Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.587583E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:03:06+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51789
    NORAD ID 51789
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58030
    NORAD ID 58030
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3639 STARLINK-30549
    Time of Closest Approach 2026-10-29T14:56:37+0000
    Collision Probability (Pc) 1.587583E-4
    Conjunction Distance (km) 0.464 km
    Relative Speed (km/s) 7.152 km/s
    Conjunction Risk Parameters R (Radial): 0.32 | I (In-track): 0.298 | C (Cross-track): -0.156
    Collision Risk Index (CRI) 0.79
    X Position (km) 2533.174 2533.575
    Position Y (km) -3897.975 -3897.974
    Position Z (km) -5025.463 -5025.696
    Velocity X (km/s) 7.077 4.217
    Velocity Y (km/s) 1.47 5.87
    Velocity Z (km/s) 2.429 -2.429

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3639 STARLINK-30549
    Semimajor Axis (a) 6840.917 km 6840.922 km
    Eccentricity (e) 0.000127 0.000135
    Inclination (i) 53.1595° 53.1593°
    RAAN 9.4259° 80.6622°
    Perigee Argument 84.2605° 99.7650°
    Mean Anomaly (M) 113.5789° 260.3505°
    Apogee 463.648 km 463.711 km
    Perigee 461.912 km 461.859 km
    Orbit Epoch 2026-10-27T00:00:02+0000 2026-10-27T02:28:10+0000

    STARLINK-3639 & STARLINK-30549 Collision Probability (Pc) Trend

    STARLINK-3639 & STARLINK-30549 Collision Probability (Pc) TrendNot Available

    STARLINK-3639 & STARLINK-30549 Miss Distance (Miss Distance) Trend

    STARLINK-3639 & STARLINK-30549 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3639Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30549Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3639Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30549Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3639

    No nearby objects data