Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.784909E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T09:43:14+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57903
    NORAD ID 57903
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67404
    NORAD ID 67404
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30449 STARLINK-36484
    Time of Closest Approach 2026-09-12T19:21:48+0000
    Collision Probability (Pc) 3.784909E-5
    Conjunction Distance (km) 0.76 km
    Relative Speed (km/s) 6.432 km/s
    Conjunction Risk Parameters R (Radial): -0.696 | I (In-track): -0.274 | C (Cross-track): -0.129
    Collision Risk Index (CRI) 0.67
    X Position (km) 4831.189 4831.531
    Position Y (km) 2690.816 2691.353
    Position Z (km) 4051.615 4052.028
    Velocity X (km/s) -5.029 -1.703
    Velocity Y (km/s) 5.116 6.969
    Velocity Z (km/s) 2.593 -2.592

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30449 STARLINK-36484
    Semimajor Axis (a) 6861.284 km 6861.177 km
    Eccentricity (e) 0.000140 0.000131
    Inclination (i) 43.0032° 43.0000°
    RAAN 355.0328° 274.7469°
    Perigee Argument 268.7878° 266.1874°
    Mean Anomaly (M) 141.6298° 93.8828°
    Apogee 484.106 km 483.943 km
    Perigee 482.188 km 482.137 km
    Orbit Epoch 2026-09-09T16:00:02+0000 2026-09-10T08:46:46+0000

    STARLINK-30449 & STARLINK-36484 Collision Probability (Pc) Trend

    STARLINK-30449 & STARLINK-36484 Collision Probability (Pc) TrendNot Available

    STARLINK-30449 & STARLINK-36484 Miss Distance (Miss Distance) Trend

    STARLINK-30449 & STARLINK-36484 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30449Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36484Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30449Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36484Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30449

    No nearby objects data