Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.533759E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T21:06:59+0800
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    1 Object 1

    AOE ID 39240
    NORAD ID 39240
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 39881
    NORAD ID 39881
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter YAOGAN 17B SL-16 DEB
    Time of Closest Approach 2026-10-31T15:54:11+0000
    Collision Probability (Pc) 2.533759E-6
    Conjunction Distance (km) 2.055 km
    Relative Speed (km/s) 13.604 km/s
    Conjunction Risk Parameters R (Radial): 1.717 | I (In-track): 0.479 | C (Cross-track): -1.023
    Collision Risk Index (CRI) 0.43
    X Position (km) -2574.699 -2576.364
    Position Y (km) 5799.152 5800.13
    Position Z (km) 3304.508 3305.209
    Velocity X (km/s) -2.319 -3.837
    Velocity Y (km/s) -4.26 1.847
    Velocity Z (km/s) 5.878 -6.183

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 17B SL-16 DEB
    Semimajor Axis (a) 7467.050 km 7238.442 km
    Eccentricity (e) 0.043831 0.011357
    Inclination (i) 63.3831° 70.9881°
    RAAN 103.2268° 311.1538°
    Perigee Argument 12.0939° 145.8308°
    Mean Anomaly (M) 349.0211° 215.0190°
    Apogee 1416.200 km 942.509 km
    Perigee 761.626 km 778.101 km
    Orbit Epoch 2026-10-29T22:44:10+0000 2026-10-28T08:51:35+0000

    YAOGAN 17B & SL-16 DEB Collision Probability (Pc) Trend

    YAOGAN 17B & SL-16 DEB Collision Probability (Pc) TrendNot Available

    YAOGAN 17B & SL-16 DEB Miss Distance (Miss Distance) Trend

    YAOGAN 17B & SL-16 DEB Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 17BMiss 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

    YAOGAN 17BCollision Probability Trend

    Object 1 Probability TrendNot Available

    SL-16 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 17B

    No nearby objects data