Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.417133E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T05:00:34+0800
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    1 Object 1

    AOE ID 4515
    NORAD ID 4515
    Object Type ROCKET BODY
    Country
    US US
    VS

    2 Object 2

    AOE ID 69866
    NORAD ID 69866
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter SCOUT A R/B QIANFAN-237
    Time of Closest Approach 2026-09-06T18:08:43+0000
    Collision Probability (Pc) 1.417133E-6
    Conjunction Distance (km) 2.862 km
    Relative Speed (km/s) 14.722 km/s
    Conjunction Risk Parameters R (Radial): 0.058 | I (In-track): 0.033 | C (Cross-track): -2.86
    Collision Risk Index (CRI) 0.38
    X Position (km) -3613.252 -3610.944
    Position Y (km) -5047.545 -5049.235
    Position Z (km) 4003.805 4003.864
    Velocity X (km/s) 2.276 -2.21
    Velocity Y (km/s) 3.183 -3.35
    Velocity Z (km/s) 6.255 -6.151

    Orbital Parameters 国际轨道数据源

    Parameter SCOUT A R/B QIANFAN-237
    Semimajor Axis (a) 7451.566 km 7383.455 km
    Eccentricity (e) 0.017234 0.003732
    Inclination (i) 90.0172° 89.0067°
    RAAN 234.4103° 55.2930°
    Perigee Argument 338.1340° 52.2191°
    Mean Anomaly (M) 176.8711° 308.2341°
    Apogee 1201.850 km 1032.876 km
    Perigee 945.008 km 977.760 km
    Orbit Epoch 2026-09-04T09:49:16+0000 2026-09-04T14:32:23+0000

    SCOUT A R/B & QIANFAN-237 Collision Probability (Pc) Trend

    SCOUT A R/B & QIANFAN-237 Collision Probability (Pc) TrendNot Available

    SCOUT A R/B & QIANFAN-237 Miss Distance (Miss Distance) Trend

    SCOUT A R/B & QIANFAN-237 Miss Distance (Miss Distance) TrendNot Available

    SCOUT A R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-237Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SCOUT A R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-237Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SCOUT A R/B

    No nearby objects data