Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.040671E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:13:48+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57818
    NORAD ID 57818
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59785
    NORAD ID 59785
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30401 STARLINK-31890
    Time of Closest Approach 2026-09-05T14:37:34+0000
    Collision Probability (Pc) 1.040671E-6
    Conjunction Distance (km) 1.978 km
    Relative Speed (km/s) 2.607 km/s
    Conjunction Risk Parameters R (Radial): 0.132 | I (In-track): 1.944 | C (Cross-track): 0.339
    Collision Risk Index (CRI) 0.35
    X Position (km) -4947.778 -4947.4
    Position Y (km) -1221.966 -1223.905
    Position Z (km) -4597.608 -4597.696
    Velocity X (km/s) 2.648 0.955
    Velocity Y (km/s) -7.077 -7.495
    Velocity Z (km/s) -0.968 0.968

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30401 STARLINK-31890
    Semimajor Axis (a) 6861.174 km 6861.287 km
    Eccentricity (e) 0.000162 0.000125
    Inclination (i) 43.0028° 43.0015°
    RAAN 315.6679° 292.5605°
    Perigee Argument 286.4691° 275.1931°
    Mean Anomaly (M) 73.5983° 84.8778°
    Apogee 484.148 km 484.006 km
    Perigee 481.926 km 482.294 km
    Orbit Epoch 2026-09-02T13:18:36+0000 2026-09-01T12:06:17+0000

    STARLINK-30401 & STARLINK-31890 Collision Probability (Pc) Trend

    STARLINK-30401 & STARLINK-31890 Collision Probability (Pc) TrendNot Available

    STARLINK-30401 & STARLINK-31890 Miss Distance (Miss Distance) Trend

    STARLINK-30401 & STARLINK-31890 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30401Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31890Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30401Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31890Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30401

    No nearby objects data