Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.759581E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T00:56:14+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53973
    NORAD ID 53973
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57615
    NORAD ID 57615
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5156 STARLINK-30246
    Time of Closest Approach 2026-09-04T11:34:01+0000
    Collision Probability (Pc) 3.759581E-6
    Conjunction Distance (km) 1.201 km
    Relative Speed (km/s) 1.976 km/s
    Conjunction Risk Parameters R (Radial): -1.106 | I (In-track): -0.461 | C (Cross-track): 0.057
    Collision Risk Index (CRI) 0.47
    X Position (km) -1731.817 -1731.14
    Position Y (km) 5507.565 5506.64
    Position Z (km) -3692.946 -3692.589
    Velocity X (km/s) -6.041 -6.928
    Velocity Y (km/s) 1.123 -0.039
    Velocity Z (km/s) 4.514 3.185

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5156 STARLINK-30246
    Semimajor Axis (a) 6848.873 km 6849.565 km
    Eccentricity (e) 0.000129 0.000575
    Inclination (i) 53.1612° 42.9991°
    RAAN 147.6209° 165.9519°
    Perigee Argument 86.0772° 189.8123°
    Mean Anomaly (M) 274.0377° 170.2619°
    Apogee 471.618 km 475.368 km
    Perigee 469.854 km 467.488 km
    Orbit Epoch 2026-09-02T00:14:35+0000 2026-09-01T19:37:24+0000

    STARLINK-5156 & STARLINK-30246 Collision Probability (Pc) Trend

    STARLINK-5156 & STARLINK-30246 Collision Probability (Pc) TrendNot Available

    STARLINK-5156 & STARLINK-30246 Miss Distance (Miss Distance) Trend

    STARLINK-5156 & STARLINK-30246 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5156Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30246Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5156Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30246Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5156

    No nearby objects data