Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.305367E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-11T09:00:42+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53742
    NORAD ID 53742
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69368
    NORAD ID 69368
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4637 STARLINK-37687
    Time of Closest Approach 2026-11-12T05:23:16+0000
    Collision Probability (Pc) 5.305367E-6
    Conjunction Distance (km) 1.288 km
    Relative Speed (km/s) 4.979 km/s
    Conjunction Risk Parameters R (Radial): -1.097 | I (In-track): -0.638 | C (Cross-track): -0.217
    Collision Risk Index (CRI) 0.49
    X Position (km) 3375.116 3374.149
    Position Y (km) -2721.63 -2721.717
    Position Z (km) 5281.812 5280.966
    Velocity X (km/s) 6.033 3.034
    Velocity Y (km/s) 4.413 6.831
    Velocity Z (km/s) -1.577 1.577

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4637 STARLINK-37687
    Semimajor Axis (a) 6840.839 km 6840.936 km
    Eccentricity (e) 0.000095 0.000143
    Inclination (i) 53.1577° 53.1592°
    RAAN 216.9303° 266.3229°
    Perigee Argument 71.5739° 100.8595°
    Mean Anomaly (M) 288.5367° 77.3794°
    Apogee 463.355 km 463.780 km
    Perigee 462.049 km 461.818 km
    Orbit Epoch 2026-11-10T02:54:31+0000 2026-11-09T20:00:02+0000

    STARLINK-4637 & STARLINK-37687 Collision Probability (Pc) Trend

    STARLINK-4637 & STARLINK-37687 Collision Probability (Pc) TrendNot Available

    STARLINK-4637 & STARLINK-37687 Miss Distance (Miss Distance) Trend

    STARLINK-4637 & STARLINK-37687 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4637Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37687Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4637Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37687Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4637

    No nearby objects data