Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.528243E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T04:47:32+0800
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    1 Object 1

    Name SJ-12
    AOE ID 36596
    NORAD ID 36596
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 39708
    NORAD ID 39708
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter SJ-12 SL-16 DEB
    Time of Closest Approach 2026-09-02T22:41:59+0000
    Collision Probability (Pc) 1.528243E-6
    Conjunction Distance (km) 2.712 km
    Relative Speed (km/s) 14.691 km/s
    Conjunction Risk Parameters R (Radial): 2.706 | I (In-track): -0.037 | C (Cross-track): 0.175
    Collision Risk Index (CRI) 0.39
    X Position (km) 618.005 618.08
    Position Y (km) -2949.794 -2950.902
    Position Z (km) -6208.753 -6211.226
    Velocity X (km/s) -0.967 4.522
    Velocity Y (km/s) -6.837 5.664
    Velocity Z (km/s) 3.148 -2.273

    Orbital Parameters 国际轨道数据源

    Parameter SJ-12 SL-16 DEB
    Semimajor Axis (a) 6892.044 km 6909.660 km
    Eccentricity (e) 0.000647 0.004115
    Inclination (i) 97.7616° 71.2733°
    RAAN 265.0532° 64.7685°
    Perigee Argument 175.0620° 191.6420°
    Mean Anomaly (M) 185.0677° 228.7928°
    Apogee 518.366 km 559.954 km
    Perigee 509.448 km 503.092 km
    Orbit Epoch 2026-09-02T11:54:29+0000 2026-08-30T22:23:05+0000

    SJ-12 & SL-16 DEB Collision Probability (Pc) Trend

    SJ-12 & SL-16 DEB Collision Probability (Pc) TrendNot Available

    SJ-12 & SL-16 DEB Miss Distance (Miss Distance) Trend

    SJ-12 & SL-16 DEB Miss Distance (Miss Distance) TrendNot Available

    SJ-12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SL-16 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SJ-12Collision Probability Trend

    Object 1 Probability TrendNot Available

    SL-16 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SJ-12

    No nearby objects data