Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.360243E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-26T21:17:59+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 33821
    NORAD ID 33821
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 45189
    NORAD ID 45189
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-1230
    Time of Closest Approach 2026-10-29T00:57:05+0000
    Collision Probability (Pc) 1.360243E-6
    Conjunction Distance (km) 2.822 km
    Relative Speed (km/s) 13.267 km/s
    Conjunction Risk Parameters R (Radial): 0.421 | I (In-track): 1.384 | C (Cross-track): 2.423
    Collision Risk Index (CRI) 0.38
    X Position (km) -6087.437 -6087.421
    Position Y (km) -215.879 -213.151
    Position Z (km) 3029.113 3028.393
    Velocity X (km/s) 3.356 -2.358
    Velocity Y (km/s) -2.235 -5.213
    Velocity Z (km/s) 6.507 -5.089

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-1230
    Semimajor Axis (a) 6801.778 km 6804.829 km
    Eccentricity (e) 0.003231 0.000175
    Inclination (i) 74.0219° 53.1503°
    RAAN 180.6363° 38.3821°
    Perigee Argument 133.1678° 328.1330°
    Mean Anomaly (M) 227.2244° 163.6805°
    Apogee 445.620 km 427.886 km
    Perigee 401.662 km 425.498 km
    Orbit Epoch 2026-10-25T22:22:05+0000 2026-10-26T00:00:03+0000

    COSMOS 2251 DEB & STARLINK-1230 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-1230 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-1230 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-1230 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-1230Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-1230Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data