Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.455863E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T16:07:47+0800
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    1 Object 1

    AOE ID 35435
    NORAD ID 35435
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 52158
    NORAD ID 52158
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB GNOMES-3
    Time of Closest Approach 2026-10-29T17:31:25+0000
    Collision Probability (Pc) 1.455863E-6
    Conjunction Distance (km) 2.829 km
    Relative Speed (km/s) 15.017 km/s
    Conjunction Risk Parameters R (Radial): -0.697 | I (In-track): -0.278 | C (Cross-track): 2.728
    Collision Risk Index (CRI) 0.38
    X Position (km) -4404.188 -4404.305
    Position Y (km) -2035.036 -2032.211
    Position Z (km) 5030.275 5030.347
    Velocity X (km/s) 5.792 -5.461
    Velocity Y (km/s) -0.624 -0.891
    Velocity Z (km/s) 4.801 -5.139

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB GNOMES-3
    Semimajor Axis (a) 6985.538 km 6990.253 km
    Eccentricity (e) 0.001229 0.000961
    Inclination (i) 74.0073° 97.8124°
    RAAN 191.0021° 14.8405°
    Perigee Argument 204.5515° 244.2386°
    Mean Anomaly (M) 168.8584° 115.7838°
    Apogee 615.985 km 618.833 km
    Perigee 598.817 km 605.399 km
    Orbit Epoch 2026-10-27T23:23:03+0000 2026-10-27T22:53:32+0000

    COSMOS 2251 DEB & GNOMES-3 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & GNOMES-3 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & GNOMES-3 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & GNOMES-3 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GNOMES-3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    GNOMES-3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data