Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.638283E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T21:21:22+0800
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    1 Object 1

    AOE ID 48577
    NORAD ID 48577
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56353
    NORAD ID 56353
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2231 STARLINK-5874
    Time of Closest Approach 2026-10-21T20:32:44+0000
    Collision Probability (Pc) 1.638283E-6
    Conjunction Distance (km) 2.538 km
    Relative Speed (km/s) 13.772 km/s
    Conjunction Risk Parameters R (Radial): -2.386 | I (In-track): 0.38 | C (Cross-track): 0.775
    Collision Risk Index (CRI) 0.39
    X Position (km) 830.282 830.615
    Position Y (km) -4574.683 -4572.598
    Position Z (km) 5018.666 5017.259
    Velocity X (km/s) 7.101 -2.386
    Velocity Y (km/s) -1.392 5.166
    Velocity Z (km/s) -2.436 5.09

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2231 STARLINK-5874
    Semimajor Axis (a) 6848.511 km 6843.704 km
    Eccentricity (e) 0.000168 0.000173
    Inclination (i) 53.1601° 97.2842°
    RAAN 158.6600° 287.3241°
    Perigee Argument 61.4104° 109.3260°
    Mean Anomaly (M) 298.7066° 250.8171°
    Apogee 471.526 km 466.754 km
    Perigee 469.222 km 464.380 km
    Orbit Epoch 2026-10-20T22:07:50+0000 2026-10-20T22:24:45+0000

    STARLINK-2231 & STARLINK-5874 Collision Probability (Pc) Trend

    STARLINK-2231 & STARLINK-5874 Collision Probability (Pc) TrendNot Available

    STARLINK-2231 & STARLINK-5874 Miss Distance (Miss Distance) Trend

    STARLINK-2231 & STARLINK-5874 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2231Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5874Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2231Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5874Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2231

    No nearby objects data