Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.404452E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T17:19:22+0800
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    1 Object 1

    AOE ID 48715
    NORAD ID 48715
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54805
    NORAD ID 54805
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 17 DEB STARLINK-5417
    Time of Closest Approach 2026-10-30T21:09:21+0000
    Collision Probability (Pc) 1.404452E-6
    Conjunction Distance (km) 2.487 km
    Relative Speed (km/s) 9.988 km/s
    Conjunction Risk Parameters R (Radial): -1.861 | I (In-track): 1.238 | C (Cross-track): 1.089
    Collision Risk Index (CRI) 0.38
    X Position (km) 4380.788 4380.735
    Position Y (km) -768.693 -769.45
    Position Z (km) -5277.687 -5280.055
    Velocity X (km/s) 5.249 3.31
    Velocity Y (km/s) -2.741 6.596
    Velocity Z (km/s) 4.757 1.787

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 17 DEB STARLINK-5417
    Semimajor Axis (a) 6900.250 km 6898.882 km
    Eccentricity (e) 0.000631 0.000150
    Inclination (i) 98.7466° 53.1605°
    RAAN 335.1303° 63.3411°
    Perigee Argument 304.6319° 27.1233°
    Mean Anomaly (M) 55.4314° 318.1506°
    Apogee 526.468 km 521.778 km
    Perigee 517.758 km 519.712 km
    Orbit Epoch 2026-10-27T01:25:47+0000 2026-10-28T14:00:02+0000

    NOAA 17 DEB & STARLINK-5417 Collision Probability (Pc) Trend

    NOAA 17 DEB & STARLINK-5417 Collision Probability (Pc) TrendNot Available

    NOAA 17 DEB & STARLINK-5417 Miss Distance (Miss Distance) Trend

    NOAA 17 DEB & STARLINK-5417 Miss Distance (Miss Distance) TrendNot Available

    NOAA 17 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5417Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 17 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5417Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 17 DEB

    No nearby objects data