Apogee 463.695 km 463.586 km
    Perigee 461.801 km 461.878 km
    Orbit Epoch 2026-10-19T01:36:21+0000 2026-10-19T06:31:21+0000

    STARLINK-3854 & STARLINK-35999 Collision Probability (Pc) Trend

    STARLINK-3854 & STARLINK-35999 Collision Probability (Pc) TrendNot Available

    STARLINK-3854 & STARLINK-35999 Miss Distance (Miss Distance) Trend

    STARLINK-3854 & STARLINK-35999 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3854Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35999Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3854Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35999Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3854

    No nearby objects data