Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.147031E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:44:32+0800
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    1 Object 1

    AOE ID 53860
    NORAD ID 53860
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 56360
    NORAD ID 56360
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4799 STARLINK-5549
    Time of Closest Approach 2026-09-04T23:38:58+0000
    Collision Probability (Pc) 1.147031E-6
    Conjunction Distance (km) 2.649 km
    Relative Speed (km/s) 8.421 km/s
    Conjunction Risk Parameters R (Radial): -2.618 | I (In-track): 0.334 | C (Cross-track): -0.221
    Collision Risk Index (CRI) 0.36
    X Position (km) 2613.153 2611.884
    Position Y (km) 4155.083 4153.363
    Position Z (km) -4783.818 -4782.254
    Velocity X (km/s) -6.95 -1.644
    Velocity Y (km/s) 0.938 -5.149
    Velocity Z (km/s) -2.984 -5.374

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4799 STARLINK-5549
    Semimajor Axis (a) 6848.880 km 6843.697 km
    Eccentricity (e) 0.000116 0.000171
    Inclination (i) 53.1603° 97.2845°
    RAAN 195.9569° 243.4789°
    Perigee Argument 94.2255° 81.9274°
    Mean Anomaly (M) 265.8879° 278.2162°
    Apogee 471.539 km 466.730 km
    Perigee 469.947 km 464.390 km
    Orbit Epoch 2026-09-03T21:32:49+0000 2026-09-03T10:39:08+0000

    STARLINK-4799 & STARLINK-5549 Collision Probability (Pc) Trend

    STARLINK-4799 & STARLINK-5549 Collision Probability (Pc) TrendNot Available

    STARLINK-4799 & STARLINK-5549 Miss Distance (Miss Distance) Trend

    STARLINK-4799 & STARLINK-5549 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4799Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5549Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4799Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5549Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4799

    No nearby objects data