Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.86893E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-05T21:23:12+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 66657
    NORAD ID 66657
    Object Type PAYLOAD
    Country
    KR KR

    Conjunction Constraints

    Parameter SJ-16 OBJECT H
    Time of Closest Approach 2026-11-07T20:25:40+0000
    Collision Probability (Pc) 2.86893E-6
    Conjunction Distance (km) 1.996 km
    Relative Speed (km/s) 14.736 km/s
    Conjunction Risk Parameters R (Radial): -1.695 | I (In-track): 0.251 | C (Cross-track): -1.02
    Collision Risk Index (CRI) 0.44
    X Position (km) 1904.188 1902.751
    Position Y (km) 1448.155 1448.14
    Position Z (km) -6541.612 -6540.228
    Velocity X (km/s) 0.248 -3.395
    Velocity Y (km/s) 7.364 -6.319
    Velocity Z (km/s) 1.694 -2.387

    Orbital Parameters 国际轨道数据源

    Parameter SJ-16 OBJECT H
    Semimajor Axis (a) 6967.177 km 6963.566 km
    Eccentricity (e) 0.001677 0.001038
    Inclination (i) 74.9710° 97.7544°
    RAAN 90.0911° 236.1358°
    Perigee Argument 249.5581° 267.0247°
    Mean Anomaly (M) 110.3807° 92.9785°
    Apogee 600.725 km 592.660 km
    Perigee 577.355 km 578.198 km
    Orbit Epoch 2026-11-04T22:00:04+0000 2026-11-04T18:58:21+0000

    SJ-16 & OBJECT H Collision Probability (Pc) Trend

    SJ-16 & OBJECT H Collision Probability (Pc) TrendNot Available

    SJ-16 & OBJECT H Miss Distance (Miss Distance) Trend

    SJ-16 & OBJECT H Miss Distance (Miss Distance) TrendNot Available

    SJ-16Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT HMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SJ-16Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT HCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SJ-16

    No nearby objects data