Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.074494E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T11:12:18+0800
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    1 Object 1

    AOE ID 506
    NORAD ID 506
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 31810
    NORAD ID 31810
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter EXPLORER 16 FENGYUN 1C DEB
    Time of Closest Approach 2026-10-29T07:22:46+0000
    Collision Probability (Pc) 1.074494E-6
    Conjunction Distance (km) 2.606 km
    Relative Speed (km/s) 7.181 km/s
    Conjunction Risk Parameters R (Radial): 1.847 | I (In-track): 1.632 | C (Cross-track): -0.846
    Collision Risk Index (CRI) 0.36
    X Position (km) 3815.385 3814.612
    Position Y (km) -4627.919 -4627.847
    Position Z (km) 4058.392 4055.905
    Velocity X (km/s) 2.596 -3.53
    Velocity Y (km/s) 5.565 2.279
    Velocity Z (km/s) 4.235 6.034

    Orbital Parameters 国际轨道数据源

    Parameter EXPLORER 16 FENGYUN 1C DEB
    Semimajor Axis (a) 7321.485 km 7112.253 km
    Eccentricity (e) 0.027555 0.020816
    Inclination (i) 52.0018° 98.2549°
    RAAN 286.3535° 314.1131°
    Perigee Argument 329.4322° 245.7763°
    Mean Anomaly (M) 29.0788° 112.1553°
    Apogee 1145.093 km 882.162 km
    Perigee 741.603 km 586.070 km
    Orbit Epoch 2026-10-26T23:46:48+0000 2026-10-28T06:19:46+0000

    EXPLORER 16 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    EXPLORER 16 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    EXPLORER 16 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    EXPLORER 16 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    EXPLORER 16Miss 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

    EXPLORER 16Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with EXPLORER 16

    No nearby objects data