Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.325019E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:21:25+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 25655
    NORAD ID 25655
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 59304
    NORAD ID 59304
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 DEB STARLINK-31474
    Time of Closest Approach 2026-09-06T16:07:55+0000
    Collision Probability (Pc) 2.325019E-6
    Conjunction Distance (km) 1.903 km
    Relative Speed (km/s) 8.691 km/s
    Conjunction Risk Parameters R (Radial): 1.851 | I (In-track): 0.366 | C (Cross-track): -0.247
    Collision Risk Index (CRI) 0.42
    X Position (km) -3059.833 -3060.614
    Position Y (km) -4885.648 -4887.249
    Position Z (km) -3721.523 -3722.191
    Velocity X (km/s) -3.178 4.543
    Velocity Y (km/s) -2.834 -5.243
    Velocity Z (km/s) 6.331 3.152

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 DEB STARLINK-31474
    Semimajor Axis (a) 6875.207 km 6861.206 km
    Eccentricity (e) 0.002939 0.000103
    Inclination (i) 97.5250° 43.0036°
    RAAN 230.2876° 295.7628°
    Perigee Argument 324.1724° 262.2077°
    Mean Anomaly (M) 35.7540° 97.8658°
    Apogee 517.277 km 483.777 km
    Perigee 476.863 km 482.361 km
    Orbit Epoch 2026-09-03T22:02:45+0000 2026-09-04T04:43:46+0000

    SL-3 DEB & STARLINK-31474 Collision Probability (Pc) Trend

    SL-3 DEB & STARLINK-31474 Collision Probability (Pc) TrendNot Available

    SL-3 DEB & STARLINK-31474 Miss Distance (Miss Distance) Trend

    SL-3 DEB & STARLINK-31474 Miss Distance (Miss Distance) TrendNot Available

    SL-3 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31474Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31474Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 DEB

    No nearby objects data