Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.992923E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T17:48:29+0800
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    1 Object 1

    AOE ID 12560
    NORAD ID 12560
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 36088
    NORAD ID 36088
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NOAA 7 DEB SJ-11-01
    Time of Closest Approach 2026-09-15T08:34:03+0000
    Collision Probability (Pc) 1.992923E-6
    Conjunction Distance (km) 2.333 km
    Relative Speed (km/s) 14.644 km/s
    Conjunction Risk Parameters R (Radial): 1.85 | I (In-track): 0.312 | C (Cross-track): -1.386
    Collision Risk Index (CRI) 0.41
    X Position (km) -3080.541 -3082.375
    Position Y (km) -3326.942 -3326.831
    Position Z (km) 5394.273 5395.71
    Velocity X (km/s) -5.136 2.631
    Velocity Y (km/s) -2.867 5.239
    Velocity Z (km/s) -4.688 4.714

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 7 DEB SJ-11-01
    Semimajor Axis (a) 7052.401 km 7059.204 km
    Eccentricity (e) 0.000278 0.001219
    Inclination (i) 98.9580° 98.0155°
    RAAN 34.9568° 235.7195°
    Perigee Argument 75.8829° 99.5960°
    Mean Anomaly (M) 336.7219° 30.2598°
    Apogee 676.222 km 689.674 km
    Perigee 672.306 km 672.460 km
    Orbit Epoch 2026-09-14T01:05:38+0000 2026-09-14T05:02:16+0000

    NOAA 7 DEB & SJ-11-01 Collision Probability (Pc) Trend

    NOAA 7 DEB & SJ-11-01 Collision Probability (Pc) TrendNot Available

    NOAA 7 DEB & SJ-11-01 Miss Distance (Miss Distance) Trend

    NOAA 7 DEB & SJ-11-01 Miss Distance (Miss Distance) TrendNot Available

    NOAA 7 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SJ-11-01Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 7 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SJ-11-01Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 7 DEB

    No nearby objects data