Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.344919E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T12:36:26+0800
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    1 Object 1

    AOE ID 10745
    NORAD ID 10745
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 56167
    NORAD ID 56167
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-8 R/B CHECKMATE 2
    Time of Closest Approach 2026-10-20T12:12:26+0000
    Collision Probability (Pc) 1.344919E-6
    Conjunction Distance (km) 1.603 km
    Relative Speed (km/s) 1.521 km/s
    Conjunction Risk Parameters R (Radial): 1.578 | I (In-track): -0.281 | C (Cross-track): -0.019
    Collision Risk Index (CRI) 0.38
    X Position (km) -1566.191 -1566.735
    Position Y (km) 58.639 58.838
    Position Z (km) -7159.525 -7161.019
    Velocity X (km/s) 5.725 4.7
    Velocity Y (km/s) -4.469 -5.568
    Velocity Z (km/s) -1.295 -1.069

    Orbital Parameters 国际轨道数据源

    Parameter SL-8 R/B CHECKMATE 2
    Semimajor Axis (a) 7345.796 km 7323.712 km
    Eccentricity (e) 0.003373 0.000662
    Inclination (i) 82.9252° 81.0031°
    RAAN 324.1451° 312.1702°
    Perigee Argument 249.3973° 349.0207°
    Mean Anomaly (M) 121.4445° 11.0803°
    Apogee 992.438 km 950.425 km
    Perigee 942.880 km 940.725 km
    Orbit Epoch 2026-10-19T08:52:53+0000 2026-10-19T19:20:46+0000

    SL-8 R/B & CHECKMATE 2 Collision Probability (Pc) Trend

    SL-8 R/B & CHECKMATE 2 Collision Probability (Pc) TrendNot Available

    SL-8 R/B & CHECKMATE 2 Miss Distance (Miss Distance) Trend

    SL-8 R/B & CHECKMATE 2 Miss Distance (Miss Distance) TrendNot Available

    SL-8 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CHECKMATE 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-8 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    CHECKMATE 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-8 R/B

    No nearby objects data