Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.840943E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:48:40+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51891
    NORAD ID 51891
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69372
    NORAD ID 69372
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3549 STARLINK-37688
    Time of Closest Approach 2026-10-22T02:08:09+0000
    Collision Probability (Pc) 7.840943E-7
    Conjunction Distance (km) 2.769 km
    Relative Speed (km/s) 4.749 km/s
    Conjunction Risk Parameters R (Radial): -0.32 | I (In-track): -2.613 | C (Cross-track): 0.857
    Collision Risk Index (CRI) 0.33
    X Position (km) 1247.537 1250.228
    Position Y (km) -4137.858 -4137.256
    Position Z (km) -5309.842 -5310.09
    Velocity X (km/s) 6.404 7.467
    Velocity Y (km/s) 3.856 0.332
    Velocity Z (km/s) -1.501 1.5

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3549 STARLINK-37688
    Semimajor Axis (a) 6840.862 km 6840.825 km
    Eccentricity (e) 0.000113 0.000213
    Inclination (i) 53.1617° 53.1590°
    RAAN 52.7059° 7.5503°
    Perigee Argument 77.9976° 106.3441°
    Mean Anomaly (M) 282.1153° 253.7796°
    Apogee 463.499 km 464.148 km
    Perigee 461.951 km 461.228 km
    Orbit Epoch 2026-10-19T07:22:10+0000 2026-10-19T04:07:20+0000

    STARLINK-3549 & STARLINK-37688 Collision Probability (Pc) Trend

    STARLINK-3549 & STARLINK-37688 Collision Probability (Pc) TrendNot Available

    STARLINK-3549 & STARLINK-37688 Miss Distance (Miss Distance) Trend

    STARLINK-3549 & STARLINK-37688 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3549Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37688Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3549Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37688Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3549

    No nearby objects data