Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.181835E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:31:09+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 55299
    NORAD ID 55299
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ESSAIM-3 STARLINK-5270
    Time of Closest Approach 2026-09-06T10:23:37+0000
    Collision Probability (Pc) 1.181835E-6
    Conjunction Distance (km) 2.97 km
    Relative Speed (km/s) 11.633 km/s
    Conjunction Risk Parameters R (Radial): 2.235 | I (In-track): -1.243 | C (Cross-track): 1.509
    Collision Risk Index (CRI) 0.36
    X Position (km) 2047.666 2047.92
    Position Y (km) 1336.966 1338.15
    Position Z (km) 6503.048 6500.337
    Velocity X (km/s) 7.108 -2.623
    Velocity Y (km/s) 0.961 7.076
    Velocity Z (km/s) -2.429 -0.63

    Orbital Parameters 国际轨道数据源

    Parameter ESSAIM-3 STARLINK-5270
    Semimajor Axis (a) 6954.754 km 6950.190 km
    Eccentricity (e) 0.000215 0.000379
    Inclination (i) 98.2295° 69.9983°
    RAAN 188.2354° 294.3650°
    Perigee Argument 39.0672° 268.2985°
    Mean Anomaly (M) 321.0703° 91.7739°
    Apogee 578.114 km 574.690 km
    Perigee 575.120 km 569.416 km
    Orbit Epoch 2026-09-04T06:34:12+0000 2026-09-04T03:29:41+0000

    ESSAIM-3 & STARLINK-5270 Collision Probability (Pc) Trend

    ESSAIM-3 & STARLINK-5270 Collision Probability (Pc) TrendNot Available

    ESSAIM-3 & STARLINK-5270 Miss Distance (Miss Distance) Trend

    ESSAIM-3 & STARLINK-5270 Miss Distance (Miss Distance) TrendNot Available

    ESSAIM-3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5270Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ESSAIM-3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5270Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ESSAIM-3

    No nearby objects data