Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.722536E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T20:30:41+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53844
    NORAD ID 53844
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64947
    NORAD ID 64947
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4745 STARLINK-34747
    Time of Closest Approach 2026-09-06T07:48:20+0000
    Collision Probability (Pc) 1.722536E-6
    Conjunction Distance (km) 2.333 km
    Relative Speed (km/s) 11.507 km/s
    Conjunction Risk Parameters R (Radial): -1.872 | I (In-track): -0.903 | C (Cross-track): 1.059
    Collision Risk Index (CRI) 0.4
    X Position (km) 1929.845 1928.171
    Position Y (km) -3677.584 -3676.186
    Position Z (km) 5521.437 5520.611
    Velocity X (km/s) 6.896 1.339
    Velocity Y (km/s) 3.173 -6.005
    Velocity Z (km/s) -0.297 -4.456

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4745 STARLINK-34747
    Semimajor Axis (a) 6917.915 km 6912.583 km
    Eccentricity (e) 0.000158 0.000151
    Inclination (i) 53.1599° 97.2848°
    RAAN 208.1681° 106.8590°
    Perigee Argument 85.1147° 94.6396°
    Mean Anomaly (M) 275.0024° 308.4613°
    Apogee 540.870 km 535.493 km
    Perigee 538.686 km 533.399 km
    Orbit Epoch 2026-09-05T04:22:21+0000 2026-09-05T06:00:02+0000

    STARLINK-4745 & STARLINK-34747 Collision Probability (Pc) Trend

    STARLINK-4745 & STARLINK-34747 Collision Probability (Pc) TrendNot Available

    STARLINK-4745 & STARLINK-34747 Miss Distance (Miss Distance) Trend

    STARLINK-4745 & STARLINK-34747 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4745Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34747Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4745Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34747Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4745

    No nearby objects data