Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.305955E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T21:24:09+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 60018
    NORAD ID 60018
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66238
    NORAD ID 66238
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31984 STARLINK-35556
    Time of Closest Approach 2026-10-21T19:59:29+0000
    Collision Probability (Pc) 1.305955E-6
    Conjunction Distance (km) 2.781 km
    Relative Speed (km/s) 11.939 km/s
    Conjunction Risk Parameters R (Radial): -0.71 | I (In-track): -1.68 | C (Cross-track): -2.098
    Collision Risk Index (CRI) 0.37
    X Position (km) 2809.624 2806.902
    Position Y (km) -5951.621 -5952.152
    Position Z (km) -1876.445 -1876.244
    Velocity X (km/s) 3.606 4.999
    Velocity Y (km/s) 3.506 0.554
    Velocity Z (km/s) -5.742 5.742

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31984 STARLINK-35556
    Semimajor Axis (a) 6840.852 km 6840.804 km
    Eccentricity (e) 0.000106 0.000077
    Inclination (i) 53.1574° 53.1565°
    RAAN 117.1080° 320.3688°
    Perigee Argument 85.5268° 62.7318°
    Mean Anomaly (M) 274.5855° 297.3763°
    Apogee 463.440 km 463.194 km
    Perigee 461.990 km 462.140 km
    Orbit Epoch 2026-10-18T19:12:51+0000 2026-10-19T02:25:34+0000

    STARLINK-31984 & STARLINK-35556 Collision Probability (Pc) Trend

    STARLINK-31984 & STARLINK-35556 Collision Probability (Pc) TrendNot Available

    STARLINK-31984 & STARLINK-35556 Miss Distance (Miss Distance) Trend

    STARLINK-31984 & STARLINK-35556 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31984Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35556Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31984Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35556Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31984

    No nearby objects data