Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.258147E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T08:29:36+0800
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    1 Object 1

    AOE ID 34816
    NORAD ID 34816
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 62800
    NORAD ID 62800
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2251 DEB QIANFAN-70
    Time of Closest Approach 2026-10-25T15:28:56+0000
    Collision Probability (Pc) 1.258147E-6
    Conjunction Distance (km) 2.643 km
    Relative Speed (km/s) 9.826 km/s
    Conjunction Risk Parameters R (Radial): 2.203 | I (In-track): -1.124 | C (Cross-track): -0.93
    Collision Risk Index (CRI) 0.37
    X Position (km) 576.975 578.455
    Position Y (km) 1982.577 1983.752
    Position Z (km) 7139.594 7141.441
    Velocity X (km/s) -7.056 -2.421
    Velocity Y (km/s) 1.886 -6.611
    Velocity Z (km/s) 0.33 2.018

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB QIANFAN-70
    Semimajor Axis (a) 7418.100 km 7447.057 km
    Eccentricity (e) 0.037370 0.001626
    Inclination (i) 73.8883° 88.9714°
    RAAN 349.8872° 70.3700°
    Perigee Argument 357.4189° 141.0349°
    Mean Anomaly (M) 28.6203° 219.1977°
    Apogee 1317.176 km 1081.029 km
    Perigee 762.750 km 1056.811 km
    Orbit Epoch 2026-10-23T03:07:05+0000 2026-10-23T20:27:16+0000

    COSMOS 2251 DEB & QIANFAN-70 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & QIANFAN-70 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & QIANFAN-70 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & QIANFAN-70 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-70Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-70Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data