Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.123902E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T21:09:55+0800
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    1 Object 1

    Name CUPID
    AOE ID 49264
    NORAD ID 49264
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58685
    NORAD ID 58685
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CUPID STARLINK-31121
    Time of Closest Approach 2026-09-05T20:31:43+0000
    Collision Probability (Pc) 2.123902E-6
    Conjunction Distance (km) 2.243 km
    Relative Speed (km/s) 14.205 km/s
    Conjunction Risk Parameters R (Radial): 1.748 | I (In-track): 0.502 | C (Cross-track): -1.312
    Collision Risk Index (CRI) 0.42
    X Position (km) -3892.959 -3891.116
    Position Y (km) 5227.282 5226.856
    Position Z (km) -2153.568 -2152.363
    Velocity X (km/s) 2.233 -5.618
    Velocity Y (km/s) -1.274 -2.284
    Velocity Z (km/s) -7.175 4.619

    Orbital Parameters 国际轨道数据源

    Parameter CUPID STARLINK-31121
    Semimajor Axis (a) 6862.977 km 6861.190 km
    Eccentricity (e) 0.001298 0.000142
    Inclination (i) 97.3792° 43.0023°
    RAAN 308.5121° 151.8294°
    Perigee Argument 136.2576° 270.1956°
    Mean Anomaly (M) 223.9694° 89.8733°
    Apogee 493.748 km 484.027 km
    Perigee 475.932 km 482.079 km
    Orbit Epoch 2026-09-05T05:30:34+0000 2026-09-05T01:49:01+0000

    CUPID & STARLINK-31121 Collision Probability (Pc) Trend

    CUPID & STARLINK-31121 Collision Probability (Pc) TrendNot Available

    CUPID & STARLINK-31121 Miss Distance (Miss Distance) Trend

    CUPID & STARLINK-31121 Miss Distance (Miss Distance) TrendNot Available

    CUPIDMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31121Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CUPIDCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31121Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CUPID

    No nearby objects data