Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.582796E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:00:05+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52540
    NORAD ID 52540
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69447
    NORAD ID 69447
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3940 STARLINK-37640
    Time of Closest Approach 2026-09-06T16:43:33+0000
    Collision Probability (Pc) 1.582796E-5
    Conjunction Distance (km) 1.119 km
    Relative Speed (km/s) 11.962 km/s
    Conjunction Risk Parameters R (Radial): -0.641 | I (In-track): -0.563 | C (Cross-track): 0.722
    Collision Risk Index (CRI) 0.59
    X Position (km) 5151.263 5151.349
    Position Y (km) 4110.662 4109.559
    Position Z (km) 1828.556 1828.391
    Velocity X (km/s) -4.219 -1.707
    Velocity Y (km/s) 2.711 4.717
    Velocity Z (km/s) 5.761 -5.761

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3940 STARLINK-37640
    Semimajor Axis (a) 6840.878 km 6840.816 km
    Eccentricity (e) 0.000105 0.000142
    Inclination (i) 53.1620° 53.1576°
    RAAN 40.6108° 245.9552°
    Perigee Argument 85.4623° 81.9891°
    Mean Anomaly (M) 274.6499° 278.1273°
    Apogee 463.458 km 463.653 km
    Perigee 462.024 km 461.705 km
    Orbit Epoch 2026-09-03T16:43:52+0000 2026-09-03T09:52:17+0000

    STARLINK-3940 & STARLINK-37640 Collision Probability (Pc) Trend

    STARLINK-3940 & STARLINK-37640 Collision Probability (Pc) TrendNot Available

    STARLINK-3940 & STARLINK-37640 Miss Distance (Miss Distance) Trend

    STARLINK-3940 & STARLINK-37640 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3940Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37640Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3940Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37640Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3940

    No nearby objects data