Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.4157E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T17:00:15+0800
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    1 Object 1

    AOE ID 37270
    NORAD ID 37270
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 62246
    NORAD ID 62246
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2251 DEB QIANFAN-45
    Time of Closest Approach 2026-10-28T10:23:41+0000
    Collision Probability (Pc) 2.4157E-6
    Conjunction Distance (km) 2.124 km
    Relative Speed (km/s) 14.309 km/s
    Conjunction Risk Parameters R (Radial): -2.117 | I (In-track): 0.008 | C (Cross-track): -0.162
    Collision Risk Index (CRI) 0.43
    X Position (km) 5458.694 5457.119
    Position Y (km) 796.623 796.244
    Position Z (km) -5003.36 -5001.988
    Velocity X (km/s) -4.677 4.831
    Velocity Y (km/s) 2.071 0.876
    Velocity Z (km/s) -5.202 5.424

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB QIANFAN-45
    Semimajor Axis (a) 7407.470 km 7446.629 km
    Eccentricity (e) 0.039407 0.001378
    Inclination (i) 73.9289° 89.0169°
    RAAN 176.1054° 9.3399°
    Perigee Argument 128.6760° 2.0942°
    Mean Anomaly (M) 235.0308° 358.0264°
    Apogee 1321.240 km 1078.754 km
    Perigee 737.426 km 1058.230 km
    Orbit Epoch 2026-10-26T15:01:21+0000 2026-10-26T23:03:12+0000

    COSMOS 2251 DEB & QIANFAN-45 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & QIANFAN-45 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & QIANFAN-45 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & QIANFAN-45 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-45Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-45Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data