Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.318662E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:44:44+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59539
    NORAD ID 59539
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67446
    NORAD ID 67446
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31539 STARLINK-36539
    Time of Closest Approach 2026-09-06T21:10:06+0000
    Collision Probability (Pc) 1.318662E-6
    Conjunction Distance (km) 2.556 km
    Relative Speed (km/s) 9.714 km/s
    Conjunction Risk Parameters R (Radial): -0.187 | I (In-track): -1.965 | C (Cross-track): 1.623
    Collision Risk Index (CRI) 0.37
    X Position (km) 3115.992 3118.145
    Position Y (km) 5708.583 5707.206
    Position Z (km) 2177.545 2177.485
    Velocity X (km/s) -5.903 -4.42
    Velocity Y (km/s) 1.46 4.178
    Velocity Z (km/s) 4.604 -4.603

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31539 STARLINK-36539
    Semimajor Axis (a) 6861.186 km 6861.160 km
    Eccentricity (e) 0.000157 0.000046
    Inclination (i) 43.0047° 42.9982°
    RAAN 57.3398° 283.6239°
    Perigee Argument 265.1068° 301.0669°
    Mean Anomaly (M) 94.9605° 59.0137°
    Apogee 484.127 km 483.338 km
    Perigee 481.971 km 482.708 km
    Orbit Epoch 2026-09-03T20:51:41+0000 2026-09-03T03:03:36+0000

    STARLINK-31539 & STARLINK-36539 Collision Probability (Pc) Trend

    STARLINK-31539 & STARLINK-36539 Collision Probability (Pc) TrendNot Available

    STARLINK-31539 & STARLINK-36539 Miss Distance (Miss Distance) Trend

    STARLINK-31539 & STARLINK-36539 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31539Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36539Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31539Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36539Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31539

    No nearby objects data