Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.751695E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:11:41+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51808
    NORAD ID 51808
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62920
    NORAD ID 62920
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3609 STARLINK-32921
    Time of Closest Approach 2026-10-21T02:26:11+0000
    Collision Probability (Pc) 1.751695E-6
    Conjunction Distance (km) 2.118 km
    Relative Speed (km/s) 8.402 km/s
    Conjunction Risk Parameters R (Radial): 2.087 | I (In-track): 0.298 | C (Cross-track): 0.208
    Collision Risk Index (CRI) 0.4
    X Position (km) -2616.984 -2617.452
    Position Y (km) -4859.969 -4861.597
    Position Z (km) -4049.173 -4050.443
    Velocity X (km/s) 6.423 5.193
    Velocity Y (km/s) -0.035 -4.948
    Velocity Z (km/s) -4.114 2.589

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3609 STARLINK-32921
    Semimajor Axis (a) 6840.872 km 6842.225 km
    Eccentricity (e) 0.000125 0.000523
    Inclination (i) 53.1618° 43.0003°
    RAAN 39.1881° 305.0836°
    Perigee Argument 81.9227° 76.9289°
    Mean Anomaly (M) 278.1918° 283.2149°
    Apogee 463.593 km 467.670 km
    Perigee 461.877 km 460.506 km
    Orbit Epoch 2026-10-18T18:44:04+0000 2026-10-19T02:15:20+0000

    STARLINK-3609 & STARLINK-32921 Collision Probability (Pc) Trend

    STARLINK-3609 & STARLINK-32921 Collision Probability (Pc) TrendNot Available

    STARLINK-3609 & STARLINK-32921 Miss Distance (Miss Distance) Trend

    STARLINK-3609 & STARLINK-32921 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3609Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32921Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3609Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32921Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3609

    No nearby objects data