Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.665758E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T10:24:56+0800
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    1 Object 1

    AOE ID 34271
    NORAD ID 34271
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 68881
    NORAD ID 68881
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB KUIPER-00499
    Time of Closest Approach 2026-11-06T07:41:16+0000
    Collision Probability (Pc) 3.665758E-6
    Conjunction Distance (km) 1.503 km
    Relative Speed (km/s) 6.073 km/s
    Conjunction Risk Parameters R (Radial): 0.815 | I (In-track): 1.154 | C (Cross-track): -0.511
    Collision Risk Index (CRI) 0.46
    X Position (km) -1031.376 -1030.71
    Position Y (km) -4412.87 -4414.214
    Position Z (km) -5350.477 -5350.565
    Velocity X (km/s) 1.942 6.618
    Velocity Y (km/s) -5.805 -3.298
    Velocity Z (km/s) 4.4 1.447

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB KUIPER-00499
    Semimajor Axis (a) 7014.477 km 7007.657 km
    Eccentricity (e) 0.002016 0.000066
    Inclination (i) 74.0172° 51.9015°
    RAAN 282.5635° 335.9800°
    Perigee Argument 264.4335° 47.1626°
    Mean Anomaly (M) 162.4420° 312.9392°
    Apogee 650.484 km 629.983 km
    Perigee 622.196 km 629.057 km
    Orbit Epoch 2026-11-03T07:06:54+0000 2026-11-03T18:26:35+0000

    COSMOS 2251 DEB & KUIPER-00499 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & KUIPER-00499 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & KUIPER-00499 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & KUIPER-00499 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00499Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00499Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data