Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.498284E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T13:07:50+0800
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    1 Object 1

    AOE ID 23198
    NORAD ID 23198
    Object Type ROCKET BODY
    Country
    US US
    VS

    2 Object 2

    AOE ID 59949
    NORAD ID 59949
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter APEX R/B STARLINK-11138
    Time of Closest Approach 2026-09-06T17:22:54+0000
    Collision Probability (Pc) 1.498284E-6
    Conjunction Distance (km) 2.597 km
    Relative Speed (km/s) 12.644 km/s
    Conjunction Risk Parameters R (Radial): -0.284 | I (In-track): 1.494 | C (Cross-track): -2.105
    Collision Risk Index (CRI) 0.39
    X Position (km) 1915.219 1917.613
    Position Y (km) -5189.107 -5188.264
    Position Z (km) -3854.872 -3854.32
    Velocity X (km/s) 4.57 4.231
    Velocity Y (km/s) -2.826 4.759
    Velocity Z (km/s) 5.803 -4.307

    Orbital Parameters 国际轨道数据源

    Parameter APEX R/B STARLINK-11138
    Semimajor Axis (a) 7156.706 km 6737.808 km
    Eccentricity (e) 0.062063 0.000144
    Inclination (i) 69.9193° 53.1584°
    RAAN 311.7554° 94.3685°
    Perigee Argument 306.5504° 140.9843°
    Mean Anomaly (M) 47.9993° 219.1279°
    Apogee 1222.739 km 360.643 km
    Perigee 334.399 km 358.699 km
    Orbit Epoch 2026-09-03T19:13:42+0000 2026-09-03T13:33:02+0000

    APEX R/B & STARLINK-11138 Collision Probability (Pc) Trend

    APEX R/B & STARLINK-11138 Collision Probability (Pc) TrendNot Available

    APEX R/B & STARLINK-11138 Miss Distance (Miss Distance) Trend

    APEX R/B & STARLINK-11138 Miss Distance (Miss Distance) TrendNot Available

    APEX R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11138Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    APEX R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11138Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with APEX R/B

    No nearby objects data