Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.361961E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T10:41:23+0800
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    1 Object 1

    AOE ID 55273
    NORAD ID 55273
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55278
    NORAD ID 55278
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5291 STARLINK-5289
    Time of Closest Approach 2026-10-26T03:22:51+0000
    Collision Probability (Pc) 1.361961E-5
    Conjunction Distance (km) 0.603 km
    Relative Speed (km/s) 0.001 km/s
    Conjunction Risk Parameters R (Radial): -0.505 | I (In-track): -0.301 | C (Cross-track): 0.128
    Collision Risk Index (CRI) 0.58
    X Position (km) -4330.145 -4329.596
    Position Y (km) 1727.943 1728.007
    Position Z (km) -5066.491 -5066.251
    Velocity X (km/s) -5.909 -5.909
    Velocity Y (km/s) -1.778 -1.777
    Velocity Z (km/s) 4.444 4.444

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5291 STARLINK-5289
    Semimajor Axis (a) 6881.245 km 6879.742 km
    Eccentricity (e) 0.000389 0.000270
    Inclination (i) 70.0015° 70.0014°
    RAAN 186.4942° 186.4963°
    Perigee Argument 276.9348° 262.7647°
    Mean Anomaly (M) 121.5522° 132.3505°
    Apogee 505.787 km 503.462 km
    Perigee 500.429 km 499.748 km
    Orbit Epoch 2026-10-24T06:00:02+0000 2026-10-24T06:00:02+0000

    STARLINK-5291 & STARLINK-5289 Collision Probability (Pc) Trend

    STARLINK-5291 & STARLINK-5289 Collision Probability (Pc) TrendNot Available

    STARLINK-5291 & STARLINK-5289 Miss Distance (Miss Distance) Trend

    STARLINK-5291 & STARLINK-5289 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5291Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5289Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5291Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5289Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5291

    No nearby objects data