Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.031306E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T04:08:17+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 33799
    NORAD ID 33799
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    Name PNEO3
    AOE ID 48268
    NORAD ID 48268
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter COSMOS 2251 DEB PNEO3
    Time of Closest Approach 2026-10-21T00:39:26+0000
    Collision Probability (Pc) 2.031306E-6
    Conjunction Distance (km) 2.329 km
    Relative Speed (km/s) 15.042 km/s
    Conjunction Risk Parameters R (Radial): 1.985 | I (In-track): -0.082 | C (Cross-track): 1.216
    Collision Risk Index (CRI) 0.41
    X Position (km) -6176.27 -6178.118
    Position Y (km) -1187.297 -1186.448
    Position Z (km) 3070.69 3071.825
    Velocity X (km/s) 3.545 -3.441
    Velocity Y (km/s) -1.669 0.514
    Velocity Z (km/s) 6.443 -6.698

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB PNEO3
    Semimajor Axis (a) 6985.432 km 7002.181 km
    Eccentricity (e) 0.002399 0.000133
    Inclination (i) 74.0309° 97.8951°
    RAAN 184.7045° 6.4912°
    Perigee Argument 181.1699° 90.3061°
    Mean Anomaly (M) 248.5990° 269.8304°
    Apogee 624.054 km 624.974 km
    Perigee 590.536 km 623.114 km
    Orbit Epoch 2026-10-20T02:14:32+0000 2026-10-20T12:37:16+0000

    COSMOS 2251 DEB & PNEO3 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & PNEO3 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & PNEO3 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & PNEO3 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PNEO3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    PNEO3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data