Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.673478E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:50:28+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55110
    NORAD ID 55110
    Object Type PAYLOAD
    Country
    CH CH
    VS

    2 Object 2

    AOE ID 59045
    NORAD ID 59045
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0401 STARLINK-31241
    Time of Closest Approach 2026-09-04T07:51:03+0000
    Collision Probability (Pc) 1.673478E-6
    Conjunction Distance (km) 2.436 km
    Relative Speed (km/s) 12.598 km/s
    Conjunction Risk Parameters R (Radial): 1.712 | I (In-track): 0.98 | C (Cross-track): 1.43
    Collision Risk Index (CRI) 0.39
    X Position (km) -5005.614 -5007.905
    Position Y (km) 1029.299 1028.51
    Position Z (km) 4567.056 4567.29
    Velocity X (km/s) -4.633 -0.537
    Velocity Y (km/s) 2.325 -7.528
    Velocity Z (km/s) -5.592 1.104

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0401 STARLINK-31241
    Semimajor Axis (a) 6853.331 km 6861.231 km
    Eccentricity (e) 0.000673 0.000135
    Inclination (i) 97.5547° 43.0032°
    RAAN 339.4150° 109.7973°
    Perigee Argument 293.0449° 262.8123°
    Mean Anomaly (M) 67.0082° 97.2576°
    Apogee 479.803 km 484.019 km
    Perigee 470.585 km 482.169 km
    Orbit Epoch 2026-09-02T05:01:50+0000 2026-09-01T16:44:28+0000

    ASTROCAST-0401 & STARLINK-31241 Collision Probability (Pc) Trend

    ASTROCAST-0401 & STARLINK-31241 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0401 & STARLINK-31241 Miss Distance (Miss Distance) Trend

    ASTROCAST-0401 & STARLINK-31241 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0401Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31241Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0401Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31241Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0401

    No nearby objects data