Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.751954E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T19:26:40+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57645
    NORAD ID 57645
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

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

    Conjunction Constraints

    Parameter STARLINK-30277 STARLINK-31681
    Time of Closest Approach 2026-10-28T00:33:33+0000
    Collision Probability (Pc) 2.751954E-5
    Conjunction Distance (km) 0.91 km
    Relative Speed (km/s) 9.57 km/s
    Conjunction Risk Parameters R (Radial): 0.821 | I (In-track): 0.304 | C (Cross-track): -0.249
    Collision Risk Index (CRI) 0.64
    X Position (km) 1271.63 1271.094
    Position Y (km) -6319.498 -6318.821
    Position Z (km) -2354.911 -2354.626
    Velocity X (km/s) 5.493 6.141
    Velocity Y (km/s) 2.78 -0.437
    Velocity Z (km/s) -4.494 4.495

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30277 STARLINK-31681
    Semimajor Axis (a) 6861.431 km 6861.179 km
    Eccentricity (e) 0.000480 0.000204
    Inclination (i) 43.0027° 43.0028°
    RAAN 85.9020° 313.2874°
    Perigee Argument 280.4926° 282.2035°
    Mean Anomaly (M) 79.5384° 77.8589°
    Apogee 486.588 km 484.440 km
    Perigee 480.000 km 481.644 km
    Orbit Epoch 2026-10-26T16:15:21+0000 2026-10-26T11:01:43+0000

    STARLINK-30277 & STARLINK-31681 Collision Probability (Pc) Trend

    STARLINK-30277 & STARLINK-31681 Collision Probability (Pc) TrendNot Available

    STARLINK-30277 & STARLINK-31681 Miss Distance (Miss Distance) Trend

    STARLINK-30277 & STARLINK-31681 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30277Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31681Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30277Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31681Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30277

    No nearby objects data