Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.067966E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T12:18:46+0800
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    1 Object 1

    AOE ID 34722
    NORAD ID 34722
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 57830
    NORAD ID 57830
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2251 DEB YAOGAN-40 01A
    Time of Closest Approach 2026-10-23T10:15:40+0000
    Collision Probability (Pc) 3.067966E-5
    Conjunction Distance (km) 0.854 km
    Relative Speed (km/s) 8.252 km/s
    Conjunction Risk Parameters R (Radial): -0.738 | I (In-track): -0.364 | C (Cross-track): 0.225
    Collision Risk Index (CRI) 0.65
    X Position (km) 1637.312 1637.551
    Position Y (km) 1202.304 1202.069
    Position Z (km) -6947.796 -6947.011
    Velocity X (km/s) -5.161 -6.645
    Velocity Y (km/s) 5.315 -2.59
    Velocity Z (km/s) -0.17 -2.015

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB YAOGAN-40 01A
    Semimajor Axis (a) 7228.597 km 7229.074 km
    Eccentricity (e) 0.016327 0.000204
    Inclination (i) 73.8720° 85.9967°
    RAAN 136.0025° 202.6694°
    Perigee Argument 1.7578° 86.4701°
    Mean Anomaly (M) 55.0359° 273.6716°
    Apogee 968.483 km 852.414 km
    Perigee 732.437 km 849.460 km
    Orbit Epoch 2026-10-22T14:33:38+0000 2026-10-22T21:09:36+0000

    COSMOS 2251 DEB & YAOGAN-40 01A Collision Probability (Pc) Trend

    COSMOS 2251 DEB & YAOGAN-40 01A Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & YAOGAN-40 01A Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & YAOGAN-40 01A Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-40 01AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-40 01ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data