Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.898321E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-09T14:36:21+0800
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    1 Object 1

    AOE ID 42271
    NORAD ID 42271
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 49169
    NORAD ID 49169
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter DMSP 5D-2 F13 DEB STARLINK-3046
    Time of Closest Approach 2026-09-09T09:16:15+0000
    Collision Probability (Pc) 1.898321E-6
    Conjunction Distance (km) 2.411 km
    Relative Speed (km/s) 15.06 km/s
    Conjunction Risk Parameters R (Radial): -2.404 | I (In-track): 0.031 | C (Cross-track): 0.163
    Collision Risk Index (CRI) 0.41
    X Position (km) 5975.86 5977.89
    Position Y (km) -1993.538 -1994.386
    Position Z (km) 2929.369 2930.352
    Velocity X (km/s) -3.395 3.716
    Velocity Y (km/s) -0.195 1.771
    Velocity Z (km/s) 6.769 -6.359

    Orbital Parameters 国际轨道数据源

    Parameter DMSP 5D-2 F13 DEB STARLINK-3046
    Semimajor Axis (a) 6946.997 km 6950.190 km
    Eccentricity (e) 0.000246 0.000284
    Inclination (i) 98.6764° 69.9999°
    RAAN 342.6473° 172.7183°
    Perigee Argument 202.5423° 271.3923°
    Mean Anomaly (M) 157.5690° 88.6911°
    Apogee 570.569 km 574.025 km
    Perigee 567.151 km 570.081 km
    Orbit Epoch 2026-09-06T17:05:49+0000 2026-09-08T19:46:17+0000

    DMSP 5D-2 F13 DEB & STARLINK-3046 Collision Probability (Pc) Trend

    DMSP 5D-2 F13 DEB & STARLINK-3046 Collision Probability (Pc) TrendNot Available

    DMSP 5D-2 F13 DEB & STARLINK-3046 Miss Distance (Miss Distance) Trend

    DMSP 5D-2 F13 DEB & STARLINK-3046 Miss Distance (Miss Distance) TrendNot Available

    DMSP 5D-2 F13 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3046Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DMSP 5D-2 F13 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3046Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DMSP 5D-2 F13 DEB

    No nearby objects data