Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.919776E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T06:06:20+0800
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    1 Object 1

    AOE ID 49418
    NORAD ID 49418
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69679
    NORAD ID 69679
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3111 STARLINK-37998
    Time of Closest Approach 2026-10-17T03:59:42+0000
    Collision Probability (Pc) 2.919776E-6
    Conjunction Distance (km) 1.977 km
    Relative Speed (km/s) 14.595 km/s
    Conjunction Risk Parameters R (Radial): 1.882 | I (In-track): -0.186 | C (Cross-track): 0.576
    Collision Risk Index (CRI) 0.44
    X Position (km) 4668.055 4668.898
    Position Y (km) -3885.08 -3886.499
    Position Z (km) 3146.324 3147.412
    Velocity X (km/s) 1.301 1.982
    Velocity Y (km/s) 5.625 -3.068
    Velocity Z (km/s) 4.999 -6.705

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3111 STARLINK-37998
    Semimajor Axis (a) 6843.287 km 6843.574 km
    Eccentricity (e) 0.000026 0.000175
    Inclination (i) 53.1598° 97.2835°
    RAAN 301.3618° 135.3052°
    Perigee Argument 22.0972° 98.3318°
    Mean Anomaly (M) 338.0042° 261.8123°
    Apogee 465.328 km 466.637 km
    Perigee 464.972 km 464.237 km
    Orbit Epoch 2026-10-16T07:30:35+0000 2026-10-16T00:42:38+0000

    STARLINK-3111 & STARLINK-37998 Collision Probability (Pc) Trend

    STARLINK-3111 & STARLINK-37998 Collision Probability (Pc) TrendNot Available

    STARLINK-3111 & STARLINK-37998 Miss Distance (Miss Distance) Trend

    STARLINK-3111 & STARLINK-37998 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3111Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37998Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3111Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37998Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3111

    No nearby objects data