Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.033432E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T13:25:55+0800
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    1 Object 1

    AOE ID 5552
    NORAD ID 5552
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 10648
    NORAD ID 10648
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 449 DELTA 1 DEB
    Time of Closest Approach 2026-10-28T06:13:47+0000
    Collision Probability (Pc) 1.033432E-6
    Conjunction Distance (km) 2.372 km
    Relative Speed (km/s) 5.072 km/s
    Conjunction Risk Parameters R (Radial): -1.305 | I (In-track): 1.849 | C (Cross-track): 0.711
    Collision Risk Index (CRI) 0.35
    X Position (km) -5134.644 -5134.076
    Position Y (km) 1505.854 1505.807
    Position Z (km) 5753.419 5755.722
    Velocity X (km/s) -5.399 -4.209
    Velocity Y (km/s) -1.421 3.506
    Velocity Z (km/s) -4.445 -4.627

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 449 DELTA 1 DEB
    Semimajor Axis (a) 7890.109 km 7970.266 km
    Eccentricity (e) 0.003674 0.013938
    Inclination (i) 74.0316° 101.9439°
    RAAN 1.9916° 330.1812°
    Perigee Argument 142.4267° 117.0550°
    Mean Anomaly (M) 30.5937° 3.3222°
    Apogee 1540.964 km 1703.221 km
    Perigee 1482.980 km 1481.037 km
    Orbit Epoch 2026-10-27T22:42:25+0000 2026-10-27T22:18:00+0000

    COSMOS 449 & DELTA 1 DEB Collision Probability (Pc) Trend

    COSMOS 449 & DELTA 1 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 449 & DELTA 1 DEB Miss Distance (Miss Distance) Trend

    COSMOS 449 & DELTA 1 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 449Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 449Collision Probability Trend

    Object 1 Probability TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 449

    No nearby objects data