Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.776805E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-18T21:12:17+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59746
    NORAD ID 59746
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63325
    NORAD ID 63325
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31681 STARLINK-33612
    Time of Closest Approach 2026-09-20T22:13:42+0000
    Collision Probability (Pc) 3.776805E-6
    Conjunction Distance (km) 1.653 km
    Relative Speed (km/s) 9.934 km/s
    Conjunction Risk Parameters R (Radial): -1.532 | I (In-track): 0.467 | C (Cross-track): 0.408
    Collision Risk Index (CRI) 0.47
    X Position (km) 6536.763 6535.4
    Position Y (km) -1006.702 -1005.866
    Position Z (km) -1831.753 -1831.338
    Velocity X (km/s) -0.427 2.187
    Velocity Y (km/s) 5.917 5.516
    Velocity Z (km/s) -4.787 4.788

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31681 STARLINK-33612
    Semimajor Axis (a) 6861.230 km 6861.213 km
    Eccentricity (e) 0.000098 0.000192
    Inclination (i) 43.0022° 43.0049°
    RAAN 169.6798° 26.9848°
    Perigee Argument 276.2091° 279.1249°
    Mean Anomaly (M) 83.8649° 80.9386°
    Apogee 483.763 km 484.395 km
    Perigee 482.423 km 481.757 km
    Orbit Epoch 2026-09-18T03:26:02+0000 2026-09-17T15:52:08+0000

    STARLINK-31681 & STARLINK-33612 Collision Probability (Pc) Trend

    STARLINK-31681 & STARLINK-33612 Collision Probability (Pc) TrendNot Available

    STARLINK-31681 & STARLINK-33612 Miss Distance (Miss Distance) Trend

    STARLINK-31681 & STARLINK-33612 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31681Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33612Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31681Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33612Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31681

    No nearby objects data