Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.766557E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T22:06:12+0800
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    1 Object 1

    AOE ID 2872
    NORAD ID 2872
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 22425
    NORAD ID 22425
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter SURCAL 159 SL-16 DEB
    Time of Closest Approach 2026-11-06T15:18:28+0000
    Collision Probability (Pc) 4.766557E-6
    Conjunction Distance (km) 1.614 km
    Relative Speed (km/s) 12.627 km/s
    Conjunction Risk Parameters R (Radial): -1.391 | I (In-track): 0.43 | C (Cross-track): 0.694
    Collision Risk Index (CRI) 0.49
    X Position (km) -783.078 -782.125
    Position Y (km) -4567.012 -4566.285
    Position Z (km) -5608.335 -5607.255
    Velocity X (km/s) 4.734 2.877
    Velocity Y (km/s) 4.07 -5.436
    Velocity Z (km/s) -3.97 4.13

    Orbital Parameters 国际轨道数据源

    Parameter SURCAL 159 SL-16 DEB
    Semimajor Axis (a) 7273.215 km 7288.581 km
    Eccentricity (e) 0.000962 0.011055
    Inclination (i) 69.9748° 71.1762°
    RAAN 60.3304° 289.8096°
    Perigee Argument 287.8861° 24.5508°
    Mean Anomaly (M) 72.1197° 52.8426°
    Apogee 902.078 km 991.018 km
    Perigee 888.078 km 829.870 km
    Orbit Epoch 2026-11-03T17:34:49+0000 2026-11-04T01:59:15+0000

    SURCAL 159 & SL-16 DEB Collision Probability (Pc) Trend

    SURCAL 159 & SL-16 DEB Collision Probability (Pc) TrendNot Available

    SURCAL 159 & SL-16 DEB Miss Distance (Miss Distance) Trend

    SURCAL 159 & SL-16 DEB Miss Distance (Miss Distance) TrendNot Available

    SURCAL 159Miss 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

    SURCAL 159Collision Probability Trend

    Object 1 Probability TrendNot Available

    SL-16 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SURCAL 159

    No nearby objects data