Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.221714E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T00:30:29+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 69602
    NORAD ID 69602
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 16 DEB KUIPER-00522
    Time of Closest Approach 2026-09-12T08:57:10+0000
    Collision Probability (Pc) 1.221714E-6
    Conjunction Distance (km) 2.711 km
    Relative Speed (km/s) 9.977 km/s
    Conjunction Risk Parameters R (Radial): 1.927 | I (In-track): 1.429 | C (Cross-track): -1.261
    Collision Risk Index (CRI) 0.37
    X Position (km) -3321.899 -3322.51
    Position Y (km) -3181.978 -3181.332
    Position Z (km) -5237.17 -5234.609
    Velocity X (km/s) 2.775 6.333
    Velocity Y (km/s) 5.08 -3.716
    Velocity Z (km/s) -4.855 -1.771

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB KUIPER-00522
    Semimajor Axis (a) 6964.188 km 6954.261 km
    Eccentricity (e) 0.000592 0.001659
    Inclination (i) 98.7857° 51.8935°
    RAAN 49.2963° 350.1397°
    Perigee Argument 137.3191° 96.9767°
    Mean Anomaly (M) 222.8487° 226.9676°
    Apogee 590.177 km 587.660 km
    Perigee 581.925 km 564.588 km
    Orbit Epoch 2026-09-08T05:53:01+0000 2026-09-10T06:00:02+0000

    NOAA 16 DEB & KUIPER-00522 Collision Probability (Pc) Trend

    NOAA 16 DEB & KUIPER-00522 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & KUIPER-00522 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & KUIPER-00522 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00522Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00522Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data