Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.090837E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T06:36:14+0800
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    1 Object 1

    AOE ID 34036
    NORAD ID 34036
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    Name OTP-2
    AOE ID 63235
    NORAD ID 63235
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB OTP-2
    Time of Closest Approach 2026-09-06T18:38:53+0000
    Collision Probability (Pc) 3.090837E-5
    Conjunction Distance (km) 0.968 km
    Relative Speed (km/s) 15.186 km/s
    Conjunction Risk Parameters R (Radial): 0.765 | I (In-track): 0.045 | C (Cross-track): -0.591
    Collision Risk Index (CRI) 0.65
    X Position (km) 4921.633 4922.568
    Position Y (km) -3430.56 -3430.51
    Position Z (km) 3339.951 3340.197
    Velocity X (km/s) -1.511 2.373
    Velocity Y (km/s) 3.983 -3.018
    Velocity Z (km/s) 6.321 -6.583

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB OTP-2
    Semimajor Axis (a) 6870.820 km 6869.208 km
    Eccentricity (e) 0.001542 0.000440
    Inclination (i) 74.0013° 97.3741°
    RAAN 321.0753° 137.9289°
    Perigee Argument 317.5779° 237.3983°
    Mean Anomaly (M) 42.4228° 122.6831°
    Apogee 503.279 km 494.093 km
    Perigee 482.087 km 488.049 km
    Orbit Epoch 2026-09-04T08:14:28+0000 2026-09-03T15:58:16+0000

    COSMOS 2251 DEB & OTP-2 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & OTP-2 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & OTP-2 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & OTP-2 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OTP-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    OTP-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data