Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.411958E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-09T06:05:20+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 30716
    NORAD ID 30716
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter STEP 2 FENGYUN 1C DEB
    Time of Closest Approach 2026-11-09T03:33:21+0000
    Collision Probability (Pc) 1.411958E-6
    Conjunction Distance (km) 2.88 km
    Relative Speed (km/s) 14.841 km/s
    Conjunction Risk Parameters R (Radial): -1.166 | I (In-track): 0.548 | C (Cross-track): 2.575
    Collision Risk Index (CRI) 0.38
    X Position (km) -15.886 -15.268
    Position Y (km) 1070.108 1067.4
    Position Z (km) 6848.646 6847.89
    Velocity X (km/s) -6.857 7.585
    Velocity Y (km/s) -3.245 0.141
    Velocity Z (km/s) 0.438 -0.006

    Orbital Parameters 国际轨道数据源

    Parameter STEP 2 FENGYUN 1C DEB
    Semimajor Axis (a) 6971.803 km 6948.857 km
    Eccentricity (e) 0.008215 0.001486
    Inclination (i) 81.9407° 98.8544°
    RAAN 26.7695° 179.3216°
    Perigee Argument 145.1434° 99.5061°
    Mean Anomaly (M) 215.5204° 315.4247°
    Apogee 650.942 km 581.047 km
    Perigee 536.390 km 560.393 km
    Orbit Epoch 2026-11-08T04:37:35+0000 2026-11-07T14:32:57+0000

    STEP 2 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    STEP 2 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    STEP 2 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    STEP 2 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    STEP 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STEP 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STEP 2

    No nearby objects data