Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.294184E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:52:32+0800
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    1 Object 1

    AOE ID 35996
    NORAD ID 35996
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 65760
    NORAD ID 65760
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-34890
    Time of Closest Approach 2026-10-20T02:43:40+0000
    Collision Probability (Pc) 1.294184E-6
    Conjunction Distance (km) 2.972 km
    Relative Speed (km/s) 13.662 km/s
    Conjunction Risk Parameters R (Radial): 2.93 | I (In-track): -0.22 | C (Cross-track): 0.444
    Collision Risk Index (CRI) 0.37
    X Position (km) 6764.102 6761.191
    Position Y (km) 29.233 29.707
    Position Z (km) -1052.959 -1052.601
    Velocity X (km/s) -1.135 0.907
    Velocity Y (km/s) 2.128 4.635
    Velocity Z (km/s) -7.275 5.998

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-34890
    Semimajor Axis (a) 6900.391 km 6840.832 km
    Eccentricity (e) 0.008467 0.000052
    Inclination (i) 74.0328° 53.1594°
    RAAN 184.2179° 11.2094°
    Perigee Argument 196.5561° 78.1144°
    Mean Anomaly (M) 163.2867° 281.9917°
    Apogee 580.680 km 463.054 km
    Perigee 463.828 km 462.336 km
    Orbit Epoch 2026-10-16T23:23:15+0000 2026-10-19T04:53:27+0000

    COSMOS 2251 DEB & STARLINK-34890 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-34890 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-34890 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-34890 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34890Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34890Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data