Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.174203E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T23:42:19+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53403
    NORAD ID 53403
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64857
    NORAD ID 64857
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4507 STARLINK-34683
    Time of Closest Approach 2026-09-06T14:49:14+0000
    Collision Probability (Pc) 1.174203E-6
    Conjunction Distance (km) 2.814 km
    Relative Speed (km/s) 10.201 km/s
    Conjunction Risk Parameters R (Radial): 2.76 | I (In-track): -0.41 | C (Cross-track): -0.365
    Collision Risk Index (CRI) 0.36
    X Position (km) 100.841 101.066
    Position Y (km) -4311.866 -4309.754
    Position Z (km) -5327.214 -5325.369
    Velocity X (km/s) 7.219 -1.671
    Velocity Y (km/s) 1.96 5.762
    Velocity Z (km/s) -1.45 -4.698

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4507 STARLINK-34683
    Semimajor Axis (a) 6848.862 km 6843.685 km
    Eccentricity (e) 0.000108 0.000176
    Inclination (i) 53.1624° 97.2846°
    RAAN 37.1179° 97.8857°
    Perigee Argument 87.9157° 94.2421°
    Mean Anomaly (M) 272.1967° 265.9022°
    Apogee 471.463 km 466.750 km
    Perigee 469.987 km 464.346 km
    Orbit Epoch 2026-09-03T16:48:09+0000 2026-09-04T00:44:11+0000

    STARLINK-4507 & STARLINK-34683 Collision Probability (Pc) Trend

    STARLINK-4507 & STARLINK-34683 Collision Probability (Pc) TrendNot Available

    STARLINK-4507 & STARLINK-34683 Miss Distance (Miss Distance) Trend

    STARLINK-4507 & STARLINK-34683 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4507Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34683Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4507Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34683Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4507

    No nearby objects data