Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.196465E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T12:05:25+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 68994
    NORAD ID 68994
    Object Type PAYLOAD
    Country
    SG SG

    Conjunction Constraints

    Parameter NOAA 16 DEB NULINK-2
    Time of Closest Approach 2026-09-03T14:30:05+0000
    Collision Probability (Pc) 1.196465E-6
    Conjunction Distance (km) 2.903 km
    Relative Speed (km/s) 11.324 km/s
    Conjunction Risk Parameters R (Radial): -2.21 | I (In-track): -1.252 | C (Cross-track): -1.405
    Collision Risk Index (CRI) 0.37
    X Position (km) -1518.354 -1518.954
    Position Y (km) -5.472 -3.595
    Position Z (km) -6806.972 -6809.104
    Velocity X (km/s) 5.226 -5.805
    Velocity Y (km/s) 5.319 4.647
    Velocity Z (km/s) -1.175 1.294

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB NULINK-2
    Semimajor Axis (a) 6965.723 km 6967.552 km
    Eccentricity (e) 0.000666 0.000260
    Inclination (i) 98.7877° 97.7225°
    RAAN 42.1904° 141.3685°
    Perigee Argument 155.9629° 75.0991°
    Mean Anomaly (M) 204.1900° 285.0517°
    Apogee 592.225 km 591.228 km
    Perigee 582.947 km 587.602 km
    Orbit Epoch 2026-09-01T21:08:08+0000 2026-09-02T06:41:02+0000

    NOAA 16 DEB & NULINK-2 Collision Probability (Pc) Trend

    NOAA 16 DEB & NULINK-2 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & NULINK-2 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & NULINK-2 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NULINK-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    NULINK-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data