Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.905096E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T07:57:57+0800
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    1 Object 1

    AOE ID 49414
    NORAD ID 49414
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69683
    NORAD ID 69683
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3146 STARLINK-37990
    Time of Closest Approach 2026-10-15T05:12:28+0000
    Collision Probability (Pc) 1.905096E-6
    Conjunction Distance (km) 2.39 km
    Relative Speed (km/s) 14.735 km/s
    Conjunction Risk Parameters R (Radial): 2.231 | I (In-track): -0.226 | C (Cross-track): 0.827
    Collision Risk Index (CRI) 0.41
    X Position (km) 4813.971 4814.939
    Position Y (km) -4626.223 -4628.252
    Position Z (km) 1497.135 1497.944
    Velocity X (km/s) 2.293 0.515
    Velocity Y (km/s) 4.301 -1.87
    Velocity Z (km/s) 5.878 -7.383

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3146 STARLINK-37990
    Semimajor Axis (a) 6843.402 km 6843.673 km
    Eccentricity (e) 0.000124 0.000227
    Inclination (i) 53.1602° 97.2839°
    RAAN 311.6486° 133.4298°
    Perigee Argument 92.1799° 93.0457°
    Mean Anomaly (M) 267.9345° 267.1045°
    Apogee 466.118 km 467.087 km
    Perigee 464.412 km 463.985 km
    Orbit Epoch 2026-10-14T02:32:55+0000 2026-10-14T03:25:26+0000

    STARLINK-3146 & STARLINK-37990 Collision Probability (Pc) Trend

    STARLINK-3146 & STARLINK-37990 Collision Probability (Pc) TrendNot Available

    STARLINK-3146 & STARLINK-37990 Miss Distance (Miss Distance) Trend

    STARLINK-3146 & STARLINK-37990 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3146Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37990Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3146Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37990Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3146

    No nearby objects data