Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.651438E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T10:38:40+0800
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    1 Object 1

    AOE ID 42357
    NORAD ID 42357
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56448
    NORAD ID 56448
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 16 DEB STARLINK-5990
    Time of Closest Approach 2026-11-01T21:30:01+0000
    Collision Probability (Pc) 2.651438E-6
    Conjunction Distance (km) 2.06 km
    Relative Speed (km/s) 14.761 km/s
    Conjunction Risk Parameters R (Radial): -0.127 | I (In-track): -0.46 | C (Cross-track): -2.003
    Collision Risk Index (CRI) 0.43
    X Position (km) 2034.68 2032.678
    Position Y (km) -2759.689 -2759.944
    Position Z (km) 6040.268 6040.679
    Velocity X (km/s) 1.832 1.412
    Velocity Y (km/s) -6.433 6.938
    Velocity Z (km/s) -3.549 2.69

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB STARLINK-5990
    Semimajor Axis (a) 6947.696 km 6950.296 km
    Eccentricity (e) 0.000641 0.000365
    Inclination (i) 98.7819° 70.0009°
    RAAN 107.7919° 271.8508°
    Perigee Argument 297.2968° 267.3906°
    Mean Anomaly (M) 62.7598° 108.3362°
    Apogee 574.014 km 574.693 km
    Perigee 565.104 km 569.625 km
    Orbit Epoch 2026-10-30T09:42:31+0000 2026-10-30T18:00:02+0000

    NOAA 16 DEB & STARLINK-5990 Collision Probability (Pc) Trend

    NOAA 16 DEB & STARLINK-5990 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & STARLINK-5990 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & STARLINK-5990 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5990Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5990Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data