Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.814806E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T16:45:59+0800
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    1 Object 1

    AOE ID 42986
    NORAD ID 42986
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 68933
    NORAD ID 68933
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2523 KUIPER-00421
    Time of Closest Approach 2026-09-05T22:02:33+0000
    Collision Probability (Pc) 2.814806E-6
    Conjunction Distance (km) 1.994 km
    Relative Speed (km/s) 14.248 km/s
    Conjunction Risk Parameters R (Radial): -1.375 | I (In-track): 0.48 | C (Cross-track): -1.36
    Collision Risk Index (CRI) 0.44
    X Position (km) 685.09 686.456
    Position Y (km) 5879.671 5880.325
    Position Z (km) 3740.178 3741.475
    Velocity X (km/s) 1.613 -5.791
    Velocity Y (km/s) 3.811 -2.105
    Velocity Z (km/s) -6.281 4.357

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2523 KUIPER-00421
    Semimajor Axis (a) 6958.475 km 7007.696 km
    Eccentricity (e) 0.006586 0.000072
    Inclination (i) 97.5004° 51.9021°
    RAAN 257.9120° 59.9252°
    Perigee Argument 322.0452° 116.2756°
    Mean Anomaly (M) 37.6137° 243.8281°
    Apogee 626.166 km 630.066 km
    Perigee 534.510 km 629.052 km
    Orbit Epoch 2026-09-05T05:19:37+0000 2026-09-04T11:48:54+0000

    COSMOS 2523 & KUIPER-00421 Collision Probability (Pc) Trend

    COSMOS 2523 & KUIPER-00421 Collision Probability (Pc) TrendNot Available

    COSMOS 2523 & KUIPER-00421 Miss Distance (Miss Distance) Trend

    COSMOS 2523 & KUIPER-00421 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2523Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00421Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2523Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00421Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2523

    No nearby objects data