Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.490036E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-21T21:13:12+0800
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    1 Object 1

    AOE ID 48104
    NORAD ID 48104
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69615
    NORAD ID 69615
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2439 KUIPER-00547
    Time of Closest Approach 2026-09-21T15:16:26+0000
    Collision Probability (Pc) 8.490036E-7
    Conjunction Distance (km) 2.266 km
    Relative Speed (km/s) 3.028 km/s
    Conjunction Risk Parameters R (Radial): -2.253 | I (In-track): -0.227 | C (Cross-track): 0.046
    Collision Risk Index (CRI) 0.34
    X Position (km) 3638.774 3637.707
    Position Y (km) 2213.294 2212.375
    Position Z (km) 5353.208 5351.434
    Velocity X (km/s) -5.193 -3.29
    Velocity Y (km/s) 5.451 6.865
    Velocity Z (km/s) 1.272 -0.61

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2439 KUIPER-00547
    Semimajor Axis (a) 6848.834 km 6848.671 km
    Eccentricity (e) 0.000178 0.001054
    Inclination (i) 53.1625° 51.8829°
    RAAN 324.2881° 293.8531°
    Perigee Argument 94.4966° 158.6477°
    Mean Anomaly (M) 265.6240° 325.3011°
    Apogee 471.919 km 477.751 km
    Perigee 469.475 km 463.317 km
    Orbit Epoch 2026-09-20T21:42:33+0000 2026-09-21T06:00:04+0000

    STARLINK-2439 & KUIPER-00547 Collision Probability (Pc) Trend

    STARLINK-2439 & KUIPER-00547 Collision Probability (Pc) TrendNot Available

    STARLINK-2439 & KUIPER-00547 Miss Distance (Miss Distance) Trend

    STARLINK-2439 & KUIPER-00547 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2439Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00547Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2439Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00547Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2439

    No nearby objects data