Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.751597E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:29:55+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 34856
    NORAD ID 34856
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    Name HAWK-6A
    AOE ID 55327
    NORAD ID 55327
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB HAWK-6A
    Time of Closest Approach 2026-09-04T20:14:01+0000
    Collision Probability (Pc) 1.751597E-6
    Conjunction Distance (km) 1.81 km
    Relative Speed (km/s) 4.432 km/s
    Conjunction Risk Parameters R (Radial): -1.637 | I (In-track): 0.736 | C (Cross-track): 0.225
    Collision Risk Index (CRI) 0.4
    X Position (km) -1990.963 -1991.857
    Position Y (km) -6534.74 -6536.242
    Position Z (km) 746.16 745.696
    Velocity X (km/s) 2.25 5.729
    Velocity Y (km/s) 0.136 -1.185
    Velocity Z (km/s) 7.285 4.88

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB HAWK-6A
    Semimajor Axis (a) 6882.909 km 6873.355 km
    Eccentricity (e) 0.003044 0.000362
    Inclination (i) 74.0008° 40.4974°
    RAAN 254.1063° 250.3087°
    Perigee Argument 316.9703° 234.4919°
    Mean Anomaly (M) 195.7235° 125.5553°
    Apogee 525.721 km 497.710 km
    Perigee 483.823 km 492.726 km
    Orbit Epoch 2026-09-03T11:42:42+0000 2026-09-04T01:18:47+0000

    COSMOS 2251 DEB & HAWK-6A Collision Probability (Pc) Trend

    COSMOS 2251 DEB & HAWK-6A Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & HAWK-6A Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & HAWK-6A Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HAWK-6AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HAWK-6ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data