Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.674611E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:32:36+0800
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    1 Object 1

    AOE ID 47648
    NORAD ID 47648
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 49431
    NORAD ID 49431
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2031 STARLINK-3153
    Time of Closest Approach 2026-10-22T20:26:34+0000
    Collision Probability (Pc) 2.674611E-6
    Conjunction Distance (km) 1.953 km
    Relative Speed (km/s) 12.08 km/s
    Conjunction Risk Parameters R (Radial): -1.931 | I (In-track): -0.164 | C (Cross-track): -0.233
    Collision Risk Index (CRI) 0.44
    X Position (km) 1026.989 1026.997
    Position Y (km) 6615.597 6617.507
    Position Z (km) 1390.962 1391.367
    Velocity X (km/s) -4.81 -4.431
    Velocity Y (km/s) -0.505 1.939
    Velocity Z (km/s) 5.912 -5.911

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2031 STARLINK-3153
    Semimajor Axis (a) 6838.465 km 6840.892 km
    Eccentricity (e) 0.000139 0.000128
    Inclination (i) 53.1597° 53.1590°
    RAAN 83.2245° 283.3767°
    Perigee Argument 89.7034° 92.5874°
    Mean Anomaly (M) 240.6848° 267.5275°
    Apogee 461.277 km 463.630 km
    Perigee 459.379 km 461.880 km
    Orbit Epoch 2026-10-20T12:00:03+0000 2026-10-20T00:30:20+0000

    STARLINK-2031 & STARLINK-3153 Collision Probability (Pc) Trend

    STARLINK-2031 & STARLINK-3153 Collision Probability (Pc) TrendNot Available

    STARLINK-2031 & STARLINK-3153 Miss Distance (Miss Distance) Trend

    STARLINK-2031 & STARLINK-3153 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2031Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3153Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2031Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3153Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2031

    No nearby objects data