Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.758609E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T06:29:56+0800
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    1 Object 1

    AOE ID 66724
    NORAD ID 66724
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name BSLT-3
    AOE ID 69009
    NORAD ID 69009
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FLOCK 4H 21 BSLT-3
    Time of Closest Approach 2026-10-29T14:34:58+0000
    Collision Probability (Pc) 1.758609E-6
    Conjunction Distance (km) 2.514 km
    Relative Speed (km/s) 15.096 km/s
    Conjunction Risk Parameters R (Radial): 2.107 | I (In-track): 0.185 | C (Cross-track): -1.359
    Collision Risk Index (CRI) 0.4
    X Position (km) -6408.393 -6410.739
    Position Y (km) -1861.138 -1860.39
    Position Z (km) 1660.372 1660.879
    Velocity X (km/s) -2.042 1.477
    Velocity Y (km/s) 0.46 1.479
    Velocity Z (km/s) -7.324 7.321

    Orbital Parameters 国际轨道数据源

    Parameter FLOCK 4H 21 BSLT-3
    Semimajor Axis (a) 6877.390 km 6875.984 km
    Eccentricity (e) 0.000263 0.000267
    Inclination (i) 97.4064° 97.3876°
    RAAN 11.9142° 195.6395°
    Perigee Argument 165.6811° 219.4369°
    Mean Anomaly (M) 194.4500° 140.6674°
    Apogee 501.064 km 499.681 km
    Perigee 497.442 km 496.013 km
    Orbit Epoch 2026-10-27T03:28:58+0000 2026-10-27T04:09:54+0000

    FLOCK 4H 21 & BSLT-3 Collision Probability (Pc) Trend

    FLOCK 4H 21 & BSLT-3 Collision Probability (Pc) TrendNot Available

    FLOCK 4H 21 & BSLT-3 Miss Distance (Miss Distance) Trend

    FLOCK 4H 21 & BSLT-3 Miss Distance (Miss Distance) TrendNot Available

    FLOCK 4H 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    BSLT-3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FLOCK 4H 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    BSLT-3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FLOCK 4H 21

    No nearby objects data