Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.097251E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T22:32:21+0800
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    1 Object 1

    AOE ID 53417
    NORAD ID 53417
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66779
    NORAD ID 66779
    Object Type PAYLOAD
    Country
    ES ES

    Conjunction Constraints

    Parameter STARLINK-4484 FOSSASAT2E22
    Time of Closest Approach 2026-09-05T18:08:45+0000
    Collision Probability (Pc) 1.097251E-6
    Conjunction Distance (km) 2.835 km
    Relative Speed (km/s) 9.212 km/s
    Conjunction Risk Parameters R (Radial): 2.494 | I (In-track): 1.07 | C (Cross-track): -0.819
    Collision Risk Index (CRI) 0.36
    X Position (km) 3950.971 3948.467
    Position Y (km) -2396.598 -2395.778
    Position Z (km) -5119.717 -5118.675
    Velocity X (km/s) 5.675 3.974
    Velocity Y (km/s) 4.511 -4.122
    Velocity Z (km/s) 2.27 4.993

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4484 FOSSASAT2E22
    Semimajor Axis (a) 6891.569 km 6886.046 km
    Eccentricity (e) 0.000125 0.000469
    Inclination (i) 53.1591° 97.4116°
    RAAN 27.2304° 319.8841°
    Perigee Argument 84.4207° 198.8526°
    Mean Anomaly (M) 321.3479° 161.2536°
    Apogee 514.293 km 511.138 km
    Perigee 512.571 km 504.680 km
    Orbit Epoch 2026-09-05T06:00:02+0000 2026-09-05T04:07:59+0000

    STARLINK-4484 & FOSSASAT2E22 Collision Probability (Pc) Trend

    STARLINK-4484 & FOSSASAT2E22 Collision Probability (Pc) TrendNot Available

    STARLINK-4484 & FOSSASAT2E22 Miss Distance (Miss Distance) Trend

    STARLINK-4484 & FOSSASAT2E22 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4484Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FOSSASAT2E22Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4484Collision Probability Trend

    Object 1 Probability TrendNot Available

    FOSSASAT2E22Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4484

    No nearby objects data