Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.512652E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T18:33:56+0800
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    1 Object 1

    AOE ID 52855
    NORAD ID 52855
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name BLUEBON
    AOE ID 62688
    NORAD ID 62688
    Object Type PAYLOAD
    Country
    PL PL

    Conjunction Constraints

    Parameter STARLINK-4209 BLUEBON
    Time of Closest Approach 2026-10-22T15:21:24+0000
    Collision Probability (Pc) 5.512652E-6
    Conjunction Distance (km) 1.403 km
    Relative Speed (km/s) 8.018 km/s
    Conjunction Risk Parameters R (Radial): 0.125 | I (In-track): 1.19 | C (Cross-track): 0.732
    Collision Risk Index (CRI) 0.5
    X Position (km) 4627.452 4628.097
    Position Y (km) 2168.187 2169.065
    Position Z (km) -4567.229 -4566.346
    Velocity X (km/s) 0.131 5.085
    Velocity Y (km/s) 6.831 0.931
    Velocity Z (km/s) 3.379 5.599

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4209 BLUEBON
    Semimajor Axis (a) 6848.857 km 6846.615 km
    Eccentricity (e) 0.000121 0.000098
    Inclination (i) 53.1618° 97.3921°
    RAAN 71.6832° 17.5453°
    Perigee Argument 62.9852° 158.7054°
    Mean Anomaly (M) 297.1272° 201.4229°
    Apogee 471.549 km 469.152 km
    Perigee 469.891 km 467.804 km
    Orbit Epoch 2026-10-21T16:06:44+0000 2026-10-21T17:36:03+0000

    STARLINK-4209 & BLUEBON Collision Probability (Pc) Trend

    STARLINK-4209 & BLUEBON Collision Probability (Pc) TrendNot Available

    STARLINK-4209 & BLUEBON Miss Distance (Miss Distance) Trend

    STARLINK-4209 & BLUEBON Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4209Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    BLUEBONMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4209Collision Probability Trend

    Object 1 Probability TrendNot Available

    BLUEBONCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4209

    No nearby objects data