Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.375211E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-12T12:02:26+0800
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    1 Object 1

    Name STEP 2
    AOE ID 23105
    NORAD ID 23105
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 26037
    NORAD ID 26037
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter STEP 2 SL-12 DEB
    Time of Closest Approach 2026-11-13T00:48:02+0000
    Collision Probability (Pc) 1.375211E-6
    Conjunction Distance (km) 2.033 km
    Relative Speed (km/s) 4.791 km/s
    Conjunction Risk Parameters R (Radial): -1.087 | I (In-track): 1.71 | C (Cross-track): 0.161
    Collision Risk Index (CRI) 0.38
    X Position (km) 3605.845 3604.021
    Position Y (km) 2281.911 2281.035
    Position Z (km) 5489.396 5489.581
    Velocity X (km/s) -5.884 -7.977
    Velocity Y (km/s) -1.674 2.628
    Velocity Z (km/s) 4.474 4.227

    Orbital Parameters 国际轨道数据源

    Parameter STEP 2 SL-12 DEB
    Semimajor Axis (a) 6971.733 km 15184.283 km
    Eccentricity (e) 0.008229 0.541238
    Inclination (i) 81.9401° 64.9626°
    RAAN 23.6163° 356.0553°
    Perigee Argument 135.0905° 59.5687°
    Mean Anomaly (M) 225.7011° 343.0365°
    Apogee 650.968 km 17024.462 km
    Perigee 536.224 km 587.830 km
    Orbit Epoch 2026-11-11T06:41:52+0000 2026-11-11T07:10:21+0000

    STEP 2 & SL-12 DEB Collision Probability (Pc) Trend

    STEP 2 & SL-12 DEB Collision Probability (Pc) TrendNot Available

    STEP 2 & SL-12 DEB Miss Distance (Miss Distance) Trend

    STEP 2 & SL-12 DEB Miss Distance (Miss Distance) TrendNot Available

    STEP 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SL-12 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STEP 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    SL-12 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STEP 2

    No nearby objects data