Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.207055E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T12:42:40+0800
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    1 Object 1

    AOE ID 49425
    NORAD ID 49425
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68668
    NORAD ID 68668
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3139 STARLINK-37221
    Time of Closest Approach 2026-10-23T11:25:34+0000
    Collision Probability (Pc) 1.207055E-6
    Conjunction Distance (km) 2.96 km
    Relative Speed (km/s) 11.989 km/s
    Conjunction Risk Parameters R (Radial): -2.93 | I (In-track): -0.264 | C (Cross-track): 0.313
    Collision Risk Index (CRI) 0.37
    X Position (km) 4093.02 4091.001
    Position Y (km) -305.043 -305.164
    Position Z (km) 5472.504 5470.343
    Velocity X (km/s) 0.434 5.839
    Velocity Y (km/s) 7.622 -2.054
    Velocity Z (km/s) 0.1 -4.47

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3139 STARLINK-37221
    Semimajor Axis (a) 6848.869 km 6843.664 km
    Eccentricity (e) 0.000161 0.000189
    Inclination (i) 53.1598° 97.2854°
    RAAN 272.5462° 165.0528°
    Perigee Argument 87.4779° 84.3480°
    Mean Anomaly (M) 272.6407° 275.7979°
    Apogee 471.837 km 466.824 km
    Perigee 469.627 km 464.230 km
    Orbit Epoch 2026-10-22T08:25:03+0000 2026-10-22T14:31:08+0000

    STARLINK-3139 & STARLINK-37221 Collision Probability (Pc) Trend

    STARLINK-3139 & STARLINK-37221 Collision Probability (Pc) TrendNot Available

    STARLINK-3139 & STARLINK-37221 Miss Distance (Miss Distance) Trend

    STARLINK-3139 & STARLINK-37221 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3139Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37221Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3139Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37221Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3139

    No nearby objects data