Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.611622E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T09:22:10+0800
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    1 Object 1

    AOE ID 48437
    NORAD ID 48437
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53156
    NORAD ID 53156
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2642 STARLINK-4087
    Time of Closest Approach 2026-10-21T00:58:00+0000
    Collision Probability (Pc) 2.611622E-7
    Conjunction Distance (km) 2.824 km
    Relative Speed (km/s) 0.173 km/s
    Conjunction Risk Parameters R (Radial): 0.623 | I (In-track): 2.754 | C (Cross-track): 0.04
    Collision Risk Index (CRI) 0.23
    X Position (km) 2708.84 2706.531
    Position Y (km) -3077.232 -3078.776
    Position Z (km) 5467.261 5466.756
    Velocity X (km/s) 5.684 5.777
    Velocity Y (km/s) 5.103 4.997
    Velocity Z (km/s) 0.054 -0.046

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2642 STARLINK-4087
    Semimajor Axis (a) 6845.977 km 6840.883 km
    Eccentricity (e) 0.000427 0.000122
    Inclination (i) 53.1579° 53.1569°
    RAAN 232.3332° 233.7718°
    Perigee Argument 116.8731° 107.6750°
    Mean Anomaly (M) 243.2708° 252.4386°
    Apogee 470.765 km 463.581 km
    Perigee 464.915 km 461.911 km
    Orbit Epoch 2026-10-18T20:56:57+0000 2026-10-18T05:21:16+0000

    STARLINK-2642 & STARLINK-4087 Collision Probability (Pc) Trend

    STARLINK-2642 & STARLINK-4087 Collision Probability (Pc) TrendNot Available

    STARLINK-2642 & STARLINK-4087 Miss Distance (Miss Distance) Trend

    STARLINK-2642 & STARLINK-4087 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2642Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4087Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2642Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4087Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2642

    No nearby objects data