Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.499014E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T02:46:13+0800
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    1 Object 1

    AOE ID 24955
    NORAD ID 24955
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 61555
    NORAD ID 61555
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter SL-8 R/B QIANFAN-22
    Time of Closest Approach 2026-10-21T23:00:31+0000
    Collision Probability (Pc) 1.499014E-6
    Conjunction Distance (km) 2.75 km
    Relative Speed (km/s) 14.727 km/s
    Conjunction Risk Parameters R (Radial): -2.35 | I (In-track): -0.097 | C (Cross-track): -1.423
    Collision Risk Index (CRI) 0.39
    X Position (km) 5090.675 5090.061
    Position Y (km) 5116.081 5113.445
    Position Z (km) 1249.433 1248.952
    Velocity X (km/s) 0.221 -0.992
    Velocity Y (km/s) 1.531 -0.809
    Velocity Z (km/s) -7.221 7.268

    Orbital Parameters 国际轨道数据源

    Parameter SL-8 R/B QIANFAN-22
    Semimajor Axis (a) 7335.110 km 7319.270 km
    Eccentricity (e) 0.002837 0.000847
    Inclination (i) 82.9213° 88.9879°
    RAAN 227.0540° 45.0267°
    Perigee Argument 227.4036° 114.8309°
    Mean Anomaly (M) 132.4731° 245.3744°
    Apogee 977.780 km 947.336 km
    Perigee 936.166 km 934.930 km
    Orbit Epoch 2026-10-21T01:20:04+0000 2026-10-21T07:22:21+0000

    SL-8 R/B & QIANFAN-22 Collision Probability (Pc) Trend

    SL-8 R/B & QIANFAN-22 Collision Probability (Pc) TrendNot Available

    SL-8 R/B & QIANFAN-22 Miss Distance (Miss Distance) Trend

    SL-8 R/B & QIANFAN-22 Miss Distance (Miss Distance) TrendNot Available

    SL-8 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-22Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-8 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-22Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-8 R/B

    No nearby objects data