Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.770151E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:11:29+0800
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    1 Object 1

    AOE ID 41058
    NORAD ID 41058
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 49021
    NORAD ID 49021
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NOAA 16 DEB NINGXIA-1 9
    Time of Closest Approach 2026-10-29T03:11:58+0000
    Collision Probability (Pc) 1.770151E-6
    Conjunction Distance (km) 2.105 km
    Relative Speed (km/s) 8.347 km/s
    Conjunction Risk Parameters R (Radial): -0.981 | I (In-track): 1.535 | C (Cross-track): 1.053
    Collision Risk Index (CRI) 0.4
    X Position (km) 3014.332 3013.618
    Position Y (km) -5222.86 -5223.123
    Position Z (km) -4021.784 -4023.746
    Velocity X (km/s) 0.863 6.542
    Velocity Y (km/s) -4.158 1.27
    Velocity Z (km/s) 6.066 3.245

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB NINGXIA-1 9
    Semimajor Axis (a) 7226.664 km 7242.555 km
    Eccentricity (e) 0.002378 0.000853
    Inclination (i) 98.6015° 45.0042°
    RAAN 292.3667° 350.1528°
    Perigee Argument 126.7155° 173.8227°
    Mean Anomaly (M) 233.6207° 186.2716°
    Apogee 865.716 km 870.597 km
    Perigee 831.338 km 858.239 km
    Orbit Epoch 2026-10-27T05:28:52+0000 2026-10-27T07:11:05+0000

    NOAA 16 DEB & NINGXIA-1 9 Collision Probability (Pc) Trend

    NOAA 16 DEB & NINGXIA-1 9 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & NINGXIA-1 9 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & NINGXIA-1 9 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NINGXIA-1 9Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    NINGXIA-1 9Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data