Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.881389E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T20:32:51+0800
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    1 Object 1

    AOE ID 42635
    NORAD ID 42635
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69118
    NORAD ID 69118
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB QIANFAN-159
    Time of Closest Approach 2026-10-27T23:56:14+0000
    Collision Probability (Pc) 1.881389E-6
    Conjunction Distance (km) 2.38 km
    Relative Speed (km/s) 14.234 km/s
    Conjunction Risk Parameters R (Radial): 2.286 | I (In-track): -0.151 | C (Cross-track): -0.647
    Collision Risk Index (CRI) 0.4
    X Position (km) -2538.27 -2538.807
    Position Y (km) -269.4 -270.098
    Position Z (km) 6984.313 6986.523
    Velocity X (km/s) 5.546 -6.791
    Velocity Y (km/s) 4.223 -1.09
    Velocity Z (km/s) 2.204 -2.505

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB QIANFAN-159
    Semimajor Axis (a) 7425.185 km 7446.621 km
    Eccentricity (e) 0.004476 0.000206
    Inclination (i) 99.7652° 89.0183°
    RAAN 212.9188° 8.8376°
    Perigee Argument 312.9950° 106.0434°
    Mean Anomaly (M) 73.9201° 254.0944°
    Apogee 1080.284 km 1070.021 km
    Perigee 1013.812 km 1066.947 km
    Orbit Epoch 2026-10-26T17:37:53+0000 2026-10-27T05:37:12+0000

    DELTA 1 DEB & QIANFAN-159 Collision Probability (Pc) Trend

    DELTA 1 DEB & QIANFAN-159 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & QIANFAN-159 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & QIANFAN-159 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-159Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-159Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data