Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.196495E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-20T17:07:50+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 43763
    NORAD ID 43763
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59100
    NORAD ID 59100
    Object Type PAYLOAD
    Country
    FI FI

    Conjunction Constraints

    Parameter UPPER FREE FLYER ICEYE-X38
    Time of Closest Approach 2026-09-21T01:12:18+0000
    Collision Probability (Pc) 1.196495E-6
    Conjunction Distance (km) 2.926 km
    Relative Speed (km/s) 11.516 km/s
    Conjunction Risk Parameters R (Radial): 0.58 | I (In-track): -1.859 | C (Cross-track): -2.182
    Collision Risk Index (CRI) 0.37
    X Position (km) -48.566 -45.695
    Position Y (km) 1414.914 1414.816
    Position Z (km) -6767.451 -6766.898
    Velocity X (km/s) 4.984 4.881
    Velocity Y (km/s) -5.588 5.684
    Velocity Z (km/s) -1.195 1.155

    Orbital Parameters 国际轨道数据源

    Parameter UPPER FREE FLYER ICEYE-X38
    Semimajor Axis (a) 6908.005 km 6903.456 km
    Eccentricity (e) 0.001203 0.000379
    Inclination (i) 97.4264° 97.8532°
    RAAN 309.3976° 49.4218°
    Perigee Argument 345.2629° 110.4833°
    Mean Anomaly (M) 14.8250° 249.6805°
    Apogee 538.182 km 527.936 km
    Perigee 521.554 km 522.702 km
    Orbit Epoch 2026-09-19T21:03:17+0000 2026-09-19T22:35:25+0000

    UPPER FREE FLYER & ICEYE-X38 Collision Probability (Pc) Trend

    UPPER FREE FLYER & ICEYE-X38 Collision Probability (Pc) TrendNot Available

    UPPER FREE FLYER & ICEYE-X38 Miss Distance (Miss Distance) Trend

    UPPER FREE FLYER & ICEYE-X38 Miss Distance (Miss Distance) TrendNot Available

    UPPER FREE FLYERMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ICEYE-X38Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    UPPER FREE FLYERCollision Probability Trend

    Object 1 Probability TrendNot Available

    ICEYE-X38Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with UPPER FREE FLYER

    No nearby objects data