Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.032075E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-11T05:16:50+0800
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    1 Object 1

    Name SJ-16
    AOE ID 39358
    NORAD ID 39358
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 64587
    NORAD ID 64587
    Object Type PAYLOAD
    Country
    IT IT

    Conjunction Constraints

    Parameter SJ-16 IRIDE-MS2-HEO-8
    Time of Closest Approach 2026-11-12T22:56:47+0000
    Collision Probability (Pc) 6.032075E-7
    Conjunction Distance (km) 2.852 km
    Relative Speed (km/s) 3.066 km/s
    Conjunction Risk Parameters R (Radial): -1.886 | I (In-track): -2.091 | C (Cross-track): -0.438
    Collision Risk Index (CRI) 0.31
    X Position (km) 2176.073 2175.459
    Position Y (km) 6443.388 6441.152
    Position Z (km) -1554.621 -1556.28
    Velocity X (km/s) -1.382 1.527
    Velocity Y (km/s) 2.186 1.24
    Velocity Z (km/s) 7.101 7.3

    Orbital Parameters 国际轨道数据源

    Parameter SJ-16 IRIDE-MS2-HEO-8
    Semimajor Axis (a) 6967.130 km 6969.493 km
    Eccentricity (e) 0.001666 0.000095
    Inclination (i) 74.9719° 97.7873°
    RAAN 79.8052° 66.8942°
    Perigee Argument 237.5185° 129.8028°
    Mean Anomaly (M) 122.4394° 230.3274°
    Apogee 600.599 km 592.017 km
    Perigee 577.387 km 590.695 km
    Orbit Epoch 2026-11-10T08:16:48+0000 2026-11-10T06:37:36+0000

    SJ-16 & IRIDE-MS2-HEO-8 Collision Probability (Pc) Trend

    SJ-16 & IRIDE-MS2-HEO-8 Collision Probability (Pc) TrendNot Available

    SJ-16 & IRIDE-MS2-HEO-8 Miss Distance (Miss Distance) Trend

    SJ-16 & IRIDE-MS2-HEO-8 Miss Distance (Miss Distance) TrendNot Available

    SJ-16Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDE-MS2-HEO-8Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SJ-16Collision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDE-MS2-HEO-8Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SJ-16

    No nearby objects data