Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.808913E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T03:28:07+0800
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    1 Object 1

    AOE ID 28496
    NORAD ID 28496
    Object Type PAYLOAD
    Country
    FR FR
    ← VS →

    2 Object 2

    AOE ID 49143
    NORAD ID 49143
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ESSAIM-3 STARLINK-3109
    Time of Closest Approach 2026-10-21T03:19:49+0000
    Collision Probability (Pc) 1.808913E-5
    Conjunction Distance (km) 1.127 km
    Relative Speed (km/s) 15.014 km/s
    Conjunction Risk Parameters R (Radial): -1.028 | I (In-track): 0.048 | C (Cross-track): -0.458
    Collision Risk Index (CRI) 0.6
    X Position (km) -3448.86 -3447.955
    Position Y (km) -4276.352 -4275.936
    Position Z (km) 4259.445 4258.917
    Velocity X (km/s) 1.802 -0.078
    Velocity Y (km/s) 4.421 -5.318
    Velocity Z (km/s) 5.879 -5.391

    Orbital Parameters 国际轨道数据源

    Parameter ESSAIM-3 STARLINK-3109
    Semimajor Axis (a) 6954.267 km 6952.710 km
    Eccentricity (e) 0.000204 0.000293
    Inclination (i) 98.2362° 69.9991°
    RAAN 236.4989° 69.1009°
    Perigee Argument 135.0708° 266.5741°
    Mean Anomaly (M) 225.0678° 93.5082°
    Apogee 577.551 km 576.613 km
    Perigee 574.709 km 572.533 km
    Orbit Epoch 2026-10-20T03:05:51+0000 2026-10-20T12:16:58+0000

    ESSAIM-3 & STARLINK-3109 Collision Probability (Pc) Trend

    ESSAIM-3 & STARLINK-3109 Collision Probability (Pc) TrendNot Available

    ESSAIM-3 & STARLINK-3109 Miss Distance (Miss Distance) Trend

    ESSAIM-3 & STARLINK-3109 Miss Distance (Miss Distance) TrendNot Available

    ESSAIM-3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3109Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ESSAIM-3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3109Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ESSAIM-3

    No nearby objects data