Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.308276E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T18:13:29+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53626
    NORAD ID 53626
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66009
    NORAD ID 66009
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4554 STARLINK-35276
    Time of Closest Approach 2026-09-04T21:17:09+0000
    Collision Probability (Pc) 1.308276E-6
    Conjunction Distance (km) 2.767 km
    Relative Speed (km/s) 11.827 km/s
    Conjunction Risk Parameters R (Radial): 2.149 | I (In-track): 1.108 | C (Cross-track): 1.346
    Collision Risk Index (CRI) 0.37
    X Position (km) -5903.116 -5900.542
    Position Y (km) 2668.613 2669.362
    Position Z (km) 2197.888 2197.204
    Velocity X (km/s) -0.253 -3.731
    Velocity Y (km/s) -5.191 -3.618
    Velocity Z (km/s) 5.596 -5.597

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4554 STARLINK-35276
    Semimajor Axis (a) 6843.341 km 6840.846 km
    Eccentricity (e) 0.000136 0.000133
    Inclination (i) 53.1596° 53.1600°
    RAAN 144.6105° 355.3992°
    Perigee Argument 77.9706° 67.1737°
    Mean Anomaly (M) 282.1449° 292.9406°
    Apogee 466.138 km 463.621 km
    Perigee 464.270 km 461.797 km
    Orbit Epoch 2026-09-04T02:24:50+0000 2026-09-03T19:35:47+0000

    STARLINK-4554 & STARLINK-35276 Collision Probability (Pc) Trend

    STARLINK-4554 & STARLINK-35276 Collision Probability (Pc) TrendNot Available

    STARLINK-4554 & STARLINK-35276 Miss Distance (Miss Distance) Trend

    STARLINK-4554 & STARLINK-35276 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4554Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35276Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4554Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35276Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4554

    No nearby objects data