Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.371881E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T19:52:11+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    Name GPM
    AOE ID 39574
    NORAD ID 39574
    Object Type PAYLOAD
    Country
    JP JP
    ← VS →

    2 Object 2

    AOE ID 57939
    NORAD ID 57939
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GPM STARLINK-30714
    Time of Closest Approach 2026-10-22T15:58:40+0000
    Collision Probability (Pc) 3.371881E-6
    Conjunction Distance (km) 1.825 km
    Relative Speed (km/s) 13.003 km/s
    Conjunction Risk Parameters R (Radial): -0.401 | I (In-track): 0.932 | C (Cross-track): -1.516
    Collision Risk Index (CRI) 0.46
    X Position (km) -3822.23 -3820.579
    Position Y (km) -5440.894 -5441.624
    Position Z (km) -1496.269 -1496.003
    Velocity X (km/s) 1.841 4.606
    Velocity Y (km/s) -3.147 -1.621
    Velocity Z (km/s) 6.723 -5.889

    Orbital Parameters 国际轨道数据源

    Parameter GPM STARLINK-30714
    Semimajor Axis (a) 6811.375 km 6815.692 km
    Eccentricity (e) 0.001240 0.000170
    Inclination (i) 64.9699° 53.1524°
    RAAN 250.2584° 59.5004°
    Perigee Argument 252.0040° 199.4421°
    Mean Anomaly (M) 107.9749° 160.6521°
    Apogee 441.684 km 438.713 km
    Perigee 424.792 km 436.397 km
    Orbit Epoch 2026-10-19T21:12:39+0000 2026-10-19T15:38:03+0000

    GPM & STARLINK-30714 Collision Probability (Pc) Trend

    GPM & STARLINK-30714 Collision Probability (Pc) TrendNot Available

    GPM & STARLINK-30714 Miss Distance (Miss Distance) Trend

    GPM & STARLINK-30714 Miss Distance (Miss Distance) TrendNot Available

    GPMMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30714Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GPMCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30714Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GPM

    No nearby objects data