Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.072161E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T08:14:25+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53563
    NORAD ID 53563
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53832
    NORAD ID 53832
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4561 STARLINK-4747
    Time of Closest Approach 2026-09-05T02:35:29+0000
    Collision Probability (Pc) 1.072161E-6
    Conjunction Distance (km) 2.946 km
    Relative Speed (km/s) 9.63 km/s
    Conjunction Risk Parameters R (Radial): -2.934 | I (In-track): 0.199 | C (Cross-track): 0.154
    Collision Risk Index (CRI) 0.36
    X Position (km) -5259.142 -5256.911
    Position Y (km) 597.43 596.924
    Position Z (km) -4341.807 -4339.951
    Velocity X (km/s) 2.364 -3.7
    Velocity Y (km/s) -6.222 -5.534
    Velocity Z (km/s) -3.724 3.725

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4561 STARLINK-4747
    Semimajor Axis (a) 6840.869 km 6837.872 km
    Eccentricity (e) 0.000122 0.000134
    Inclination (i) 53.1603° 53.1611°
    RAAN 317.8970° 216.9138°
    Perigee Argument 82.3041° 92.1348°
    Mean Anomaly (M) 277.8100° 267.9808°
    Apogee 463.567 km 460.650 km
    Perigee 461.897 km 458.820 km
    Orbit Epoch 2026-09-04T14:38:24+0000 2026-09-03T22:41:56+0000

    STARLINK-4561 & STARLINK-4747 Collision Probability (Pc) Trend

    STARLINK-4561 & STARLINK-4747 Collision Probability (Pc) TrendNot Available

    STARLINK-4561 & STARLINK-4747 Miss Distance (Miss Distance) Trend

    STARLINK-4561 & STARLINK-4747 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4561Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4747Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4561Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4747Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4561

    No nearby objects data