Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.553896E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T01:30:44+0800
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    1 Object 1

    AOE ID 22825
    NORAD ID 22825
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 37931
    NORAD ID 37931
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter EYESAT A SHIYAN 4 (SY-4)
    Time of Closest Approach 2026-10-15T19:27:01+0000
    Collision Probability (Pc) 1.553896E-6
    Conjunction Distance (km) 2.043 km
    Relative Speed (km/s) 6.002 km/s
    Conjunction Risk Parameters R (Radial): 0.205 | I (In-track): -1.856 | C (Cross-track): -0.825
    Collision Risk Index (CRI) 0.39
    X Position (km) 559.692 557.916
    Position Y (km) 1045.627 1046.616
    Position Z (km) -7082.014 -7082.216
    Velocity X (km/s) 7.398 4.621
    Velocity Y (km/s) -0.58 -5.804
    Velocity Z (km/s) 0.498 -0.51

    Orbital Parameters 国际轨道数据源

    Parameter EYESAT A SHIYAN 4 (SY-4)
    Semimajor Axis (a) 7166.637 km 7165.983 km
    Eccentricity (e) 0.000948 0.002344
    Inclination (i) 98.6753° 98.6914°
    RAAN 355.4191° 307.1725°
    Perigee Argument 106.9309° 151.5919°
    Mean Anomaly (M) 253.2914° 220.3682°
    Apogee 795.295 km 804.647 km
    Perigee 781.705 km 771.045 km
    Orbit Epoch 2026-10-15T03:04:17+0000 2026-10-15T01:29:15+0000

    EYESAT A & SHIYAN 4 (SY-4) Collision Probability (Pc) Trend

    EYESAT A & SHIYAN 4 (SY-4) Collision Probability (Pc) TrendNot Available

    EYESAT A & SHIYAN 4 (SY-4) Miss Distance (Miss Distance) Trend

    EYESAT A & SHIYAN 4 (SY-4) Miss Distance (Miss Distance) TrendNot Available

    EYESAT AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SHIYAN 4 (SY-4)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    EYESAT ACollision Probability Trend

    Object 1 Probability TrendNot Available

    SHIYAN 4 (SY-4)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with EYESAT A

    No nearby objects data