Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.53506E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T07:23:49+0800
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    1 Object 1

    AOE ID 12904
    NORAD ID 12904
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 66714
    NORAD ID 66714
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B FLOCK 4H 11
    Time of Closest Approach 2026-10-19T18:11:18+0000
    Collision Probability (Pc) 9.53506E-7
    Conjunction Distance (km) 2.856 km
    Relative Speed (km/s) 7.297 km/s
    Conjunction Risk Parameters R (Radial): 0.029 | I (In-track): 2.506 | C (Cross-track): 1.369
    Collision Risk Index (CRI) 0.35
    X Position (km) -1911.113 -1913.626
    Position Y (km) 678.138 679.176
    Position Z (km) -6568.182 -6567.312
    Velocity X (km/s) 4.519 7.27
    Velocity Y (km/s) -5.813 0.944
    Velocity Z (km/s) -1.917 -2.02

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B FLOCK 4H 11
    Semimajor Axis (a) 6874.624 km 6867.312 km
    Eccentricity (e) 0.001142 0.000124
    Inclination (i) 81.1571° 97.4087°
    RAAN 311.5499° 3.8074°
    Perigee Argument 251.1526° 319.7606°
    Mean Anomaly (M) 108.8468° 40.3540°
    Apogee 504.338 km 490.027 km
    Perigee 488.636 km 488.323 km
    Orbit Epoch 2026-10-18T14:16:01+0000 2026-10-18T04:52:11+0000

    SL-3 R/B & FLOCK 4H 11 Collision Probability (Pc) Trend

    SL-3 R/B & FLOCK 4H 11 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & FLOCK 4H 11 Miss Distance (Miss Distance) Trend

    SL-3 R/B & FLOCK 4H 11 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4H 11Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4H 11Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data