Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.265043E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T23:38:37+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58393
    NORAD ID 58393
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69250
    NORAD ID 69250
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30939 STARLINK-37499
    Time of Closest Approach 2026-10-29T23:36:22+0000
    Collision Probability (Pc) 6.265043E-7
    Conjunction Distance (km) 2.374 km
    Relative Speed (km/s) 1.938 km/s
    Conjunction Risk Parameters R (Radial): -1.679 | I (In-track): -1.664 | C (Cross-track): -0.211
    Collision Risk Index (CRI) 0.31
    X Position (km) -1542.117 -1543.296
    Position Y (km) -3842.487 -3840.921
    Position Z (km) -5453.261 -5451.923
    Velocity X (km/s) 7.305 6.73
    Velocity Y (km/s) -2.101 -3.535
    Velocity Z (km/s) -0.585 0.585

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30939 STARLINK-37499
    Semimajor Axis (a) 6840.878 km 6840.691 km
    Eccentricity (e) 0.000176 0.000027
    Inclination (i) 53.1623° 53.1626°
    RAAN 358.4410° 340.4879°
    Perigee Argument 76.4755° 117.2521°
    Mean Anomaly (M) 283.6444° 242.8510°
    Apogee 463.948 km 462.741 km
    Perigee 461.534 km 462.367 km
    Orbit Epoch 2026-10-27T14:10:49+0000 2026-10-27T12:34:28+0000

    STARLINK-30939 & STARLINK-37499 Collision Probability (Pc) Trend

    STARLINK-30939 & STARLINK-37499 Collision Probability (Pc) TrendNot Available

    STARLINK-30939 & STARLINK-37499 Miss Distance (Miss Distance) Trend

    STARLINK-30939 & STARLINK-37499 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30939Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37499Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30939Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37499Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30939

    No nearby objects data